Aastra Telecom 57I User Manual

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Operational Features
5-150
41-001160-00, Release 2.1, Rev 04  
IP Phone Administrator Guide
Operational IP Phone Features
Using a BLA Line on the IP Phone
If you have either a global or per-line BLA configuration, and you want to share a 
call on the line with a BLA group, you need to press the Hold button before 
sharing the call with the group. 
For example, if line 1 is configured for BLA, and you pick up a call on line 1, you 
must press the Hold button to share the call with the BLA group.
If you pick up a call on line 1 configured for BLA, and another call comes in on 
line 2, you can pick up line 2 without putting line 1 on hold.  The line 1 call will 
be on hold automatically; however it is on hold locally only.  The line 1 call 
cannot be shared with the BLA group.
Note: 
The Hold button must be pressed for a call on a BLA line to be 
shared with the BLA group.