Routing daemons
Routing daemons initialize and dynamically maintain the kernel routing
table by communicating with daemons on other systems to
exchange routing information such as what networks are known
by the machine on which the daemon is running.
Routing daemons exchange information according to routing protocols.
The differences between daemons are the routing protocols
each supports.
The daemon(s) to run on a machine depend on what protocol(s) is needed.
SCO TCP/IP supports three routing daemons: