How to call through a specific CID (CallerID)?

Question

Asterisk

How to call through a specific trunk?
What and how to enter on the phone to make a call through a specific trunk?
And is it possible.
That is, we are talking about manual dialing. Here I want to dial a number from a specific trunk, select it with my hands.

Answer 1

If it is not provided in the dialplan, then no way.

exten => _*1X.,1,Dial(SIP/Trunk1/${EXTEN:2})
exten => _*2X.,1,Dial(SIP/Trunk2/${EXTEN:2})
exten => _*3X.,1,Dial(DAHDI/1/${EXTEN:2})