Aastra Telecom 41-001343-02 用户手册

41-001343-02 REV04 – 05.2014

Parameter – 
sip blf subscription period

Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg

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

Note:
This parameter is not applicable to BLF/List subscriptions.

Integer

3600

120 - 2147483647

sip blf subscription period: 2000

Parameter – 
sip acd subscription period

Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg

Specifies the time period, in seconds, that the IP phone re-subscribes the Automatic Call 
Distribution (ACD) subscription service after a software/firmware upgrade or after a 
reboot of the IP phone.

Integer

3600

120 - 2147483647

sip acd subscription period: 2000

Parameter– 
sip bla subscription period

Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg

Specifies the amount of time, in seconds, that the phone waits to receive a BLA subscribe 
message from the server. If you specify zero (0), the phone uses the value specified for the 
BLA expiration in the subscribe message received from the server. If no value is specified, 
the phone uses the default value of 300 seconds.

Integer

300

0-3700

Note:
When set to zero (0), the phone uses BLA expiry value specified in subscribe message.

sip bla subscription period: 0