*BSD News Article 72712


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From: fzshenau@boris.ucdavis.edu (Gregory Shenaut)
Newsgroups: comp.unix.bsd.bsdi.misc
Subject: Re: ping script
Followup-To: comp.unix.bsd.bsdi.misc
Date: 3 Jul 1996 13:57:21 GMT
Organization: University of California, Davis
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Douglass E. Davis (davis@gold.acns.fsu.edu) wrote:
: I am trying to make a script that will ping a computer every few minutes
: and run a program if there is no answer.  

The kludge I use to detect "no answer" from ping in scripts is

	ping -c1 XXX 2>/dev/null | grep -q time=

where XXX is the name of the remote system.


-- 
Greg Shenaut -- gkshenaut@ucdavis.edu