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List:       inet-access
Subject:    Re: OSPF update timers
From:       Brian Feeny <signal () shreve ! net>
Date:       2004-09-25 2:50:11
Message-ID: 9E76FB48-0E9D-11D9-B3C6-000A95BB3776 () shreve ! net
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I will have to agree with Robert, SAA is  the way to go.

BTW, if this makes it to the list can someone send me an email ping so 
I know
I am making it out.  I have a feeling my posts haven't been making it 
because
of my PGP mime/attachment (which I did not include on this message).

Brian

On Sep 24, 2004, at 4:22 PM, Holtz, Robert wrote:

> There's a great article in Packet Magazine of April 04 on using SAA
> probes to determine a links status, which is great for DSL/Cable
> connection that you have no visibility to the actual link state of the
> outside interface on the cable/dsl modem.  You essentially setup a ping
> of the far end ip and if the ping fails the route disappears!
>
> Here's the title of the article:
> Static and Policy Routing Enhancements
> Common Scenarios and Configurations
> BY SHYAN WIGNARAJAH AND ASAD FARUQUI
>
>
> -----Original Message-----
> From: list-bounces@inet-access.net 
> [mailto:list-bounces@inet-access.net]
> On Behalf Of Dennis B. Hopp
> Sent: Friday, September 24, 2004 3:07 PM
> To: list@inet-access.net
> Subject: OSPF update timers
>
>
> I'm think I know how to do this, but just want to make sure before I go
> messing around ;)
>
> I'm load-balancing a couple of DSLs and using OSPF to detect the link
> failure (since the actual physical connection to the DSL modem doesn't
> go down).  This part is working fine, but it takes about 15-20 seconds
> to detect it and during that time there is 50-75% packet loss.  What's
> the best way to lower the update timer?
>
> I was thinking this:
>
> Router ospf 1
>   Blah blah
>   Blah blah
>   Timers spf <new time>
>
> Is that right, or am I way off base? ;)
>
> Thanks,
>
> --Dennis
>
> Dennis B. Hopp
> CMSInter.net LLC / Crystal MicroSystems LLC
> =========================================
> web  : www.cmsinter.net
> email: dennis@cmsinter.net
> phone: 989.779.1900 x422
> fax  : 989.779.2300
>
>
>
> _______________________________________________
> "Eat sushi frequently". - Avi
> inet@inet-access.net is the human contact address. list@inet-access.net
> is the list posting address. See below URL for subscribe/unsubscribe 
> and
> list options: http://inet-access.net/mailman/listinfo/list
> _______________________________________________
> "Eat sushi frequently". - Avi
> inet@inet-access.net is the human contact address.
> list@inet-access.net is the list posting address.
> See below URL for subscribe/unsubscribe and list options:
> http://inet-access.net/mailman/listinfo/list
>
---------------------------------------------
Brian Feeny, CCIE #8036, CISSP
Network Engineer
ShreveNet Inc.

_______________________________________________
"Eat sushi frequently". - Avi
inet@inet-access.net is the human contact address.
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