Issue

• "ssh hostname -t sudo service httpd start" fails to start httpd.

"ssh hostname -t service httpd start" fails too.

# ssh www1 -t service httpd start
root@host_name's password: 
Starting httpd:                                            [  OK  ]
Connection to www1 closed.
# ssh www1 -t service httpd status
root@host_name's password: 
httpd dead but subsys locked
Connection to www1 closed.
# 

ssh option -t is needed to execute sudo remotely. Refer to While trying to execute sudo command remotely using ssh, why does it result in a tty error ?