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Re: [GROW] Handling of LAGs in Mitigating Negative Impact of Maintenance through BGP Session Culling

joel jaeggli <joelja@bogus.com> Thu, 18 January 2018 05:35 UTC

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To: Randy Bush <randy@psg.com>, Nick Hilliard <nick@foobar.org>
Cc: "grow@ietf.org" <grow@ietf.org>, "draft-ietf-grow-bgp-session-culling@ietf.org" <draft-ietf-grow-bgp-session-culling@ietf.org>
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From: joel jaeggli <joelja@bogus.com>
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Subject: Re: [GROW] Handling of LAGs in Mitigating Negative Impact of Maintenance through BGP Session Culling
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On 1/17/18 18:56, Randy Bush wrote:
> really do not want to get drawn into this.  but while looking into lags
> a few years back, we found a lot of them split across line cards, with
> resilience to line card failure being the stated reason.

even in fixed configuration 1 and 2ru switches you may split them across
asics for survivability and fabric / forwarding capacity reasons.

> randy
> 
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