Linksys SPA9000 Administration Guide

Linksys Voice System Administration Guide 160
Voice tab
Voice tab >
SIP Page
You can use the SIP page to enter many settings that are important for the proper functioning
of SIP on your SPA9000. This page includes the following sections:
• ”SIP Parameters section,” on page 160
• ”SIP Timer Values (sec) section,” on page 161
• ”Response Status Code Handling section,” on page 163
• ”RTP Parameters section,” on page 163
• ”SDP Payload Types section,” on page 165
• ”NAT Support Parameters section,” on page 166
• ”PBX Parameters section,” on page 167
• ”Internal Music Source Parameters section,” on page 170
• ”Auto Attendant Parameters section,” on page 171
• ”PBX Phone Parameters section,” on page 174
Voice tab > SIP page
SIP Parameters section
Debug Level The level of debug information that is generated, from 0 to 3. 0 is a
minimal level of debugging information that is acceptable for most
purposes.
Levels 1 to 3 are typically used only by Linksys
personnel.
NOTE: Default: 0
Max Forward SIP Max Forward value, which can range from 1 to 255.
Default: 70
Max Redirection Number of times an invite can be redirected to avoid an infinite loop.
Default: 5
Max Auth Maximum number of times (from 0 to 255) a request may be challenged.
Default: 2
SIP User Agent Name User-Agent header used in outbound requests. If empty, the header is
not included. Macro expansion of $A to $D corresponding to GPP_A to
GPP_D allowed.
Default: $VERSION
SIP Server Name Server header used in responses to inbound responses.
Default: $VERSION

Linksys SPA9000 Specifications

Physical Interfaces

Ethernet ports	2 10/100BaseT RJ-45
Phone ports	2 RJ-11 FXS
Ring voltage	40-55 VRMS
Ring frequency	10 Hz - 40 Hz
Maximum ringer load	3 REN

Power

On-hook voltage	-50 V NOMINAL
Off-hook current	25 mA min
Terminating impedance	Configurable, including 600 ohms