[Help] Call pickup between Avaya 1603 H323 and SIP Phone Yealink

[bui3]

Dear all,

Does some one know how to config server for this case:

My system use Avaya G450 System.

My end device...

[broadw]

Has anyone had any experience with the Call Pickup Soft Key on a 9620 handset? I have the button and softkey configured and the function works, however,...