In 1979, the original "Tandberg" company split up into three different companies, Tandberg (Video conferencing company that Cisco purchased in 2010), Tandberg Television, and Tandberg Data.
The MA5410 was a product of Tandberg Television, not the Tandberg company that Cisco acquired in 2010. Ericsson acquired Tandberg Television prior to that, in 2007. It was called Ericsson Television for a while, not sure what came of it. I did find a product description for you that does talk about the multicast capability, but it's not a full fledged manual. I'd see if Ericsson has a forum like this one and try there.
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.