Specifies the node name of the system to be removed from the
display. The node name can be any of the node names as
displayed in the NODE field. Optionally, ALL can be specified
to remove all systems from the display.
Format: REMOVE SYSTEMS/NODE=(node-name[,...])
REMOVE SYSTEMS/NODE=("node-name"[,...])
REMOVE SYSTEMS/NODE=ALL
If only one node name is specified, the parenthesis can be omitted.
Quotation marks are optional except when specifying a system
with a node name of "ALL".
Examples: REMOVE SYSTEMS/NODE=DARBY
REMOVE SYSTEMS/NODE=("DARBY","DOOLEY","ALICAT","ALL")