net.sip.timeout.inviting = 60000 net.sip.timeout.provisioning =60000 net.sip.timeout.ringing = 1200000 net.sip.timeout.accepted = 36000000 net.sip.timeout.talking = 0 net.sip.timeout.bye = 60000 net.sip.timeout.expand.inviting = false net.sip.timeout.expand.provisioning = false net.sip.timeout ...

Try "$replaceuri = off" in the Deploy Pattern.

if both SIP Server and the IP500 PBX are on the same network, set the following.

net.sip.replacecontact = false

if there are NAT between both, set the following.

net.sip.replacecontact.nat = false


you can set these variables at [Configuration] > [Advanced] page.