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From: Alan Ghafour <alan@delta.ds2.pg.gda.pl>
Newsgroups: comp.sys.sun.admin,alt.sys.sun,comp.unix.bsd.misc,comp.unix.programmer,comp.unix.bsd.bsdi.misc,comp.unix.admin
Subject: Re: ping script
Date: Mon, 15 Jul 1996 21:36:47 +0200
Organization: Politechnika Gdanska
Lines: 23
Message-ID: <Pine.GSO.3.93.960715213545.21927D-100000@delta.ds2.pg.gda.pl>
References: <Pine.SOL.3.93.960702171209.4062B-100000@gold.acns.fsu.edu> <31DA8A95.61BB@hybrid.com> <4rjo9o$gn@anorak.coverform.lan>
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Xref: euryale.cc.adfa.oz.au comp.sys.sun.admin:70565 alt.sys.sun:10409 comp.unix.bsd.misc:1249 comp.unix.programmer:39622 comp.unix.bsd.bsdi.misc:4316 comp.unix.admin:44903
On 5 Jul 1996, Brian Somers wrote:
>
> : Use two pings just because of routing issues, the
> : first ping may get an error. The second ping will
> : verify that the node is really missing.
>
> Despite the return code on FreeBSD being correct, historically, it is not
> guaranteed. If you want to write a portable script, don't do it this way.
>
> --
> Brian <brian@awfulhak.demon.co.uk>
> Don't _EVER_ lose your sense of humour....
For example old Linux - 2.0.3 always returns 0 as exit code.
+-------------------------[ ALAN GHAFOUR ]-----------------------------+
|\ aghafour@pg.gda.pl <--\ Student of Technical University of Gdansk \
+ \ alan@ds2.pg.gda.pl \ Faculity of Electronics \
\ \ alan@netra.sprint.com.pl \---- preferred address for e-mail \
\ +----------------------------------------------------------------------+
\| Sprint-Net Network Administrator http://netra.sprint.com.pl/~alan |
+----------------------------------------------------------------------+