Start Domino Server from Remote client(xmanager)

I use xmanager to connect server1(aix) and server2(aix).data directory is /domino/data,program directory is /opt/lotus/bin/server.I input follow command from xmanager client use notes user login :$cd /domino/data

$/opt/lotus/bin/server &

start domino server,but mail1 cann’t start.mail2 a few days the server is not start.

How to start domino server from the Remote Client?I guess my command is wrong.

Thanks in advantage.