{"id":1973,"date":"2026-03-14T20:12:08","date_gmt":"2026-03-14T20:12:08","guid":{"rendered":"https:\/\/multahost.com\/blog\/?p=1973"},"modified":"2026-03-14T21:11:19","modified_gmt":"2026-03-14T21:11:19","slug":"vicidial-server-setup","status":"publish","type":"post","link":"https:\/\/multahost.com\/blog\/vicidial-server-setup\/","title":{"rendered":"Vicidial Server Setup for Call Centers \u2013 Complete Free Installation Tutorial with VOS3000 Integration"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"vicidial-server-setup-for-call-centers-complete-installation-guide-with-vos-3000-integration\">Vicidial Server Setup for Call Centers \u2013 Complete Free Installation Tutorial with VOS3000 Integration<\/h1>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Table of Contents<\/h2><nav><ul><li><a href=\"#vicidial-server-setup-for-call-centers-complete-installation-guide-with-vos-3000-integration\">Vicidial Server Setup for Call Centers \u2013 Complete Free Installation Tutorial with VOS3000 Integration<\/a><ul><li><a href=\"#introduction-to-vicidial-server-setup-for-modern-call-centers\">Introduction to Vicidial Server Setup for Modern Call Centers<\/a><\/li><li><a href=\"#\ud83d\udd27-vicidial-server-requirements-hardware-and-infrastructure-planning\">\ud83d\udd27 Vicidial Server Requirements \u2013 Hardware and Infrastructure Planning (Vicidial Server Setup)<\/a><ul><li><a href=\"#minimum-vicidial-server-requirements\">Minimum Vicidial Server Requirements<\/a><\/li><li><a href=\"#vicidial-cluster-architecture-for-high-volume-operations\">Vicidial Cluster Architecture for High-Volume Operations (Vicidial Server Setup)<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udda5\ufe0f-vicidial-installation-methods-vici-box-vs-manual-setup\">\ud83d\udda5\ufe0f Vicidial Installation Methods \u2013 ViciBox vs Manual Setup<\/a><ul><li><a href=\"#vici-box-installation-steps\">ViciBox Installation Steps<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udd17-vicidial-vos-3000-integration-architecture\">\ud83d\udd17 Vicidial VOS3000 Integration Architecture (Vicidial Server Setup)<\/a><ul><li><a href=\"#vicidial-vos-3000-integration-flow\">Vicidial VOS3000 Integration Flow (Vicidial Server Setup)<\/a><\/li><li><a href=\"#configuring-sip-trunk-from-vicidial-to-vos-3000\">Configuring SIP Trunk from Vicidial to VOS3000<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udcca-vicidial-predictive-dialer-configuration\">\ud83d\udcca Vicidial Predictive Dialer Configuration (Vicidial Server Setup)<\/a><ul><li><a href=\"#predictive-dialer-settings-explained\">Predictive Dialer Settings Explained<\/a><\/li><li><a href=\"#agent-configuration-and-phone-registration\">Agent Configuration and Phone Registration<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udd10-vicidial-stir-shaken-integration-with-tiltx\">\ud83d\udd10 Vicidial STIR\/SHAKEN Integration with TILTX (Vicidial Server Setup)<\/a><ul><li><a href=\"#how-vicidial-stir-shaken-works\">How Vicidial STIR\/SHAKEN Works<\/a><\/li><li><a href=\"#tiltx-configuration-in-vicidial\">TILTX Configuration in Vicidial<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udcde-vicidial-sip-trunk-configuration-best-practices\">\ud83d\udcde Vicidial SIP Trunk Configuration Best Practices (Vicidial Server Setup)<\/a><ul><li><a href=\"#sip-trunk-security-considerations\">SIP Trunk Security Considerations<\/a><\/li><li><a href=\"#vicidial-nat-configuration\">Vicidial NAT Configuration<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udcc8-vicidial-performance-monitoring-and-optimization\">\ud83d\udcc8 Vicidial Performance Monitoring and Optimization<\/a><ul><li><a href=\"#key-performance-indicators-for-vicidial\">Key Performance Indicators for Vicidial<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udd04-vicidial-campaign-types-and-use-cases\">\ud83d\udd04 Vicidial Campaign Types and Use Cases<\/a><ul><li><a href=\"#campaign-types-available-in-vicidial\">Campaign Types Available in Vicidial<\/a><\/li><li><a href=\"#\ud83d\udcda-related-resources\">\ud83d\udcda Related Resources:<\/a><\/li><\/ul><\/li><li><a href=\"#\u2753-frequently-asked-questions-about-vicidial-server-setup\">\u2753 Frequently Asked Questions About Vicidial Server Setup<\/a><\/li><li><a href=\"#\ud83d\udcde-need-call-center-setup-support\">\ud83d\udcde Need Setup Support?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"introduction-to-vicidial-server-setup-for-modern-call-centers\">Introduction to Vicidial Server Setup for Modern Call Centers<\/h2>\n\n\n\n<p>Vicidial server setup is the foundation for building a powerful, enterprise-grade call center infrastructure that can handle thousands of concurrent calls with predictive dialing capabilities. As an open-source call center solution built on Asterisk, Vicidial has become the industry standard for businesses seeking a cost-effective yet feature-rich auto dialer platform. When combined with VOS3000 softswitch for carrier routing and billing, this architecture creates a complete telecom ecosystem capable of serving wholesale VoIP operators, call centers, and telecom service providers worldwide.<\/p>\n\n\n\n<p>The demand for Vicidial server setup has grown exponentially in recent years, driven by the FCC&#8217;s STIR\/SHAKEN mandate and the increasing need for authenticated caller ID in outbound calling operations. Modern call centers require not only efficient dialing algorithms but also compliance with regulatory frameworks that protect consumers from robocall fraud. Vicidial addresses both requirements through its native integration with TILTX STIR\/SHAKEN services, making it one of the few open-source dialer platforms that can achieve full regulatory compliance for US and Canadian traffic.<\/p>\n\n\n\n<p>\ud83d\udca1 <strong>Key Insight:<\/strong> Vicidial server setup with VOS3000 integration creates a two-tier architecture where Vicidial handles agent management, predictive dialing, and call recording, while VOS3000 manages carrier routing, rate tables, billing, and wholesale traffic optimization. This separation of concerns allows each system to excel in its core competency.