"Q. What signaling protocols are supported on the Cisco AS5350?
A. H.323v2 is supported. Session Initiation Protocol (SIP) and H.323v3 will be supported in July 2001 via Cisco IOS Version 12.2(1)XA. Media Gateway Control Protocol (MGCP) will be supported in October 2001."
MGCP has been supported on AS5350 since Oct 2001. Please be sure to load the latest IOS to avoid bugs and get the latest features.
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.