Juniper BGP Convergence Time
lobna gouda
lobna_gouda at hotmail.com
Tue May 15 22:16:14 UTC 2018
That's true. But are you using per-packet load balance policy in your configuration?
________________________________
From: NANOG <nanog-bounces at nanog.org> on behalf of Josh Baird <joshbaird at gmail.com>
Sent: Tuesday, May 15, 2018 5:56 PM
To: Adam Kajtar
Cc: nanog at nanog.org
Subject: Re: Juniper BGP Convergence Time
The MX104 has a notoriously slow PPC-based RE unfortunately.
Josh
On Tue, May 15, 2018 at 10:10 AM, Adam Kajtar <akajtar at wadsworthcity.org>
wrote:
> Hello:
>
> I'm running two Juniper MX104s. Each MX has 1 ISP connected running
> BGP(full routes). iBGP is running between the routers via a two port 20G
> lag. When one of the ISPs fails, it can take upwards of 2 minutes for
> traffic to start flowing correctly. The router has the correct route in the
> routing table, but it doesn't install it in the forwarding table for the
> full two mins.
>
> I have a few questions if anyone could answer them.
>
> - What would a usual convergence time be for this setup?
> - Is there anything I could do speed this process up? (I tried
> Multipath)
> - Any tips and tricks would be much appreciated
>
> Thanks in Advance
> --
> Adam Kajtar
> Systems Administrator
> City of Wadsworth
> akajtar at wadsworthcity.org
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