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udd27-vicidial-server-requirements-hardware-and-infrastructure-planning\">\ud83d\udd27 Vicidial Server Requirements \u2013 Hardware and Infrastructure Planning (Vicidial Server Setup)<\/h2>\n\n\n\n<p>Proper Vicidial server setup begins with understanding the hardware requirements based on your expected call volume, number of agents, and campaign types. The server infrastructure must be sized appropriately to handle peak load conditions without degradation in call quality or system responsiveness. Underestimating server requirements is one of the most common mistakes in Vicidial deployments, leading to poor agent experience and customer complaints.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"minimum-vicidial-server-requirements\">Minimum Vicidial Server Requirements<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Component<\/th><th>Minimum (5-10 Agents)<\/th><th>Recommended (20-50 Agents)<\/th><th>Enterprise (100+ Agents)<\/th><\/tr><\/thead><tbody><tr><td><strong>CPU<\/strong><\/td><td>2 Cores (2.4GHz)<\/td><td>4 Cores (3.0GHz)<\/td><td>8+ Cores (3.5GHz+)<\/td><\/tr><tr><td><strong>RAM<\/strong><\/td><td>4 GB<\/td><td>8 GB<\/td><td>16-32 GB<\/td><\/tr><tr><td><strong>Storage<\/strong><\/td><td>50 GB SSD<\/td><td>100 GB SSD<\/td><td>500 GB+ NVMe<\/td><\/tr><tr><td><strong>Network<\/strong><\/td><td>100 Mbps<\/td><td>1 Gbps<\/td><td>1-10 Gbps<\/td><\/tr><tr><td><strong>Concurrent Calls<\/strong><\/td><td>10-20<\/td><td>50-100<\/td><td>200-500+<\/td><\/tr><tr><td><strong>Monthly Cost (Cloud)<\/strong><\/td><td>$20-40<\/td><td>$60-100<\/td><td>$200-500<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"vicidial-cluster-architecture-for-high-volume-operations\">Vicidial Cluster Architecture for High-Volume Operations (Vicidial Server Setup)<\/h3>\n\n\n\n<p>For large-scale call center operations exceeding 100 agents, Vicidial server setup should implement a clustered architecture with separate database, web, and telephony servers. The database server stores all call records, agent logs, and campaign data, requiring the most RAM and fastest storage. Web servers handle the agent interface and should be load-balanced for redundancy. Telephony servers run the Asterisk instances that process actual calls.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502                    VICIDIAL CLUSTER ARCHITECTURE                         \u2502\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524\n\u2502                                                                          \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510    \u2502\n\u2502  \u2502  Database   \u2502  \u2502   Web       \u2502  \u2502 Telephony   \u2502  \u2502  Archive    \u2502    \u2502\n\u2502  \u2502  Server     \u2502  \u2502  Server     \u2502  \u2502  Server     \u2502  \u2502  Server     \u2502    \u2502\n\u2502  \u2502  (MySQL)    \u2502  \u2502  (Apache)   \u2502  \u2502  (Asterisk) \u2502  \u2502  (Backups)  \u2502    \u2502\n\u2502  \u2502  16-32GB    \u2502  \u2502  8-16GB     \u2502  \u2502  8-16GB     \u2502  \u2502  4-8GB      \u2502    \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2518    \u2502\n\u2502         \u2502                \u2502                \u2502                \u2502            \u2502\n\u2502         \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518            \u2502\n\u2502                          \u2502                \u2502                             \u2502\n\u2502                          \u25bc                \u25bc                             \u2502\n\u2502                    \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                        \u2502\n\u2502                    \u2502       LOAD BALANCER       \u2502                        \u2502\n\u2502                    \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                        \u2502\n\u2502                                \u2502                                         \u2502\n\u2502                                \u25bc                                         \u2502\n\u2502                    \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                        \u2502\n\u2502                    \u2502      VOS3000 SOFTSWITCH   \u2502                        \u2502\n\u2502                    \u2502   (Routing &amp; Billing)     \u2502                        \u2502\n\u2502                    \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                        \u2502\n\u2502                                \u2502                                         \u2502\n\u2502                                \u25bc                                         \u2502\n\u2502                    \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                        \u2502\n\u2502                    \u2502        CARRIERS           \u2502                        \u2502\n\u2502                    \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                        \u2502\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n<\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udda5\ufe0f-vicidial-installation-methods-vici-box-vs-manual-setup\">\ud83d\udda5\ufe0f Vicidial Installation Methods \u2013 ViciBox vs Manual Setup<\/h2>\n\n\n\n<p>Vicidial server setup can be accomplished through two primary methods: using ViciBox, the pre-configured ISO installation, or manual installation on an existing Linux server. ViciBox is the recommended approach for most deployments as it includes all necessary components pre-configured and optimized for call center operations. The ViciBox distribution includes CentOS\/Rocky Linux, Asterisk, Apache, MySQL, and all Vicidial components in a single installable package.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"vici-box-installation-steps\">ViciBox Installation Steps<\/h3>\n\n\n\n<p><strong>Step 1: Download ViciBox ISO<\/strong> \u2013 Obtain the latest ViciBox ISO from the official Vicidial website. The current version is ViciBox 12, based on openSUSE Leap 15.x, providing modern kernel and security updates.