netkit-rwall: netkit-rwall (send a message to all users)
netkit-rwall:
netkit-rwall: The rwall command sends a message to the users logged into the
netkit-rwall: specified host.  The message to be sent can be typed in and
netkit-rwall: terminated with EOF or it can be in a file.
netkit-rwall:
netkit-rwall: Run the rpc.rwalld daemon with caution.  It may be insecure.
netkit-rwall:
netkit-rwall: The rwall command appeared in SunOS.
netkit-rwall:
netkit-rwall: