I have a client who is on CM6. They just feedbacked to me that one of the user complained about hearing echo when she called another internal user (IP phone to IP phone). At the moment, only one user is experencing this problem.
The users are all on the same network, same LAN, same vlan (working in the same office building). We have asked her to try lowering the volume of her phone, but it doesn't seems to help. User is not using speaker mode when she called the internal party.
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.