I Want to Salution


Please Sir i have 1 Problem with GXP 1625 I want to Open the Door From GDS3710.that somebody call from intercome GDS3710 and GXP 1625 Open the Door from any Button. I am trying from inside Option of GXP1625 General setting and then Programing Key there i open the GDS Open Door but its not opening Door.my GXP 1625 Telephone version is


Upgrade GXP16xx
Also which PBX you use ?