z/OS Communications Server: CMIP Services and Topology Agent Guide
SC27-3646-00
Syntax
CHOICE { noinfo NULL, object ObjectInstance }
Meaning
A logicalLink instance that is providing the physical connection
for a logical line represented by a port object.
Source
The physical resource is applicable to NTRI logical lines and
is determined at connection time. The physical PU is determined by
the Related Resource Network Name subfield of the X'57' control
vector provided by NCP.