Development discussion of WireGuard
 help / color / mirror / Atom feed
From: Kyle Rose <krose@krose.org>
To: Juliusz Chroboczek <jch@irif.fr>
Cc: "Daniel Gröber" <dxld@darkboxed.org>,
	bird-users@network.cz, babel-users@alioth-lists.debian.net,
	wireguard@lists.zx2c4.com
Subject: Re: [Babel-users] [RFC] Replace WireGuard AllowedIPs with IP route attribute
Date: Mon, 28 Aug 2023 13:55:08 -0400	[thread overview]
Message-ID: <CAJU8_nVTHmd9_=SXN+6maVB9BVLno_FGiM3RjZsCiXVOcNBLHg@mail.gmail.com> (raw)
In-Reply-To: <87v8czqd3w.wl-jch@irif.fr>

On Mon, Aug 28, 2023 at 1:41 PM Juliusz Chroboczek <jch@irif.fr> wrote:
> I've read the whole discussion, and I'm still not clear what advantages
> the proposed route attribute has over having one interface per peer.  Is
> it because interfaces are expensive in the Linux kernel?  Or is there some
> other reason why it is better to run all WG tunnels over a single interface?

Why manage n^2 tunnels and allocate n^2 /30 CIDRs when you can just
have one tunnel and a single subnet for a full mesh? IMO, the latter
should be a feature differentiating Wireguard from other solutions to
creating a mesh VPN. That is, in fact, the whole reason I dropped
OpenVPN for it.

Kyle

  reply	other threads:[~2023-08-28 18:00 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-19 14:02 Daniel Gröber
     [not found] ` <5112ea1f-0f67-4907-a3c5-b6c7b9e591ca@kr217.de>
2023-08-19 18:17   ` Daniel Gröber
2023-08-19 20:00 ` [Babel-users] " Steffen Vogel
2023-08-19 21:23   ` Daniel Gröber
2023-08-28 15:40     ` Kyle Rose
2023-08-28 16:07       ` Daniel Gröber
2023-08-28 17:40         ` Juliusz Chroboczek
2023-08-28 17:55           ` Kyle Rose [this message]
2023-08-28 22:13           ` Daniel Gröber
2023-09-03  3:21             ` Ivan Labáth
2023-09-29 13:12               ` Daniel Gröber
2023-09-29 16:19                 ` Reto
     [not found]             ` <804a0c0a-78df-7f4c-1d0d-213e8bdb4120@nic.cz>
2023-11-09 11:57               ` [Babel-users] " Alexander Zubkov
2023-11-18  2:19                 ` Daniel Gröber
     [not found]                   ` <918e1d5b-9f11-4f9c-bf9a-94cb0d41ce2b@app.fastmail.com>
2023-11-18 12:22                     ` Juliusz Chroboczek
2023-11-20  2:05                       ` Daniel Gröber
     [not found]                         ` <CABr+u0b6vrZoYzQcMiCXX7W0XsQRNMzQfZnT5cK1MQoZ4NoqkA@mail.gmail.com>
2023-11-22  7:39                           ` Daniel Gröber
2023-08-19 20:05 ` Kyle Rose

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CAJU8_nVTHmd9_=SXN+6maVB9BVLno_FGiM3RjZsCiXVOcNBLHg@mail.gmail.com' \
    --to=krose@krose.org \
    --cc=babel-users@alioth-lists.debian.net \
    --cc=bird-users@network.cz \
    --cc=dxld@darkboxed.org \
    --cc=jch@irif.fr \
    --cc=wireguard@lists.zx2c4.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).