Aastra Telecom 57I 사용자 설명서

Administrator Level Options

41-001160-00, Release 2.1, Rev 04

3-51

Administrator Options

Timer 1 and Timer 2

sip T1 timer
sip T2 timer

The requested duration, in seconds, before 
the MWI subscription times out. The phone 
re-subscribes to MWI before the subscription 
period ends.

For more information, see Chapter 4, 

 on 

.

Transaction Timer

sip transaction timer

The requested duration, in seconds, before 
the MWI subscription times out. The phone 
re-subscribes to MWI before the subscription 
period ends.

For more information, see Chapter 4, 

 on 

.

Transport Protocol

sip transport protocol

The requested duration, in seconds, before 
the MWI subscription times out. The phone 
re-subscribes to MWI before the subscription 
period ends.

For more information, see Chapter 4, 

 on 

.

Registration Failed Retry 
Timer

sip registration retry timer

The requested duration, in seconds, before 
the MWI subscription times out. The phone 
re-subscribes to MWI before the subscription 
period ends.

For more information, see Chapter 4, 

 on 

.

Registration Timeout Retry 
Timer

sip registration timeout retry 
timer

The requested duration, in seconds, before 
the MWI subscription times out. The phone 
re-subscribes to MWI before the subscription 
period ends.

For more information, see Chapter 4, 

 on 

.