<\/p>\n\n\n\n<p><strong>Step 2: Prepare Server Hardware<\/strong> \u2013 Ensure your server meets minimum requirements. For cloud deployments, create a VM with appropriate CPU, RAM, and storage allocations.<\/p>\n\n\n\n<p><strong>Step 3: Boot from ISO<\/strong> \u2013 Boot the server from the ViciBox ISO and follow the installation wizard. The installer will partition disks, install the operating system, and configure all Vicidial components automatically.<\/p>\n\n\n\n<p><strong>Step 4: Configure Network Settings<\/strong> \u2013 Set static IP address, configure DNS resolution, and ensure firewall allows SIP (5060\/5061), RTP (10000-20000), HTTP (80\/443), and SSH (22) traffic.<\/p>\n\n\n\n<p><strong>Step 5: Post-Installation Setup<\/strong> \u2013 Access the Vicidial admin interface at http:\/\/server-ip\/vicidial\/admin.php and complete the initial configuration wizard.<\/p>\n\n\n\n<p><strong>Step 6: License Activation<\/strong> \u2013 Configure the system ID and activate any commercial add-ons like TILTX STIR\/SHAKEN integration.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># Quick ViciBox Server Setup Commands\n# After installation, update system:\nzypper update\n\n# Configure firewall for Vicidial:\nfirewall-cmd --permanent --add-port=5060\/tcp\nfirewall-cmd --permanent --add-port=5060\/udp\nfirewall-cmd --permanent --add-port=10000-20000\/udp\nfirewall-cmd --permanent --add-service=http\nfirewall-cmd --permanent --add-service=https\nfirewall-cmd --reload\n\n# Start Asterisk service:\nsystemctl start asterisk\nsystemctl enable asterisk\n\n# Check Vicidial services status:\n\/usr\/share\/astguiclient\/ADMIN_update_server_ip.pl --debug\n<\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udd17-vicidial-vos-3000-integration-architecture\">\ud83d\udd17 Vicidial VOS3000 Integration Architecture (Vicidial Server Setup)<\/h2>\n\n\n\n<p>Integrating Vicidial with VOS3000 creates a powerful combination where each platform handles its specialized functions. Vicidial excels at agent management, predictive dialing algorithms, call recording, and campaign management, while VOS3000 provides carrier-grade routing, rate management, billing, and wholesale traffic aggregation. This architecture is particularly valuable for telecom operators who serve both call center clients and wholesale VoIP customers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"vicidial-vos-3000-integration-flow\">Vicidial VOS3000 Integration Flow (Vicidial Server Setup)<\/h3>\n\n\n\n<p>The integration between Vicidial and VOS3000 operates through SIP trunking, where Vicidial acts as a SIP client sending calls to VOS3000 for routing. VOS3000 receives calls from Vicidial, applies rate tables and routing rules, then forwards calls to appropriate carriers based on destination, cost, and quality parameters. This separation allows call center managers to focus on campaign optimization while VoIP operators handle carrier relationships and pricing.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502              VICIDIAL + VOS3000 INTEGRATION FLOW                         \u2502\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524\n\u2502                                                                          \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510         \u2502\n\u2502  \u2502                      VICIDIAL SERVER                        \u2502         \u2502\n\u2502  \u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510 \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510 \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510 \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510      \u2502         \u2502\n\u2502  \u2502  \u2502 Agents   \u2502 \u2502Campaigns \u2502 \u2502  Lists   \u2502 \u2502Recording \u2502      \u2502         \u2502\n\u2502  \u2502  \u2502 (SIP)    \u2502 \u2502(Predict) \u2502 \u2502 (Leads)  \u2502 \u2502  Engine  \u2502      \u2502         \u2502\n\u2502  \u2502  \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518 \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518 \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518 \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518      \u2502         \u2502\n\u2502  \u2502       \u2502            \u2502            \u2502            \u2502             \u2502         \u2502\n\u2502  \u2502       \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518             \u2502         \u2502\n\u2502  \u2502                          \u2502                                 \u2502         \u2502\n\u2502  \u2502                          \u25bc                                 \u2502         \u2502\n\u2502  \u2502              \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                    \u2502         \u2502\n\u2502  \u2502              \u2502  SIP TRUNK TO VOS3000 \u2502                    \u2502         \u2502\n\u2502  \u2502              \u2502  (Carrier Account)    \u2502                    \u2502         \u2502\n\u2502  \u2502              \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                    \u2502         \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518         \u2502\n\u2502                              \u2502                                           \u2502\n\u2502                              \u25bc                                           \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510         \u2502\n\u2502  \u2502                      VOS3000 SOFTSWITCH                     \u2502         \u2502\n\u2502  \u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510 \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510 \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510 \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510      \u2502         \u2502\n\u2502  \u2502  \u2502 Mapping  \u2502 \u2502 Routing  \u2502 \u2502  Rates   \u2502 \u2502 Billing  \u2502      \u2502         \u2502\n\u2502  \u2502  \u2502 Gateway  \u2502 \u2502 Gateway  \u2502 \u2502 Tables   \u2502 \u2502 Engine   \u2502      \u2502         \u2502\n\u2502  \u2502  \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518 \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518 \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518 \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518      \u2502         \u2502\n\u2502  \u2502       \u2502            \u2502            \u2502            \u2502             \u2502         \u2502\n\u2502  \u2502       \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518             \u2502         \u2502\n\u2502  \u2502                          \u2502                                 \u2502         \u2502\n\u2502  \u2502                          \u25bc                                 \u2502         \u2502\n\u2502  \u2502              \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                    \u2502         \u2502\n\u2502  \u2502              \u2502   CARRIER TRUNKS      \u2502                    \u2502         \u2502\n\u2502  \u2502              \u2502   (Multiple Vendors)  \u2502                    \u2502         \u2502\n\u2502  \u2502              \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                    \u2502         \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518         \u2502\n\u2502                              \u2502                                           \u2502\n\u2502                              \u25bc                                           \u2502\n\u2502              \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                          \u2502\n\u2502              \u2502  PSTN \/ CARRIER NETWORK       \u2502                          \u2502\n\u2502              \u2502  (US, EU, ASIA, Global)       \u2502                          \u2502\n\u2502              \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                          \u2502\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"configuring-sip-trunk-from-vicidial-to-vos-3000\">Configuring SIP Trunk from Vicidial to VOS3000<\/h3>\n\n\n\n<p>To establish the connection between Vicidial and VOS3000, you must configure a SIP trunk in Vicidial&#8217;s carrier settings. In the Vicidial admin interface, navigate to Admin \u2192 Carriers \u2192 Add New Carrier. Enter the VOS3000 server IP as the registration server, configure the SIP credentials (username\/password) that match a client account in VOS3000, and set the appropriate dialplan entry.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># Vicidial Carrier Configuration for VOS3000\n# Admin \u2192 Carriers \u2192 Add New Carrier\n\nCarrier ID: VOS3000_PRIMARY\nCarrier Name: VOS3000 Softswitch\nRegistration String: \n  register =&gt; username:password@vos3000-server-ip:5060\n\nTrunk Settings:\n  host=vos3000-server-ip\n  username=vicidial_user\n  secret=secure_password\n  type=peer\n  context=trunkinbound\n  dtmfmode=rfc2833\n  disallow=all\n  allow=ulaw,alaw,g729\n\nDialplan Entry:\n  exten =&gt; _X.,1,AGI(agi:\/\/127.0.0.1:4577\/call_log)\n  exten =&gt; _X.,n,Dial(SIP\/${EXTEN}@VOS3000_PRIMARY,30,tTo)\n  exten =&gt; _X.,n,Hangup()\n<\/pre>\n\n\n\n<p>\u2705 <strong>Pro Tip:<\/strong> When configuring Vicidial with VOS3000, create a dedicated client account in VOS3000 specifically for Vicidial traffic. This allows separate rate tables, billing, and traffic analysis for call center operations versus other wholesale clients.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udcca-vicidial-predictive-dialer-configuration\">\ud83d\udcca Vicidial Predictive Dialer Configuration (Vicidial Server Setup)<\/h2>\n\n\n\n<p>The predictive dialer is Vicidial&#8217;s most powerful feature, automatically dialing multiple numbers per agent and connecting only answered calls. The predictive algorithm analyzes historical call data including answer rates, average call duration, and agent availability to calculate optimal dialing ratios. Proper configuration of the predictive dialer directly impacts campaign success rates and agent productivity.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"predictive-dialer-settings-explained\">Predictive Dialer Settings Explained<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Setting<\/th><th>Recommended Value<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td><strong>Dial Method<\/strong><\/td><td>RATIO<\/td><td>Enables predictive dialing with automatic ratio calculation<\/td><\/tr><tr><td><strong>Dial Ratio<\/strong><\/td><td>2.0 &#8211; 4.0<\/td><td>Numbers dialed per available agent (adjust based on answer rate)<\/td><\/tr><tr><td><strong>Auto Dial Level<\/strong><\/td><td>3 &#8211; 5<\/td><td>Maximum calls in queue per agent<\/td><\/tr><tr><td><strong>Lead Order<\/strong><\/td><td>DOWN<\/td><td>Call list processing direction<\/td><\/tr><tr><td><strong>Available Only Tally<\/strong><\/td><td>Y<\/td><td>Only count available agents for dial calculations<\/td><\/tr><tr><td><strong>Adaptive Dialing<\/strong><\/td><td>Y<\/td><td>Enable dynamic ratio adjustment based on real-time stats<\/td><\/tr><tr><td><strong>AMD (Answer Machine)<\/strong><\/td><td>Y<\/td><td>Enable answering machine detection<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"agent-configuration-and-phone-registration\">Agent Configuration and Phone Registration<\/h3>\n\n\n\n<p>Each Vicidial agent requires two configurations: a phone extension for SIP registration and a user account for web interface access. The phone configuration defines the SIP credentials and codec preferences, while the user account determines campaign access, permission levels, and interface preferences. Agents log into the Vicidial agent interface through a web browser, where they control call handling, access customer information, and update call dispositions.