{"id":549,"date":"2026-02-01T22:38:05","date_gmt":"2026-02-01T22:38:05","guid":{"rendered":"https:\/\/www.vos3000.com\/blog\/?p=549"},"modified":"2026-02-01T22:39:02","modified_gmt":"2026-02-01T22:39:02","slug":"vos3000-softswitch-guide","status":"publish","type":"post","link":"https:\/\/www.vos3000.com\/blog\/vos3000-softswitch-guide\/","title":{"rendered":"VOS3000 Softswitch Guide: Important Technical Overview, Features, Security, Billing &amp; FAQ"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"vos-3000-softswitch-guide-complete-technical-overview-features-security-billing-faq\">VOS3000 Softswitch Guide: Complete Technical Overview, Features, Security, Billing &amp; FAQ<\/h2>\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=\"#vos-3000-softswitch-guide-complete-technical-overview-features-security-billing-faq\">VOS3000 Softswitch Guide: Complete Technical Overview, Features, Security, Billing &amp; FAQ<\/a><\/li><li><a href=\"#\ud83d\udccc-what-is-vos-3000-softswitch\">\ud83d\udccc What Is VOS3000 Softswitch?<\/a><\/li><li><a href=\"#\ud83e\udde0-vos-3000-system-architecture\">\ud83e\udde0 VOS3000 System Architecture &#8211; VOS3000 Softswitch Guide<\/a><\/li><li><a href=\"#\u2699\ufe0f-performance-capacity-specifications\">\u2699\ufe0f Performance &amp; Capacity Specifications<\/a><\/li><li><a href=\"#\ud83d\udd10-security-architecture-in-vos-3000\">\ud83d\udd10 Security Architecture in VOS3000 &#8211; VOS3000 Softswitch Guide<\/a><ul><li><a href=\"#hardware-security\">Hardware Security<\/a><\/li><li><a href=\"#software-security\">Software Security<\/a><\/li><\/ul><\/li><li><a href=\"#\ud83d\udcb0-billing-rating-system\">\ud83d\udcb0 Billing &amp; Rating System<\/a><\/li><li><a href=\"#\ud83d\udcde-routing-call-control-logic\">\ud83d\udcde Routing &amp; Call Control Logic<\/a><\/li><li><a href=\"#\ud83d\udcca-reports-cdr-analytics\">\ud83d\udcca Reports, CDR &amp; Analytics<\/a><\/li><li><a href=\"#\ud83d\udd17-api-third-party-integration\">\ud83d\udd17 API &amp; Third-Party Integration &#8211; VOS3000 Softswitch Guide<\/a><\/li><li><a href=\"#\ud83d\udd17-related-vos-3000-guides\">\ud83d\udd17 Related VOS3000 Guides<\/a><\/li><li><a href=\"#is-vos-3000-suitable-for-wholesale-vo-ip-business\">Is VOS3000 suitable for wholesale VoIP business?<\/a><\/li><li><a href=\"#does-vos-3000-support-sip-and-h-323\">Does VOS3000 support SIP and H.323?<\/a><\/li><li><a href=\"#what-is-the-maximum-concurrency\">What is the maximum concurrency?<\/a><\/li><li><a href=\"#does-vos-3000-support-prepaid-billing\">Does VOS3000 support prepaid billing?<\/a><\/li><li><a href=\"#is-hot-standby-supported\">Is hot standby supported?<\/a><\/li><li><a href=\"#does-it-support-call-recording\">Does it support call recording?<\/a><\/li><li><a href=\"#is-training-required\">Is training required?<\/a><\/li><li><a href=\"#can-i-integrate-my-own-crm\">Can I integrate my own CRM?<\/a><\/li><li><a href=\"#does-it-support-dynamic-blacklist\">Does it support dynamic blacklist?<\/a><\/li><li><a href=\"#is-vos-3000-cloud-ready\">Is VOS3000 cloud-ready?<\/a><\/li><li><a href=\"#\ud83d\udcde-contact-support\">\ud83d\udcde Contact &amp; Support<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\ud83d\udccc-what-is-vos-3000-softswitch\">\ud83d\udccc What Is VOS3000 Softswitch?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>VOS3000\u2122<\/strong> is a high-performance VoIP operation support system developed by <strong>Linknat Network Technology Co., Ltd<\/strong>. This <strong>VOS3000 Softswitch Guide<\/strong> is based entirely on official technical documentation and real production features, not assumptions or marketing content.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VOS3000 is designed for <strong>wholesale VoIP carriers, enterprise VoIP operators, call centers, telecom service providers, and traffic routing businesses<\/strong>. It supports <strong>up to 5,000 concurrent calls<\/strong> and <strong>1,200 CPS (Calls Per Second)<\/strong>, making it suitable for high-load VoIP environments .<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Official downloads (client, manuals, tools): <a href=\"https:\/\/www.vos3000.com\/downloads.php\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.vos3000.com\/downloads.php<\/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=\"\ud83e\udde0-vos-3000-system-architecture\">\ud83e\udde0 VOS3000 System Architecture &#8211; VOS3000 Softswitch Guide<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">VOS3000 is a <strong>pure software softswitch<\/strong> built using <strong>Assembly, C, C++, and Java<\/strong>, running on enterprise Linux systems.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 Supports SIP &amp; H.323 with protocol inter-conversion<\/li>\n\n\n\n<li>\u2714 High-performance media forwarding engine<\/li>\n\n\n\n<li>\u2714 Unix-like security architecture<\/li>\n\n\n\n<li>\u2714 Centralized management with decentralized control<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Supported Operating Systems:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Red Hat Enterprise Linux 7.x \u2013 8.2 (64-bit)<\/li>\n\n\n\n<li>CentOS 7.x \u2013 8.2 (64-bit)<\/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=\"\u2699\ufe0f-performance-capacity-specifications\">\u2699\ufe0f Performance &amp; Capacity Specifications<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83d\udd39 Concurrent Calls: <strong>5,000<\/strong><\/li>\n\n\n\n<li>\ud83d\udd39 CPS (Calls Per Second): <strong>1,200<\/strong><\/li>\n\n\n\n<li>\ud83d\udd39 BHCA: <strong>4,320,000<\/strong><\/li>\n\n\n\n<li>\ud83d\udd39 SIP Accounts: ~1,000,000<\/li>\n\n\n\n<li>\ud83d\udd39 Rate Prefixes: ~3,000,000<\/li>\n\n\n\n<li>\ud83d\udd39 Phone Cards: ~6,000,000<\/li>\n\n\n\n<li>\ud83d\udd39 CDR Storage: ~220GB\/year per 1,000 concurrency<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These numbers are taken directly from the official datasheet, not estimated values .<\/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\udd10-security-architecture-in-vos-3000\">\ud83d\udd10 Security Architecture in VOS3000 &#8211; VOS3000 Softswitch Guide<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"hardware-security\">Hardware Security<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 Dual-machine hot standby (active\/standby)<\/li>\n\n\n\n<li>\u2714 Real-time CPU, memory, disk, network monitoring<\/li>\n\n\n\n<li>\u2714 No single point of failure<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"software-security\">Software Security<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 SSH hardening (root login disabled)<\/li>\n\n\n\n<li>\u2714 MySQL private-network binding<\/li>\n\n\n\n<li>\u2714 SHA-512 password hashing<\/li>\n\n\n\n<li>\u2714 RSA-2048 authentication<\/li>\n\n\n\n<li>\u2714 AES-128 encrypted data transmission<\/li>\n\n\n\n<li>\u2714 Detailed operation logs (IP, time, user)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Security design follows telecom-grade standards .<\/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\udcb0-billing-rating-system\">\ud83d\udcb0 Billing &amp; Rating System<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">VOS3000 includes one of the most flexible billing engines available in VoIP softswitch systems.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 Prepaid &amp; Postpaid billing<\/li>\n\n\n\n<li>\u2714 Real-time balance deduction<\/li>\n\n\n\n<li>\u2714 Force cut-off on insufficient balance<\/li>\n\n\n\n<li>\u2714 Billing modes: 6+6, 60+6, 1+1, N+M<\/li>\n\n\n\n<li>\u2714 Prefix-based rating<\/li>\n\n\n\n<li>\u2714 Section &amp; scheduled rate changes<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Billing can be customized per <strong>account, agent, gateway, or phone number<\/strong>.