Linksys SPA921 Cisco SPA9000 Voice System Administration Guide - Page 57
Configuring SIP Timer Values
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Configuring Your System for ITSP Interoperability Configuring SIP Timer Values 3 Configuring SIP Timer Values The default timer values should be adequate in most circumstances. However, you can adjust the SIP timer values as needed to ensure interoperability with your ISTP. For example, if SIP requests are returned with an "invalid certificate" message, you may need to enter a longer SIP T1 retry value. To view the default settings or to make changes, open the Voice > SIP page, and scroll down to the SIP Timer Values section. . SPA9000 Voice System Administration Guide 55
Configuring Your System for ITSP Interoperability
Configuring SIP Timer Values
SPA9000 Voice System Administration Guide
55
3
Configuring SIP Timer Values
The default timer values should be adequate in most circumstances. However, you
can adjust the SIP timer values as needed to ensure interoperability with your
ISTP. For example, if SIP requests are returned with an “invalid certificate”
message, you may need to enter a longer SIP T1 retry value.
To view the default settings or to make changes, open the
Voice > SIP
page, and
scroll down to the
SIP Timer Values
section. .