GNU bug report logs - #52520
Multicast is off by default

Previous Next

Full log

Message #10 received at 52520 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: Mathieu Othacehe <othacehe <at> gnu.org>
Cc: Julien Lepiller <julien <at> lepiller.eu>, 52520 <at> debbugs.gnu.org
Subject: Re: bug#52520: Multicast is off by default
Date: Fri, 17 Dec 2021 16:15:36 +0100

Hi,

Mathieu Othacehe <othacehe <at> gnu.org> skribis:

> Since the guile-netlink switch the static IP interfaces no longer have
> multicast support. This can be confirmed this way:

[...]

> I think that we could maybe apply the following patch, even though I
> didn't test it.
>
> diff --git a/gnu/services/base.scm b/gnu/services/base.scm
> index 5f93483dda..af3fe015b9 100644
> --- a/gnu/services/base.scm
> +++ b/gnu/services/base.scm
> @@ -2546,6 +2546,7 @@ (define network-set-up/linux
>                                                  #$(network-address-ipv6? address))
>                                        ;; FIXME: loopback?
>                                        (link-set #$(network-address-device address)
> +                                                #:multicast-on #t
>                                                  #:up #t)))

Is it #:multicast-on or #:allmulticast-on ?

Anyhow, I suggest adding a ‘multicast?’ field to <network-address>, with
#t as its default value, and honoring this.

(Someone told me they’d like to set the MTU, so we may need an ‘mtu’
field as well eventually.)

Thanks!

Ludo’.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.