<\/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-routing-call-control-logic\">\ud83d\udcde Routing &amp; Call Control Logic<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 LCR (Least Cost Routing)<\/li>\n\n\n\n<li>\u2714 ASR-based routing<\/li>\n\n\n\n<li>\u2714 Priority-based routing<\/li>\n\n\n\n<li>\u2714 Gateway group load balancing<\/li>\n\n\n\n<li>\u2714 Automatic failover routing<\/li>\n\n\n\n<li>\u2714 Blacklist \/ whitelist filtering<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Routing retry ensures calls are automatically re-attempted through alternate gateways if a route fails.<\/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-reports-cdr-analytics\">\ud83d\udcca Reports, CDR &amp; Analytics<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 Real-time CDR tracking<\/li>\n\n\n\n<li>\u2714 ASR, ACD, CPS analysis<\/li>\n\n\n\n<li>\u2714 Gateway performance reports<\/li>\n\n\n\n<li>\u2714 Revenue &amp; cost analysis<\/li>\n\n\n\n<li>\u2714 Agent &amp; account billing reports<\/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=\"\ud83d\udd17-api-third-party-integration\">\ud83d\udd17 API &amp; Third-Party Integration &#8211; VOS3000 Softswitch Guide<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">VOS3000 provides HTTP \/ HTTPS APIs with JSON support for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2714 Account creation<\/li>\n\n\n\n<li>\u2714 Balance query<\/li>\n\n\n\n<li>\u2714 Call control<\/li>\n\n\n\n<li>\u2714 Rate management<\/li>\n\n\n\n<li>\u2714 External CRM \/ billing integration<\/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=\"\ud83d\udd17-related-vos-3000-guides\">\ud83d\udd17 Related VOS3000 Guides<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.vos3000.com\/blog\/\">VOS3000 Technical Blog<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.vos3000.com\/blog\/\">VOS3000 Configuration Articles<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"\u2753-vos-3000-softswitch-faq\">\u2753 VOS3000 Softswitch FAQ<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"is-vos-3000-suitable-for-wholesale-vo-ip-business\">Is VOS3000 suitable for wholesale VoIP business?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. VOS3000 is designed for wholesale, retail, call center, and enterprise VoIP operations.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"does-vos-3000-support-sip-and-h-323\">Does VOS3000 support SIP and H.323?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. Both protocols are fully supported including protocol inter-conversion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-the-maximum-concurrency\">What is the maximum concurrency?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Up to 5,000 concurrent calls per system. but can run more calls too &#8211; we have options for that, we do not make limit on license, you can get 10,000 cc capacity license from us<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"does-vos-3000-support-prepaid-billing\">Does VOS3000 support prepaid billing?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. Prepaid and postpaid billing are both supported.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"is-hot-standby-supported\">Is hot standby supported?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. Dual-server hot standby is supported with automatic failover. but better use single servers, because that is recommended.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"does-it-support-call-recording\">Does it support call recording?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, via optional voice recording modules.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"is-training-required\">Is training required?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">No. Manuals and documentation are sufficient for most users.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"can-i-integrate-my-own-crm\">Can I integrate my own CRM?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, using HTTP + JSON APIs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"does-it-support-dynamic-blacklist\">Does it support dynamic blacklist?