I previously wrote an article about how to enable SSH in vSphere 5.0. A few people have asked how to disable the warnings that then appear on the hosts when you have this feature enabled.
The VMware KB article Cluster warning for ESXi Shell and SSH appear on an ESXi 5 host explains how to disable this warning.
The following steps explain how to disable this warning:
Can you do this on esxi 4.1 as well??
Prior to Update 2 you couldnt disable this error, but after update 2 you can http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1016205
Hope it helps
old news: http://www.yellow-bricks.com/2011/07/21/esxi-5-suppressing-the-localremote-shell-warning/