rwall(1) 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.rwalld8 daemon has not been started on the remote host.
rwall: RPC: Timed out
A communication error occurred. Either the network is excessively congested, or the rpc.rwalld8 daemon has terminated on the remote host.
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 down.


The rwall command appeared in SunOS