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. Dynamic blacklist modules are available.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"is-vos-3000-cloud-ready\">Is VOS3000 cloud-ready?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. It can be deployed on bare metal or virtualized environments.<\/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-contact-support\">\ud83d\udcde Contact &amp; Support<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For sales, licensing, or technical queries:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Email: <a href=\"mailto:sales@vos3000.com\">sales@vos3000.com<\/a><\/li>\n\n\n\n<li>WhatsApp: <strong>+8801911119966<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For advanced troubleshooting guides, visit: <a href=\"https:\/\/multahost.com\/blog\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/multahost.com\/blog\/<\/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 decoding=\"async\" src=\"https:\/\/www.vos3000.com\/blog\/wp-content\/uploads\/2026\/01\/vos3000-multahost-1024x683.png\" alt=\"VOS3000 server configuration, VOS3000 Security Configuration,\nVOS3000 routing Configuration, VOS3000 Billing, VOS3000 Installation, VOS3000 API, VOS3000 performance optimization, VOS3000 troubleshooting, VOS3000 \u8f6f\u4ea4\u6362\u7cfb\u7edf, VOS3000 Softswitch, VOS3000 Carrier-Class Softswitch, VOS3000 Softswitch Guide\" style=\"\"><\/td><td><img decoding=\"async\" src=\"https:\/\/www.vos3000.com\/blog\/wp-content\/uploads\/2026\/01\/vos3000-multahost-1024x683.png\" alt=\"VOS3000 server configuration, VOS3000 Security Configuration,\nVOS3000 routing Configuration, VOS3000 Billing, VOS3000 Installation, VOS3000 API, VOS3000 performance optimization, VOS3000 troubleshooting, VOS3000 \u8f6f\u4ea4\u6362\u7cfb\u7edf, VOS3000 Softswitch, VOS3000 Carrier-Class Softswitch, VOS3000 Softswitch Guide\" style=\"\"><\/td><td><img decoding=\"async\" src=\"https:\/\/www.vos3000.com\/blog\/wp-content\/uploads\/2026\/01\/vos3000-multahost-1024x683.png\" alt=\"VOS3000 server configuration, VOS3000 Security Configuration,\nVOS3000 routing Configuration, VOS3000 Billing, VOS3000 Installation, VOS3000 API, VOS3000 performance optimization, VOS3000 troubleshooting, VOS3000 \u8f6f\u4ea4\u6362\u7cfb\u7edf, VOS3000 Softswitch, VOS3000 Carrier-Class Softswitch, VOS3000 Softswitch Guide\" style=\"\"><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<ul class=\"wp-block-latest-posts__list wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.vos3000.com\/blog\/vos3000-high-cpu-usage-optimization\/\">VOS3000 High CPU Usage Essential Server Performance Best Optimization<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.vos3000.com\/blog\/vos3000-database-recovery-complete\/\">VOS3000 Database Recovery Complete MySQL Corruption Fix Solution<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.vos3000.com\/blog\/vos3000-call-drop-disconnect-proven\/\">VOS3000 Call Drop Disconnect Proven Troubleshooting Guide<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.vos3000.com\/blog\/vos3000-sip-registration-failed-complete\/\">VOS3000 SIP Registration Failed Complete Causes Solutions<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.vos3000.com\/blog\/vos3000-one-way-audio-fix-sip\/\">VOS3000 One-Way Audio Fix True Essential SIP RTP Troubleshooting<\/a><\/li>\n<\/ul>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"jetpack-video-wrapper\"><iframe loading=\"lazy\" title=\"What Is VOS3000? Complete VoIP Softswitch Explained for Beginners\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/pZ2EXdKjpQI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>VOS3000 Softswitch Guide with real technical specifications, security architecture, billing system, routing logic, reports, alarms, APIs, capacity details, and complete FAQ based on official 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