netdev - Re: llc needs namespace awareness asap, was Re: Patch fixing STP if bridge in non-default namespace.

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Message-ID: <20230713153711.763b840e@hermes.local>
Date: Thu, 13 Jul 2023 15:37:11 -0700
From: Stephen Hemminger <stephen@...workplumber.org>
To: Harry Coin <hcoin@...etfountain.com>
Cc: Andrew Lunn <andrew@...n.ch>, Kuniyuki Iwashima <kuniyu@...zon.com>,
 netdev@...r.kernel.org
Subject: Re: llc needs namespace awareness asap, was Re: Patch fixing STP if
 bridge in non-default namespace.

On Tue, 11 Jul 2023 22:06:45 -0500
Harry Coin <hcoin@...etfountain.com> wrote:

> Andrew, the only RTSP / STP provider I know of is open-vswitch and their 
> docs (last I read them) provide the caution to use veth pairs to 
> namespaces, but not run their daemon there--- and fair enough as no 
> multicast llc would make it to that code in a namespace as currently 
> kernel implemented.

There are at least two other userspace STP providers.

Multiple Spanning Tree Protocol
https://github.com/mstpd/mstpd

And older (mostly for demo) code
https://github.com/shemminger/RSTP