I've never attempted it, but it's not supported by Cisco, the docs are specific on what phones are supported, 7800/8800 phones on specific firmware, along with DX units.
A 3rd party SIP connection normally doesn't ask for the provisioning domain, username and password in the same way that a Cisco phone would, and I would expect it would have to be coded specifically for how MRA works. Just my $0.03 worth On Sat, Aug 5, 2017 at 11:27 AM, Mitch Johnson via cisco-voip < cisco-voip@puck.nether.net> wrote: > I’ve been trying to connect a 3rd Party phone. I’ve been trying Linphone > with no success. The reason for Linphone as it does both voice and chat > and it supports SRTP. > > Has anyone had any luck with using 3rd Party apps through MRA, probably > through a proxied SIP connection from Expressway-C to CUCM? I hate to go > down the rabbit hole too far and burn up valuable cycles if it’s not > possible. > > However, if someone has done this, any solid guidance would be > appreciated. BTW, my CUCM cluster is not in mixed-mode, terminating SRTP > on the Expressways, don’t have a requirement for anything else. > > Thanks so much > > -- > Mitch Johnson > Sent with Airmail >
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