Take a look at the switch port the ATA is connected to. I have encountered ATA Fax problems in the past. Upon investigation, I found there were many errors and dropped packets at the ATA device. If you http:// to the IP address of the device and go to "Ethernet Statistics" you may see this (I have only done this on the ATA 186 - SCCP). Resolution to this for me has always been to ensure the switch interface for the ATA is properly configured.
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.