Master VOS3000 SIP session timer with RFC 4028. Configure SS_SIP_SESSION_TTL, reinvite intervals, and early hangup to prevent ultra-long bills and ghost calls.
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.
VOS3000 Gateway Route Prefix Billing Robust Prefix Stripping Easy Configuration
VOS3000 gateway route prefix billing strips tech prefixes before rate lookup, ensuring accurate billing when gateways prepend routing codes like 00 or 011 to dialed numbers.
VOS3000 Server Hangup CDR Recording Effective Termination Logging
VOS3000 server hangup CDR recording controls CDR generation when the server initiates call termination, ensuring billing transparency and dispute resolution accuracy.
VOS3000 Zero Duration CDR Control Reliable DDoS Mitigation Setting
VOS3000 zero duration CDR control via SERVER_BILLING_RECORD_ZERO_HOLD_TIME prevents database overload during DDoS attacks. Learn when to disable and re-enable this critical setting.
VOS3000 Illegal Call Recording Critical Unauthorized IP Detection
VOS3000 illegal call recording captures CDRs for unauthorized IP hack attempts. Learn how SERVER_BILLING_RECORD_ILLEGAL_CALL creates security audit trails and differs from normal billing records.
VOS3000 Fee Decimal Precision Accurate Rate Unit Configuration
VOS3000 fee decimal precision controls billing rate decimal places and rounding units. Learn accurate FEE_PRECISTION and FEE_UNIT configuration for wholesale.
VOS3000 Billing Free Time Powerful Duration Shaving Configuration
VOS3000 billing free time subtracts seconds from CDR duration before rate calculation. Learn powerful SERVER_BILLING_FREE_TIME configuration for promotions.
VOS3000 No-CDR Free Numbers Smart Zero-Record Configuration
VOS3000 no-CDR free numbers with SERVER_BILLING_NO_CDR_E164S. Skip CDR generation entirely for free calls and reduce database load in high-volume scenarios.
VOS3000 Toll-Free E164 Billing Complete Free Number Configuration
VOS3000 toll-free E164 billing configuration with SERVER_BILLING_FREE_E164S. Set up toll-free numbers, wildcard patterns, and emergency routing without charges.