"What is synonym name for this node?"
The node synonym is an alphanumeric character string between
1 and 6 characters long that contains at least one alphabetic
character. If this system had previously been running DECnet
Phase IV software, then the old node name should be used as the
synonym. If this system is joining a DECnet network for the first
time, any name can be used for the synonym, as long as it meets
the criteria listed above, and is unique within the network.
Enter the node synonym you want to use.