Cisco SPA501G Administration Guide - Page 110
Configuring Response Status Code Handling, Configuring RTP Parameters
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Configuring SIP, SPCP, and NAT Configuring SIP 4 Configuring Response Status Code Handling To configure response status code handling , under Response Status Code Handling make these changes: • SIT1 through SIT4 RSC-SIP response status code for the appropriate Special Information Tone (SIT). 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. The Reorder or Busy tone is played by default for all unsuccessful response status code for SIT 1 RSC through SIT 4 RSC. Defaults to blank. • Try Backup RSC-SIP response code that retries a backup server for the current request. Defaults to blank. • Retry Reg RSC-Interval the device waits before re-trying registration after a failed registration. Defaults to blank. Configuring RTP Parameters To configure Real-time Transport Protocol (RTP), navigate to Admin Login > advanced > Voice > SIP. Under RTP Parameters, configure these fields: • RTP Port Min-Minimum port number for RTP transmission and reception. and defines a range that contains at least 10 even number ports (twice the number of lines); for example, 100-106. Defaults to 16384. • RTP Port Max-Maximum port number for RTP transmission and reception. and should define a range that contains at least 10 even number ports (twice the number of lines); for example, 100- 106. Defaults to 16482. • RTP Packet Size-Packet size in seconds. The range is from 0.01 to 0.16. Valid values must be a multiple of 0.01 seconds. Defaults to 0.030. • Max RTP ICMP Err-Number of successive ICMP errors allowed when transmitting RTP packets to the peer before the Cisco IP phone terminates the call. If the value is set to 0 (the default), the Cisco IP phone ignores the limit on ICMP errors, disabling the feature. Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide 109