RWALL(1) OpenBSD Reference Manual RWALL(1)
rwall - send a message to users logged on a host
rwall host [file]
The rwall command sends a message to the users logged into the specified
host. The message to be sent can be typed in and terminated with EOF or
it can be in a file.
rwall: RPC: Program not registered
The rpc.rwalld(8) daemon has not been started on the remote host.
rwall: RPC: Timed out
A communication error occurred. Either the network is excessive-
ly congested, or the rpc.rwalld(8) daemon has terminated on the
rwall: RPC: Port mapper failure - RPC: Timed out
The remote host is not running the portmapper (see portmap(8)),
and cannot accommodate any RPC-based services. The host may be
wall(1), portmap(8), rpc.rwalld(8)
The rwall command appeared in SunOS.
OpenBSD 3.6 April 23, 1991 1