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># Agent Phone Configuration in Vicidial\n# Admin \u2192 Phones \u2192 Add New Phone\n\nPhone Login: 101\nPhone Password: SecurePass123\nProtocol: SIP\nDialplan: default\nContext: vicidial\nServer IP: [Vicidial Server IP]\nStatus: ACTIVE\n\nAgent User Configuration:\n# Admin \u2192 Users \u2192 Add New User\n\nUser ID: agent101\nPassword: AgentPass123\nUser Group: AGENTS\nFull Name: John Smith\nUser Level: 1 (Agent)\nCampaigns: [Select allowed campaigns]\nPhone Login: 101 (link to phone above)\n<\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udd10-vicidial-stir-shaken-integration-with-tiltx\">\ud83d\udd10 Vicidial STIR\/SHAKEN Integration with TILTX (Vicidial Server Setup)<\/h2>\n\n\n\n<p>Vicidial server setup for US and Canadian traffic must include STIR\/SHAKEN implementation to comply with FCC regulations. Vicidial&#8217;s native integration with TILTX Call Shaper provides a turnkey solution for call authentication, eliminating the complexity of managing certificates and cryptographic signatures independently. TILTX handles certificate provisioning, key management, and attestation while Vicidial passes call information for signing.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"how-vicidial-stir-shaken-works\">How Vicidial STIR\/SHAKEN Works<\/h3>\n\n\n\n<p><strong>Step 1: Call Initiation<\/strong> \u2013 Agent initiates call from Vicidial campaign with caller ID information<\/p>\n\n\n\n<p><strong>Step 2: API Request<\/strong> \u2013 Vicidial sends call details to TILTX API including calling number, called number, and attestation level<\/p>\n\n\n\n<p><strong>Step 3: Certificate Verification<\/strong> \u2013 TILTX verifies the caller ID is authorized for the account and retrieves the appropriate certificate<\/p>\n\n\n\n<p><strong>Step 4: Token Generation<\/strong> \u2013 TILTX creates a PASSporT token (JSON Web Token) containing call details and cryptographic signature<\/p>\n\n\n\n<p><strong>Step 5: Identity Header<\/strong> \u2013 The signed token is returned to Vicidial and added to the SIP Identity header<\/p>\n\n\n\n<p><strong>Step 6: Call Routing<\/strong> \u2013 Call proceeds to VOS3000 or carrier with valid STIR\/SHAKEN attestation<\/p>\n\n\n\n<p>\u26a0\ufe0f <strong>Important:<\/strong> STIR\/SHAKEN requires a valid certificate from an authorized STI-CA (Secure Telephone Identity Certification Authority). TILTX handles this process for you, but you must verify ownership of phone numbers through their verification process before certificates are issued.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"tiltx-configuration-in-vicidial\">TILTX Configuration in Vicidial<\/h3>\n\n\n\n<pre class=\"wp-block-preformatted\"># Vicidial TILTX STIR\/SHAKEN Configuration\n# System Settings \u2192 TILTX Configuration\n\nTILTX_API_URL: https:\/\/api.tiltx.com\/v1\/sign\nTILTX_API_KEY: [Your API Key]\nTILTX_ACCOUNT_ID: [Your Account ID]\nDEFAULT_ATTESTATION: A (Full Attestation)\n\n# Attestation Levels:\n# A = Full Attestation (you verified the caller ID)\n# B = Partial Attestation (call originated from your network)\n# C = Gateway Attestation (passing through, no verification)\n\n# Apply to carriers:\n# Admin \u2192 Carriers \u2192 Edit Carrier \u2192 TILTX Settings\nEnable TILTX: Y\nAttestation Level: A\nCaller ID Source: campaign\n<\/pre>\n\n\n\n<p><strong>\ud83d\udcde Need Pre-Installed Vicidial Server?<\/strong><\/p>\n\n\n\n<p>Get fully configured Vicidial server with VOS3000 integration, STIR\/SHAKEN ready setup, and predictive dialer configuration. We provide turnkey solutions with 4GB-32GB RAM options.<\/p>\n\n\n\n<p>\ud83d\udcac <a href=\"https:\/\/wa.me\/8801911119966\" target=\"_blank\" rel=\"noreferrer noopener\">WhatsApp: +8801911119966<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udcde-vicidial-sip-trunk-configuration-best-practices\">\ud83d\udcde Vicidial SIP Trunk Configuration Best Practices (Vicidial Server Setup)<\/h2>\n\n\n\n<p>Proper SIP trunk configuration ensures reliable call quality and minimizes issues like one-way audio, registration failures, and DTMF problems. Vicidial server setup requires careful attention to NAT traversal, codec negotiation, and timing parameters. The following best practices have been proven in production environments handling millions of calls monthly.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"sip-trunk-security-considerations\">SIP Trunk Security Considerations<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Use TLS Transport:<\/strong> Configure SIP TLS (port 5061) for encrypted signaling between Vicidial and carriers, protecting call setup information from interception<\/li>\n\n\n\n<li><strong>Implement IP Authentication:<\/strong> Where possible, use IP-based authentication instead of digest authentication to prevent credential theft<\/li>\n\n\n\n<li><strong>Limit Codecs:<\/strong> Restrict codecs to those actually used (G.711 ulaw\/alaw, G.729) to prevent codec negotiation failures<\/li>\n\n\n\n<li><strong>Configure Fail2Ban:<\/strong> Install and configure Fail2Ban to block IP addresses attempting brute force attacks on SIP registrations<\/li>\n\n\n\n<li><strong>Use Strong Passwords:<\/strong> Generate complex passwords (16+ characters) for all SIP accounts and registration credentials<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"vicidial-nat-configuration\">Vicidial NAT Configuration<\/h3>\n\n\n\n<pre class=\"wp-block-preformatted\"># Asterisk SIP NAT Configuration\n# \/etc\/asterisk\/sip.conf or sip_general_custom.conf<\/pre>\n\n\n<p>[general]<\/p>\n\n\n\n<p>nat=force_rport,comedia externip=YOUR.PUBLIC.IP.ADDRESS localnet=192.168.1.0\/255.255.255.0 canreinvite=no directmedia=no rtptimeout=60 rtpholdtimeout=300 # For cloud servers, configure: externhost=yourdomain.com ; Asterisk will resolve this dynamically<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udcc8-vicidial-performance-monitoring-and-optimization\">\ud83d\udcc8 Vicidial Performance Monitoring and Optimization<\/h2>\n\n\n\n<p>Ongoing monitoring and optimization are essential for maintaining Vicidial performance at scale. Key metrics to track include ASR (Answer Seizure Ratio), ACD (Average Call Duration), agent utilization rates, and system resource consumption. Vicidial includes built-in reporting tools, but additional monitoring systems like Nagios, Zabbix, or Prometheus can provide deeper insights into system health.