The "Second Call" service also allows you to switch to another call when you are already on the line.
Just put your caller on hold, dial another number, and when you have your second caller on the line, simply switch from one to the other.
- To put the first call on hold and switch to the second call: Press 2 followed by [send] then [telephone number] followed by [send].
- To end the second call and come back to the first: Press 1 folowed by [send].
- To switch from one to the other: Press 2 followed by [send].