why do you have the following in the config " mgcp dtmf-relay voip codec all mode out-of-band" ? when you are looking for RFC 2833.
Is it possible for you to change it to...
mgcp dtmf-relay voip codec all mode nte-gw
mgcp dtmf-relay voip codec all mode nte-ca
mgcp package-capability fm-package
after configuring that flap the MGCP process and click 'reset gateway' from CM, CM will have that endpoint registered with an RTP-NTE cap, so since it is RTP-NTE on both sides, RTP-NTE will flow from IVR directly to the MGCP gateway. If this still doesn't work, collect CM traces and these debugs for a failure, maybe there's a payload type issue.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.