Master VOS3000 SIP send unregister with SS_SIP_USER_AGENT_SEND_UNREGISTER. Configure cancel register messages on restart, registration cleanup, and graceful shutdown for your VoIP softswitch.
VOS3000 SIP Routing Gateway Contact: Essential INVITE Header Guide
Master VOS3000 SIP routing gateway contact with SS_SIP_ROUTING_GATEWAY_INVITE_USE_CONTACT. Configure Contact header routing, request-line callee handling, and To field preservation for VoIP softswitch.
VOS3000 SIP Authentication Retry: Essential Timeout Settings Easy Guide
Master VOS3000 SIP authentication retry and timeout settings. Configure SS_SIP_AUTHENTICATION_RETRY and SS_SIP_AUTHENTICATION_TIMEOUT to prevent 401/407 failures and secure your VoIP softswitch.