IP Phone Administrator Guide

Operational, Basic, and Advanced Parameters

Appendix A

Parameter sip T2 timer

T2 Timer

(in Web UI)

Description

Format

Default Value

Range

Example

Parameter

sip transaction timer

Transaction Timer

(in Web UI)

Description

Format

Default Value

Range

Example

Aastra Web UI Advanced Settings->Global SIP-> Advanced SIP Settings

Configuration Files aastra.cfg, <mac>.cfg

This timer is a SIP transaction layer timer defined in RFC 3261. Timer 2 represents the amount of time, in milliseconds, a non-INVITE server transaction takes to respond to a request.

Integer

0

Not Applicable

sip T2 timer: 8

Aastra Web UI Advanced Settings->Global SIP-> Advanced SIP Settings

Configuration Files aastra.cfg, <mac>.cfg

The amount of time, in milliseconds that the phone allows the callserver (registrar/proxy) to respond to SIP messages that it sends. If the phone does not receive a response in the amount of time desginated for this parameter, the phone assumes the message has timed out.

Integer

4000

4000 to 64000

sip transaction timer: 6000

A-60

41-001160-00, Rev 01 Release 2.0

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Aastra Telecom 57I C53I manual Parameter sip T2 timer, Description Format Default Value Range Example Parameter