Cisco SPA 501G

Cisco SPA 500 Series and Wireless IP Phone Field Reference
SIP Tab
Cisco SPA 500 Series and WIP310 IP Phone Administration Guide 209
B
SIP Tab
This section describes the fields for the following headings on the SIP tab:
• SIP Parameters, page 209
• SIP Timer Values (sec), page 213
• Response Status Code Handling, page 215
• RTP Parameters, page 216
• SDP Payload Types, page 218
• NAT Support Parameters, page 221
• Linksys Key System Parameters, page 223
SIP Parameters
Parameter Description
Max Forward SIP Max Forward value, which can range from 1 to 255.
Defaults to 70.
Max Redirection Number of times an invite can be redirected to avoid an
infinite loop.
Defaults to 5.
Max Auth Maximum number of times (from 0 to 255) a request
may be challenged.
Defaults to 2.
SIP User Agent Name Used in outbound REGISTER requests.
Defaults to $VERSION. If empty, the header is not
included. Macro expansion of $A to $D corresponding
to GPP_A to GPP_D allowed.
SIP Server Name Server header used in responses to inbound
responses.
Defaults to $VERSION.