AudioCodes Mediant 2000 User Manual page 486

Mid-call communication:
are encapsulated in SIP INFO messages.

Call tear-down:
The RELEASE COMPLETE message is encapsulated in the SIP BYE message that
terminates the session.
To enable QSIG tunneling, set the parameter EnableQSIGTunneling to 1 on both the
originating and terminating devices, and the parameter ISDNDuplicateQ931BuffMode to
128 (duplicate all messages) (both parameters are described in ''ISDN and CAS
Interworking-Related Parameters'' on page
SIP User's Manual
After the SIP connection is established, all QSIG messages
The SIP connection is terminated once the QSIG call is complete.
325).
486
Mediant 2000
Document #: LTRT-68809