I have a customer that has several MGCP Gateways, some of which are behind some unstable WAN links. After the gateways lose connectivity to the Callmanager, they unregister (as expected) but when the link is restored, they lose all their MGCP configuration, and they have to be reconfigured to reconnect to the Callmanager.
Is this usual? unsual? This does not happen to the MGCP Gateways that are well-connected to the cluster.
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.