In 3CX server, if one sip trunk has many DIDs, the DIDs and extensions can be set as one to one. It means when anyone dials the DID number from outside, the specific extension will ring, and when the specific
Tag: one to one
DIDs and extensions will be one to one
In the 3CX, if the sip trunk have many DIDs, the DIDs and extensions can be set as one to one, it means when one extension calls out through the sip trunk, one specific DID will display on the screen