xorp_rtrmgr(8) on Linux
The text b9bbb2ae88cd, as Debian 7 (Wheezy) shipped it.
XORP Router Manager
Flags it lists
-
-C -
-L -
-N -
-P -
-b -
-c -
-d -
-h -
-i -
-l -
-m -
-p -
-q -
-r -
-t -
-v -
-x