Custom Application can retrieve the VidyoDesktop version and compare it with the VidyoDesktop which resides at VidyoPortal appliance in order to make a decision if VidyoDesktop Upgrade requires.

VidyoPortal version information is included into HTTP redirect response from VidyoDesktop to the Custom Application (step 4 of the Sign in procedure)

For example:

HTTP Request:

http://127.0.0.1:63457/dummy?url=http://dev20.vidyo.com/linkendpoint.ajax?vm=PVCVG7NXUC5YER8FCXBC1ZD88NK6PQ7VYR2918XAXRQA600VM0001@dev20.vidyo.com:17992;transport=TCP&un=chetan&pak=9YprUdCg8gPKpr5H&proxy=64.71.164.195:443&portal=http://main.vidyo.com/services/&loctag=Default_Location

HTTP Response:

GET /ws/user/SetEid.php?id=C80AA912A444-0730383237383939-D9DCFE4CB33867D5&version=TAG_VD_2_0_3_00218 HTTP/1.1