1*a71a9546SAutomerger Merge WorkerThis matches the routing realm. Routing realms are used in complex routing 2*a71a9546SAutomerger Merge Workersetups involving dynamic routing protocols like BGP. 3*a71a9546SAutomerger Merge Worker.TP 4*a71a9546SAutomerger Merge Worker[\fB!\fP] \fB\-\-realm\fP \fIvalue\fP[\fB/\fP\fImask\fP] 5*a71a9546SAutomerger Merge WorkerMatches a given realm number (and optionally mask). If not a number, value 6*a71a9546SAutomerger Merge Workercan be a named realm from /etc/iproute2/rt_realms (mask can not be used in 7*a71a9546SAutomerger Merge Workerthat case). 8*a71a9546SAutomerger Merge WorkerBoth value and mask are four byte unsigned integers and may be specified in 9*a71a9546SAutomerger Merge Workerdecimal, hex (by prefixing with "0x") or octal (if a leading zero is given). 10