[110245] in North American Network Operators' Group
Re: Failover solution using BGP
daemon@ATHENA.MIT.EDU (Chris Ely)
Tue Dec 30 19:14:11 2008
Date: Tue, 30 Dec 2008 16:13:49 -0800 (PST)
From: Chris Ely <cely@internap.com>
To: Naveen Nathan <naveen@calpop.com>
In-Reply-To: <20081231000832.GB6841@armakuni.lastninja.net>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
Conditional advertisements might be what you're looking for:
http://www.cisco.com/en/US/tech/tk365/technologies_configuration_example09186a0080094309.shtml
Regards,
Chris Ely
On Wed, 31 Dec 2008, Naveen Nathan wrote:
> Hi,
>
> I would appreciate insight and experience for the following situation.
>
> I have a client that would like to announce a /18 & /19 over BGP in
> Sacramento and LA, us being the second location in LA. Our location
> will be a failover location incase Sacramento goes down.
>
> They want failover for extreme cases when they're completly down in
> Sacramento. They have strict requirements so that traffic to their blocks
> should exclusively go to Sacramento or LA.
>
> This seems difficult to automate and they are aware of this. They will
> contact their provider to stop announcing the blocks and subsequently
> contact us to announce their routes.
>
> I am wondering is there a better way to approaching the situation
> without resorting to announcing the routes when the client calls us
> and tells us to failover. This seems to be the inherent problem aswell
> because the customer wants this to be a manual process.
>
> --
> Naveen Nathan
>
> To understand the human mind, understand self-deception. - Anon
>
>
