[Samba] Get number of current logged on users

[Adam Tauno Williams]

> I'm looking for a simple way to get the number of current logged on
> users (with established sessions) to measure the use frequency of our
> student labs. I don't need to identify the users.

sardine:~ # expr `smbstatus -b | cut -c35-45 | sort | uniq | wc -l` - 3
151

-- 
Adam Tauno Williams, Network & Systems Administrator
Consultant - http://www.whitemiceconsulting.com
Developer - http://www.opengroupware.org