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From: Arthur van Leeuwen <arthurvl@sci.kun.nl>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] Will advanced linux routing help me
Date: Fri, 27 Apr 2001 11:41:18 +0000	[thread overview]
Message-ID: <marc-lartc-98837175928536@msgid-missing> (raw)
In-Reply-To: <marc-lartc-98816711030206@msgid-missing>

On Fri, 27 Apr 2001, Sushil Suresh wrote:

>     At the moment we are using trace and ping to check the availability of a
> particular site, and the status of a particular ISP

Yes, that is the only thing you can do.

> The problem faced in making use of these commands in a script is that, they
> may fail in case of congestion and may be misunderstood as failure of a
> particular ISP.

Unfortunately, this cannot be helped, unless you have some layer-2
indication of the link still being up (something like carrier detect on
modems). This is not usually the case, however.

> Also how and why do you flush the route cache?

The why is trivial: to make sure the routing code starts off with a clean
slate and you're not surprised by routes you think you have deleted.

The how is equally simple: ip route flush table cache

Doei, Arthur.

-- 
  /\    / |      arthurvl@sci.kun.nl      | Work like you don't need the money
 /__\  /  | A friend is someone with whom | Love like you have never been hurt
/    \/__ | you can dare to be yourself   | Dance like there's nobody watching


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http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://ds9a.nl/2.4Routing/

  parent reply	other threads:[~2001-04-27 11:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-04-25  2:51 [LARTC] Will advanced linux routing help me Sushil Suresh
2001-04-25  7:39 ` Arthur van Leeuwen
2001-04-25 12:50 ` Ramin Alidousti
2001-04-27 10:41 ` Sushil Suresh
2001-04-27 10:49 ` Sushil Suresh
2001-04-27 11:41 ` Arthur van Leeuwen [this message]
2001-04-27 13:30 ` Ramin Alidousti
2001-04-27 13:32 ` Ramin Alidousti

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