Force remote to start H.245 session?

Chris Wayman Purvis cwp at ISDN-COMMS.CO.UK
Tue Apr 4 12:44:02 EDT 2000


Paul,

> Hey, we're in luck! Only one side is required to initiate MSD:
>
>         8.2/H.323v3: "Master-slave determination shall be advanced (by sending
> either MasterSlaveDetermination or MasterSlaveDeterminationAck as
> appropriate) in the first H.245 message after Terminal Capability Exchange
> has been initiated."

So Dave and I got it right in Monterey.  Thank heavens for that!

> Note, however, that section 8.2 indicates that an EP cannot respond to the
> TCS message without first having sent its own TCS. Guessing how most stacks
> are probably written, it would probably not cause interoperability problems
> to first respond to the TCS then send your own TCS.

Take the usual line about being strict about what you do and lax about what you
understand...

Regards,
Chris
--
Dr Chris Purvis -- Development Manager
ISDN Communications Ltd, The Stable Block, Ronans, Chavey Down Road
Winkfield Row, Berkshire.  RG42 6LY  ENGLAND
Phone: +44 1344 899 007
Fax:   +44 1344 899 001



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