Provided by: rwall_0.17-8_amd64
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 excessively congested, or the rpc.rwalld(8) 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.
wall(1), portmap(8), rpc.rwalld(8)
The rwall command appeared in SunOS.