September 2000
Beginner
1312 pages
33h 47m
English
/usr/sbin/in.rwhod [-m [ttl]]
The in.rwhod daemon is the server that maintains the database used by the rwho(1) and ruptime(1) programs. Its operation is predicated on the ability to broadcast or multicast messages on a network.
in.rwhod operates as both a producer and consumer of status information. As a producer of information, it periodically queries the state of the system and constructs status messages that are broadcast or multicast on a network. As a consumer of information, it listens for other in.rwhod servers' status messages, validating them, then recording them in a collection of files located in the directory /var/spool/rwho.
The rwho server transmits and receives messages ...