status.i4.v = net_trn_node( node.i2.v, namadr.i4.r )

	Translate a logical trunk and node value into a Radix-50 string
	(a longword value) that is the logical node's name.

	node    word value giving the logical trunk and node.
		The trunk (also known as LAN id) should be stored in the upper
		byte of this word.

	namadr  longword in which the logical node name (in Radix-50)
		is to be returned.

	This function returns VMS condition codes as follows:

	SS$_NORMAL      success, logical node name returned
	SS$_NOSUCHNODE  failure, trunk/node not found in table