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"key-performance-indicators-for-vicidial\">Key Performance Indicators for Vicidial<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Metric<\/th><th>Target Value<\/th><th>Action if Below Target<\/th><\/tr><\/thead><tbody><tr><td><strong>ASR (Answer Rate)<\/strong><\/td><td>40-60%<\/td><td>Review list quality, adjust dial times, check caller ID reputation<\/td><\/tr><tr><td><strong>Agent Utilization<\/strong><\/td><td>70-85%<\/td><td>Adjust dial ratio, add\/remove agents, optimize breaks<\/td><\/tr><tr><td><strong>CPU Usage<\/strong><\/td><td>&lt;70%<\/td><td>Scale horizontally, optimize codecs, check for runaway processes<\/td><\/tr><tr><td><strong>Memory Usage<\/strong><\/td><td>&lt;80%<\/td><td>Increase RAM, optimize MySQL queries, check for memory leaks<\/td><\/tr><tr><td><strong>Call Quality (MOS)<\/strong><\/td><td>&gt;4.0<\/td><td>Check network latency, review codec usage, verify QoS settings<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udd04-vicidial-campaign-types-and-use-cases\">\ud83d\udd04 Vicidial Campaign Types and Use Cases<\/h2>\n\n\n\n<p>Vicidial server setup supports multiple campaign types to address different business requirements. Understanding when to use each campaign type is crucial for maximizing efficiency and achieving business objectives. The flexibility to switch between campaign types allows call centers to adapt to changing market conditions and client needs without major system reconfiguration.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"campaign-types-available-in-vicidial\">Campaign Types Available in Vicidial<\/h3>\n\n\n\n<p><strong>1. Outbound Predictive:<\/strong> Automated dialing with ratio-based pacing, ideal for high-volume sales campaigns where agents handle answered calls only<\/p>\n\n\n\n<p><strong>2. Outbound Auto Dial:<\/strong> Progressive dialing where system dials after agent becomes available, suitable for high-value leads requiring personalized attention<\/p>\n\n\n\n<p><strong>3. Outbound Manual:<\/strong> Agent-initiated dialing for preview mode campaigns where agents review lead information before calling<\/p>\n\n\n\n<p><strong>4. Inbound:<\/strong> ACD (Automatic Call Distribution) for handling incoming calls with queue management and skill-based routing<\/p>\n\n\n\n<p><strong>5. Blended:<\/strong> Combination of inbound and outbound where agents handle both call types based on queue priority<\/p>\n\n\n\n<p><strong>6. IVR Only:<\/strong> Agentless campaigns for automated voice broadcasts, appointment reminders, and survey collection<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"\ud83d\udcda-related-resources\">\ud83d\udcda Related Resources:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/multahost.com\/blog\/vos3000-2-1-6-0-concurrent-call-load-test-with-multahost-server\/\" target=\"_blank\" rel=\"noreferrer noopener\">VOS3000 Concurrent Call Load Test \u2013 Server Capacity Guide<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/multahost.com\/blog\/sip-trunking-with-vos3000-sip-trunking-bd-iptsp-india-pri-landline-twillo-vos3000-setup-sip-register-vos3000-gk-register-gw-vos3000\/\" target=\"_blank\" rel=\"noreferrer noopener\">SIP Trunking with VOS3000 \u2013 Complete Configuration Guide<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/multahost.com\/blog\/vos3000-softswitch-faq-based-on-official-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\">VOS3000 Softswitch FAQ \u2013 Official Manual Reference<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u2753-frequently-asked-questions-about-vicidial-server-setup\">\u2753 Frequently Asked Questions About Vicidial Server Setup<\/h2>\n\n\n\n<p><strong>Q: What is the minimum server requirement for Vicidial with 10 agents?<\/strong><\/p>\n\n\n\n<p>A: For 10 agents, minimum requirements are 4GB RAM, 2 CPU cores, 50GB SSD storage. However, 8GB RAM is recommended for better performance, especially if using call recording and predictive dialing simultaneously.<\/p>\n\n\n\n<p><strong>Q: Can Vicidial and VOS3000 run on the same server?<\/strong><\/p>\n\n\n\n<p>A: While technically possible, it is not recommended for production environments. Both systems have different resource requirements and potential port conflicts. Separate servers allow independent scaling and better fault isolation.<\/p>\n\n\n\n<p><strong>Q: Does Vicidial support STIR\/SHAKEN for FCC compliance?<\/strong><\/p>\n\n\n\n<p>A: Yes, Vicidial supports STIR\/SHAKEN through native integration with TILTX Call Shaper service. This integration allows automatic call signing with A, B, or C attestation levels based on your verification status.<\/p>\n\n\n\n<p><strong>Q: What codecs does Vicidial support?<\/strong><\/p>\n\n\n\n<p>A: Vicidial supports G.711 (ulaw\/alaw), G.729, G.726, GSM, and Opus codecs. G.711 provides best quality, G.729 reduces bandwidth usage, and Opus offers excellent quality-to-bandwidth ratio for modern deployments.<\/p>\n\n\n\n<p><strong>Q: How many concurrent calls can a Vicidial server handle?<\/strong><\/p>\n\n\n\n<p>A: A well-configured Vicidial server with 16GB RAM and 8 CPU cores can handle 200-300 concurrent calls. Actual capacity depends on codec selection (G.729 allows more calls), recording settings, and server optimization.<\/p>\n\n\n\n<p><strong>Q: What is the difference between predictive and auto dialer modes?<\/strong><\/p>\n\n\n\n<p>A: Predictive dialer uses mathematical algorithms to dial multiple numbers per agent based on answer rates, automatically pacing calls. Auto dialer (progressive) waits for agent availability before dialing, providing more control but lower volume.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\ud83d\ude80 Ready to Deploy Your Vicidial Server?<\/strong><\/p>\n\n\n\n<p>Get pre-installed Vicidial server with VOS3000 integration, predictive dialer configuration, and STIR\/SHAKEN ready setup. Cloud and dedicated server options available with 24\/7 technical support.<\/p>\n\n\n\n<p>\ud83d\udcac <a href=\"https:\/\/wa.me\/8801911119966\" target=\"_blank\" rel=\"noreferrer noopener\">Contact Us: WhatsApp +8801911119966<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udcde-need-call-center-setup-support\">\ud83d\udcde Need Setup Support?