You may want to try this. I am not sure but may work. On speed dial button program itcm , flash, *100 see if that does it. What you need to do is see how it is done from a single line analog set on the system and then program those codes into the sped dial location.

Jim
SST Communications


Jim Hoey

SST Communications
597 West Montauk Highway
Lindenhurst, New York 11757

631 956-0100

www.sstcom.com

Business telephone systems on Long Island and New York City like Comdial, Vertical, Avaya, Panasonic