Operational Features
41-001343-02 REV05 – 07.2014
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Configuring BLF Subscription Period
Use the following procedures to configure the BLF subscription period on the IP phone.
BLF/Xfer and Speeddial/Xfer Keys
The IP Phones have a transfer (Xfer) enhancement feature you can use with the BLF and Speeddial keys -
BLF/Xfer
and
Speeddial/Xfer
.
The BLF key allows one or more extensions to be monitored, and once there is any state change with those extensions, the
key shows the status of the monitored lines. The Xfer key allows a call to be transferred to other recipients blindly or con-
sultatively.
Configuration Files
To configure the BLF subscription period on the IP phones using the configuration files, see
Appendix A, the section,
Aastra Web UI
1.
Click on
Advanced Settings->Global SIP->Advanced SIP Settings.
2.
Enter a value, in seconds, from 120 to 2147483647 in the "
BLF Subscription Period
" field.
3.
Click
Save Settings
to save your changes.