<\/h2>\n\n\n\n<p>For professional VOS3000 call center configuration and deployment:<\/p>\n\n\n\n<p>\ud83d\udcf1 <strong>WhatsApp:<\/strong> <a href=\"https:\/\/wa.me\/8801911119966\" target=\"_blank\" rel=\"noopener\">+8801911119966<\/a><br>\ud83c\udf10 <strong>Website:<\/strong> <a href=\"https:\/\/www.vos3000.com\" target=\"_blank\" rel=\"noopener\">www.vos3000.com<\/a><br>\ud83c\udf10 <strong>Blog:<\/strong> <a href=\"https:\/\/multahost.com\/blog\">multahost.com\/blog<\/a><br>\ud83d\udce5 <strong>Downloads:<\/strong> <a href=\"https:\/\/www.vos3000.com\/downloads.php\" target=\"_blank\" rel=\"noopener\">VOS3000 Downloads<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><img data-recalc-dims=\"1\" height=\"540\" width=\"809\" decoding=\"async\" style=\"\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" alt=\"VOS3000-Offer, VOS3000 Price, VOS3000 rent, VOS3000 Hosting, VOS3000 installation, VOS3000 CentOS, VOS3000 Hosted, VOS3000 21907, VOS3000 Web, VOS3000 Softswitch, VOS3000 Keygen, VOS3000 Login, VOS3000 API, VOS3000 Anti Hack, VOS3000 21907, VOS3000 21907 Feature, VOS3000 2.1.6.00, client VOS3000, VOS3000 Server, VOS3000 Gateway, VOS3000 Server getting restarted, VOS3000 Installation, VOS3000 Server, VOS3000 SoftSwitch, VOS3000 Switch, VOS3000, VOS3000 Pricem VOS3000 Web, VOS3000 API, VOS3000 Rent, VOS3000 Manual, VOS3000 Downloads, VOS3000 VoIP, VOS3000 Carrier Switch, VOS3000, VOS3000 Login, VOS3000 Monitoring, VOS3000 Performance Metrics, VOS3000 Call Routing, VOS3000 Security, VOS3000 Web Manager, VOS3000 Versions, VOS3000 BillingVOS3000 Monitoring,VOS3000 Capacity, VOS3000 Billing System, VOS3000 License, Mobile Apps for VOS3000, VOS3000 Mobile Apps, Mobile Apps, VOS3000 Apps, Android VOS3000, VOS3000 in IOS, Manual for VOS3000, VOS3000 Manual, Manual VOS3000, Reference Manual VOS3000, User Manual VOS3000, CentOS7 Installation for VOS3000, Multiple IP License in VOS3000, VOS3000 License, License in VOS3000, vos installation, VOS3000 Hosting, Hosting VOS3000, VOS3000 Server Rent, VOS3000 Client Download, VOS3000 error codes, VOS3000 vs Asterisk, VOS3000 call center, best voip softswitch, vos3000 routing, vos3000 vicidial auto dialer, vos3000 sip trunk configuration, VOS3000 ASR ACD Analysis, VOS3000 Codec G729 Transcoding, VOS3000 IVR Balance Query, VOS3000 DTMF Modes, VOS3000 Gateway Analysis Reports, VOS3000 RTP Media, VOS3000 SIP Call Flow, VOS3000 ASR ACD\u5206\u6790, VOS3000\u7f16\u89e3\u7801\u5668G729\u8f6c\u7801, VOS3000 An\u00e1lisis ASR ACD, VOS3000 Servicios IVR, Servicios VOS3000 IVR, Vicidial Server Setup, STIR\/SHAKEN Implementation, VOS3000 Call Center Solution\" title=\"\" class=\"lazyload\" data-src=\"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2025\/09\/VOS3000-Offer-1024x683.png?resize=809%2C540&#038;ssl=1\"><\/td><td><img data-recalc-dims=\"1\" height=\"540\" width=\"809\" decoding=\"async\" style=\"\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" alt=\"VOS3000-Offer, VOS3000 Price, VOS3000 rent, VOS3000 Hosting, VOS3000 installation, VOS3000 CentOS, VOS3000 Hosted, VOS3000 21907, VOS3000 Web, VOS3000 Softswitch, VOS3000 Keygen, VOS3000 Login, VOS3000 API, VOS3000 Anti Hack, VOS3000 21907, VOS3000 21907 Feature, VOS3000 2.1.6.00, client VOS3000, VOS3000 Server, VOS3000 Gateway, VOS3000 Server getting restarted, VOS3000 Installation, VOS3000 Server, VOS3000 SoftSwitch, VOS3000 Switch, VOS3000, VOS3000 Pricem VOS3000 Web, VOS3000 API, VOS3000 Rent, VOS3000 Manual, VOS3000 Downloads, VOS3000 VoIP, VOS3000 Carrier Switch, VOS3000, VOS3000 Login, VOS3000 Monitoring, VOS3000 Performance Metrics, VOS3000 Call Routing, VOS3000 Security, VOS3000 Web Manager, VOS3000 Versions, VOS3000 BillingVOS3000 Monitoring,VOS3000 Capacity, VOS3000 Billing System, VOS3000 License, Mobile Apps for VOS3000, VOS3000 Mobile Apps, Mobile Apps, VOS3000 Apps, Android VOS3000, VOS3000 in IOS, Manual for VOS3000, VOS3000 Manual, Manual VOS3000, Reference Manual VOS3000, User Manual VOS3000, CentOS7 Installation for VOS3000, Multiple IP License in VOS3000, VOS3000 License, License in VOS3000, vos installation, VOS3000 Hosting, Hosting VOS3000, VOS3000 Server Rent, VOS3000 Client Download, VOS3000 error codes, VOS3000 vs Asterisk, VOS3000 call center, best voip softswitch, vos3000 routing, vos3000 vicidial auto dialer, vos3000 sip trunk configuration, VOS3000 ASR ACD Analysis, VOS3000 Codec G729 Transcoding, VOS3000 IVR Balance Query, VOS3000 DTMF Modes, VOS3000 Gateway Analysis Reports, VOS3000 RTP Media, VOS3000 SIP Call Flow, VOS3000 ASR ACD\u5206\u6790, VOS3000\u7f16\u89e3\u7801\u5668G729\u8f6c\u7801, VOS3000 An\u00e1lisis ASR ACD, VOS3000 Servicios IVR, Servicios VOS3000 IVR, Vicidial Server Setup, STIR\/SHAKEN Implementation, VOS3000 Call Center Solution\" title=\"\" class=\"lazyload\" data-src=\"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2025\/09\/VOS3000-Offer-1024x683.png?resize=809%2C540&#038;ssl=1\"><\/td><td><img data-recalc-dims=\"1\" height=\"540\" width=\"809\" decoding=\"async\" style=\"\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" alt=\"VOS3000-Offer, VOS3000 Price, VOS3000 rent, VOS3000 Hosting, VOS3000 installation, VOS3000 CentOS, VOS3000 Hosted, VOS3000 21907, VOS3000 Web, VOS3000 Softswitch, VOS3000 Keygen, VOS3000 Login, VOS3000 API, VOS3000 Anti Hack, VOS3000 21907, VOS3000 21907 Feature, VOS3000 2.1.6.00, client VOS3000, VOS3000 Server, VOS3000 Gateway, VOS3000 Server getting restarted, VOS3000 Installation, VOS3000 Server, VOS3000 SoftSwitch, VOS3000 Switch, VOS3000, VOS3000 Pricem VOS3000 Web, VOS3000 API, VOS3000 Rent, VOS3000 Manual, VOS3000 Downloads, VOS3000 VoIP, VOS3000 Carrier Switch, VOS3000, VOS3000 Login, VOS3000 Monitoring, VOS3000 Performance Metrics, VOS3000 Call Routing, VOS3000 Security, VOS3000 Web Manager, VOS3000 Versions, VOS3000 BillingVOS3000 Monitoring,VOS3000 Capacity, VOS3000 Billing System, VOS3000 License, Mobile Apps for VOS3000, VOS3000 Mobile Apps, Mobile Apps, VOS3000 Apps, Android