The Genband M6 (now Broadsoft) has issues using interop SIP trunks that do not support UPDATE (if I remember correctly it was a big problem with conferencing).
PRACK and UPDATE are pretty easy to implement so you may as well add them in. Brandon Nauman Sulaiman wrote: > Hi > > Some UAs do not support PRACK or UPDATE and still work fine with various > Proxies, PBX, Softswitches etc. Are there any scenarios or well known > Proxies,Softswitches that require mandatory PRACK and UPDATE support for a UA > to be interoperable? Or maybe some features will not be available if support > for these methods is not there. > > Just trying to understand where PRACK and UPDATE are used. > > Thanks > > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
