Cisco SPA112 Administration Guide - Page 67

Configuring Voice Configuring Voice Settings 4 Field Reg Retry Intvl Cap Description The maximum value to cap the exponential backoff retry delay (which starts at Register Retry Intvl and doubles on every REGISTER retry after a failure) In other words, the retry interval is always at Register Retry Intvl seconds after a failure. If this feature is enabled, Reg Retry Random Delay is added on top of the exponential back-off adjusted delay value. Default setting: 0, which disables the exponential backoff feature. Response Status Code Handling Field SIT1 RSC SIT2 RSC SIT3 RSC SIT4 RSC Try Backup RSC Retry Reg RSC Description SIP response status code for the appropriate Special Information Tone (SIT) For example, if you set the SIT1 RSC to 404, when the user makes a call and a failure code of 404 is returned, the SIT1 tone is played. Reorder or Busy tone is played by default for all unsuccessful response status code for SIT 1 RSC through SIT 4 RSC. SIP response status code to INVITE on which to play the SIT2 Tone. SIP response status code to INVITE on which to play the SIT3 Tone. SIP response status code to INVITE on which to play the SIT4 Tone. SIP response code that retries a backup server for the current request. Interval to wait before the ATA retries registration after failing during the last registration. Cisco SPA100 Series Phone Adapters Administration Guide 67