VOS3000, VOS3000 in IOS, Manual for VOS3000, VOS3000 Manual, Manual VOS3000, Reference Manual VOS3000, User Manual VOS3000, CentOS7 Installation for VOS3000, Multiple IP License in VOS3000, VOS3000 License, License in VOS3000, vos installation, VOS3000 Hosting, Hosting VOS3000, VOS3000 Server Rent, VOS3000 Client Download, VOS3000 error codes, VOS3000 vs Asterisk, VOS3000 call center, best voip softswitch, vos3000 routing, vos3000 vicidial auto dialer, vos3000 sip trunk configuration, VOS3000 ASR ACD Analysis, VOS3000 Codec G729 Transcoding, VOS3000 IVR Balance Query, VOS3000 DTMF Modes, VOS3000 Gateway Analysis Reports, VOS3000 RTP Media, VOS3000 SIP Call Flow, VOS3000 ASR ACD\u5206\u6790, VOS3000\u7f16\u89e3\u7801\u5668G729\u8f6c\u7801, VOS3000 An\u00e1lisis ASR ACD, VOS3000 Servicios IVR, Servicios VOS3000 IVR, Vicidial Server Setup, STIR\/SHAKEN Implementation, VOS3000 Call Center Solution\" title=\"\" class=\"lazyload\" data-src=\"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2025\/09\/VOS3000-Offer-1024x683.png?resize=809%2C540&#038;ssl=1\"><\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Complete Vicidial server setup guide for call centers. Learn Vicidial installation, configuration, VOS3000 integration, server requirements, predictive dialer setup, and STIR\/SHAKEN support for FCC compliance.<\/p>\n","protected":false},"author":1,"featured_media":1969,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2],"tags":[3543,1698,3548,3355,3549,1697,3544,3545,3542,3546,3547,3551,3550,1525],"class_list":["post-1973","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vos3000","tag-asterisk-pbx","tag-auto-dialer","tag-call-center-dialer","tag-call-center-software","tag-open-source-dialer","tag-predictive-dialer","tag-sip-trunk-setup","tag-stir-shaken","tag-tiltx-integration","tag-vici-dialer","tag-vicidial-configuration","tag-vicidial-installation","tag-vicidial-server-setup","tag-vos3000-integration"],"acf":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/vos3000-vicidial-banner-1.jpg?fit=1536%2C1024&ssl=1?v=1773516274","jetpack-related-posts":[{"id":1809,"url":"https:\/\/multahost.com\/blog\/vos3000-vicidial-auto-dialer\/","url_meta":{"origin":1973,"position":0},"title":"VOS3000 VICIdial Auto Dialer Solution \u2013 Call Center Important Setup Guide","author":"king","date":"March 13, 2026","format":false,"excerpt":"Complete guide to VOS3000 VICIdial auto dialer solution for call centers. Learn how VICIdial connects with VOS3000 for routing and telecom carrier management.","rel":"","context":"In &quot;VOS3000&quot;","block_context":{"text":"VOS3000","link":"https:\/\/multahost.com\/blog\/category\/vos3000\/"},"img":{"alt_text":"best voip softswitch, vos3000 routing, vos3000 vicidial auto dialer, vos3000 sip trunk configuration","src":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/best-voip-softswitch.png?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/best-voip-softswitch.png?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/best-voip-softswitch.png?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/best-voip-softswitch.png?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/best-voip-softswitch.png?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":1994,"url":"https:\/\/multahost.com\/blog\/vicidial\/","url_meta":{"origin":1973,"position":1},"title":"VICIDIAL Call Center con VOS3000 \u2013 Best Plataforma VoIP para Predictive Dialer","author":"king","date":"March 14, 2026","format":false,"excerpt":"Gu\u00eda completa para configurar un call center con VICIDIAL y VOS3000 softswitch. Aprende c\u00f3mo conectar SIP trunks, enrutar llamadas y crear una plataforma VoIP para predictive dialer.","rel":"","context":"In &quot;VOS3000&quot;","block_context":{"text":"VOS3000","link":"https:\/\/multahost.com\/blog\/category\/vos3000\/"},"img":{"alt_text":"VICIDIAL, VOS3000 VICIDIAL, VICIBOX","src":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/vicidial-spanish-1.jpg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/vicidial-spanish-1.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/vicidial-spanish-1.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/vicidial-spanish-1.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/03\/vicidial-spanish-1.jpg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":2743,"url":"https:\/\/multahost.com\/blog\/vicidial-dedicated-server-usa\/","url_meta":{"origin":1973,"position":2},"title":"VICIDIAL Dedicated Server USA Best Offer $100 &#8211; Pre-Installed Call Center Solution","author":"king","date":"April 10, 2026","format":false,"excerpt":"Get the best VICIDIAL dedicated server for just $100\/month in USA. 32GB RAM, pre-installed VICIDIAL call center software. Ready to use immediately for your call center operations. Contact +8801911119966.","rel":"","context":"In &quot;VOS3000&quot;","block_context":{"text":"VOS3000","link":"https:\/\/multahost.com\/blog\/category\/vos3000\/"},"img":{"alt_text":"VICIDIAL Dedicated Server, VOS3000 Number Transform, VOS3000 Network Test, VOS3000 Transferencia Llamadas, VOS3000 Registro SIP, VOS3000 Gesti\u00f3n Softswitch, VOS3000\u8f6f\u4ea4\u6362\u7ba1\u7406, VOS3000 NAT\u4fdd\u6d3b, VOS3000\u547c\u53eb\u5206\u5e03","src":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/04\/Analisis-Importante-de-Registro-SIP-%E8%BD%AF%E4%BA%A4%E6%8D%A2%E7%AE%A1%E7%90%86%E5%AE%8C%E6%95%B4%E6%8C%87%E5%8D%97%E4%BF%9D%E6%B4%BB%E6%9C%80%E4%BD%B3%E9%85%8D%E7%BD%AE%E6%96%B9%E6%B3%95-%E5%91%BC%E5%8F%AB%E5%88%86%E5%B8%83%E5%88%86%E6%9E%90%E5%AE%8C%E6%95%B4%E6%95%99%E7%A8%8B-Softswitch-Management-8.png?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/multahost.com\/blog\/wp-content\/uploads\/2026\/04\/Analisis-Importante-de-Registro-SIP-%E8%BD%AF%E4%BA%A4%E6%8D%A2%E7%AE%A1%E7%90%86%E5%AE%8C%E6%95%B4%E6%8C%87%E5%8D%97%E4%BF%9D%E6%B4%BB%E6%9C%80%E4%BD%B3%E9%85%8D%E7%BD%AE%E6%96%B9%E6%B3%95-%E5%91%BC%E5%8F%AB%E5%88%86%E5%B8%83%E5%88%86%E6%9E%90%E5%AE%8C%E6%95%B4%E6%95%99%E7%A8%8B-Softswitch-Management-8.png?fit=1200%2C800&ssl=1&resize=350%2C200 1x, 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