Help with Grep

[Rodent of Unusual Size]

Ed Lawson wrote:
> My son who is working at an unamed, but major health care institution in 
> boston has a desparate
> need to extract all instances of  the following four text strings in a 6 
> meg file:
> 
> po=
> to=
> delay=
> dsn=4
> 
>   It is an urgent issue as the SQL slammer just got into their internal 
> net and the instituion is down hard.
> 
> He was thinking he should be able to use grep, but not sure how to do it 
> and I can't come up with a quick answer at work.  Can anyone provide a 
> quick script/command to do this.  I assume perl would be another option.

what do you mean 'extract'?  extract the lines that contain them?
is it a text file?  remove lines containing those from the file?
-- 
#ken	P-)}

Ken Coar, Sanagendamgagwedweinini  http://Golux.Com/coar/
Author, developer, opinionist      http://Apache-Server.Com/

"Millennium hand and shrimp!"