z/VM: CP Commands and Utilities Reference - z/VM - IBM

Messages
If you enter a QUERY LINES ALL command, CP displays the same response as it
would if you had entered QUERY LINES ACTIVE, QUERY LINES FREE, and
QUERY LINES OFFLINE commands.
Response 5:
HCP003E Invalid option - option
If CP cannot find a communication line of the type you specified, you see a
message like this:
q lines boxed
A BOXED line was not found.
Ready;
HCP020E Userid missing or invalid
BOXED may be replaced with active, attached, free, or offline, depending on
what you specified on the command.
HCP263E Too many operands were supplied for
this command.
QUERY LINES
Chapter 2. CP Commands 847