Cant trasfer calls to external numbers

[akineo]

Hi
if I receive internal or External calls I can transfer it (after answer) to another inernal number
but cant transfer to external.
first caller in hold, then I press "transfer" and dialing external number. After conducting whith external number, I hook on and receive callback from caller 1. external number disconnect/

 

[sbcsu]

That can be conflict of node numbering
You should also add the parameter TTT into the COS