[ILUG] Identifying telnet connections?

[Sean]

Tony_Melia at Dell.com wrote:
> 
> I would like to automatically set the DISPLAY variable when people login
> with telnet, so if they have an x server running they can just run apps.  I
> have no idea how to do this, the closest I can get is 'DISPLAY=`'who | grep
> $USER`'' which returns the line with the clients address as the last column.
> Anybody know how I can strip it down so I am left with just the last column?
> 

  this works for me:

     export DISPLAY=`who -m | cut -f1 -d'!'`

  though it's linux 'who' specific

> Thanx
> Tony.
> 

Sean.
.