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Subject: Re: [OpenWrt-Devel] Multicast issue in 19.07.x release and master,
 fix it in 19.07.3 (?)
To: mail@adrianschmutzler.de, 'pedrowrt' &lt;pedrowrt@cas.cat&gt;,
 openwrt-devel@lists.openwrt.org
Cc: ynezz@true.cz, Chuanhong Guo &lt;gch981213@gmail.com&gt;
References: &lt;820c7e91-d055-9803-fd9b-9ba79779c4ff@cas.cat&gt;
 &lt;005a01d622c1$babf9ac0$303ed040$@adrianschmutzler.de&gt;
From: &quot;Roger Pueyo Centelles | Guifi.net&quot; &lt;roger.pueyo@guifi.net&gt;
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Date: Tue, 5 May 2020 12:10:30 +0200
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Hi,

You're right, it's a bug and not a patch which we've been able to
identify it's caused by commit
https://git.openwrt.org/?p=3Dopenwrt/openwrt.git;a=3Dcommit;h=3Dc8c2ef1d4=
95dd3fd3096ac508e91a02f9c583ea8


As you can see, it's just a two-lines commit that resets the AR8216
switch during initialization, but it's part of a longer series of
AR8216-related commits. Reverting it makes IPv6 multicast work again on
the NanoStation XW, and probably others, but it could also break other
devices' switched networking (e.g., those QCA9558+AR8326 ones).

I understand it can't go wildly into 19.07.3 but, now that we're
discussing it, maybe the author of the patch can shed some light on the
issue.

Best,

Roger

El 5/5/20 a les 11:44, mail@adrianschmutzler.de ha escrit:
&gt; Hi,
&gt;
&gt;&gt; -----Original Message-----
&gt;&gt; From: openwrt-devel [mailto:openwrt-devel-bounces@lists.openwrt.org]
&gt;&gt; On Behalf Of pedrowrt
&gt;&gt; Sent: Dienstag, 5. Mai 2020 10:36
&gt;&gt; To: openwrt-devel@lists.openwrt.org
&gt;&gt; Cc: ynezz@true.cz
&gt;&gt; Subject: [OpenWrt-Devel] Multicast issue in 19.07.x release and master=
, fix it
&gt;&gt; in 19.07.3 (?)
&gt;&gt;
&gt;&gt; ff02::2 multicast is not working in nanostation xw, but roger pueyo fi=
nd a way
&gt;&gt; to solve it: revert commit
&gt;&gt; c8c2ef1d495dd3fd3096ac508e91a02f9c583ea8 (which is very short)
&gt;&gt;
&gt;&gt; I don't know the implications of doing it. But it fixes a bug that aff=
ects us a lot
&gt;&gt; (we have lots of these devices and they do routing through cable)
&gt;&gt;
&gt;&gt; https://bugs.openwrt.org/index.php?do=3Ddetails&amp;task_id=3D2848
&gt; if I checked correctly, this is not applied to master or even proposed =
as patch?
&gt;
&gt; Then, you might be too late for this stable release. Normally, stuff sh=
ould stay in master for a few days before being backported.
&gt;
&gt; Best
&gt;
&gt; Adrian
&gt;
&gt;&gt; _______________________________________________
&gt;&gt; openwrt-devel mailing list
&gt;&gt; openwrt-devel@lists.openwrt.org
&gt;&gt; https://lists.openwrt.org/mailman/listinfo/openwrt-devel
&gt;&gt;
&gt;&gt; _______________________________________________
&gt;&gt; openwrt-devel mailing list
&gt;&gt; openwrt-devel@lists.openwrt.org
&gt;&gt; https://lists.openwrt.org/mailman/listinfo/openwrt-devel


--------------9A41297B8499F745F6AFB069
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&lt;html&gt;
  &lt;head&gt;
    &lt;meta http-equiv=&quot;Content-Type&quot; content=&quot;text/html; charset=UTF-8&quot;&gt;
  &lt;/head&gt;
  &lt;body&gt;
    &lt;p&gt;Hi,&lt;/p&gt;
    &lt;p&gt;You're right, it's a bug and not a patch which we've been able to
      identify it's caused by commit
&lt;a class=&quot;moz-txt-link-freetext&quot; href=&quot;https://git.openwrt.org/?p=openwrt/openwrt.git;a=commit;h=c8c2ef1d495dd3fd3096ac508e91a02f9c583ea8&quot;&gt;https://git.openwrt.org/?p=openwrt/openwrt.git;a=commit;h=c8c2ef1d495dd3fd3096ac508e91a02f9c583ea8&lt;/a&gt;
      &lt;br&gt;
    &lt;/p&gt;
    &lt;p&gt;As you can see, it's just a two-lines commit that resets the
      AR8216 switch during initialization, but it's part of a longer
      series of AR8216-related commits. Reverting it makes IPv6
      multicast work again on the NanoStation XW, and probably others,
      but it could also break other devices' switched networking (e.g.,
      those QCA9558+AR8326 ones).&lt;br&gt;
    &lt;/p&gt;
    &lt;p&gt;I understand it can't go wildly into 19.07.3 but, now that we're
      discussing it, maybe the author of the patch can shed some light
      on the issue.&lt;/p&gt;
    &lt;p&gt;Best,&lt;/p&gt;
    &lt;p&gt;Roger&lt;br&gt;
    &lt;/p&gt;
    &lt;div class=&quot;moz-cite-prefix&quot;&gt;El 5/5/20 a les 11:44,
      &lt;a class=&quot;moz-txt-link-abbreviated&quot; href=&quot;mailto:mail@adrianschmutzler.de&quot;&gt;mail@adrianschmutzler.de&lt;/a&gt; ha escrit:&lt;br&gt;
    &lt;/div&gt;
    &lt;blockquote type=&quot;cite&quot;
      cite=&quot;mid:005a01d622c1$babf9ac0$303ed040$@adrianschmutzler.de&quot;&gt;
      &lt;pre class=&quot;moz-quote-pre&quot; wrap=&quot;&quot;&gt;Hi,

&lt;/pre&gt;
      &lt;blockquote type=&quot;cite&quot;&gt;
        &lt;pre class=&quot;moz-quote-pre&quot; wrap=&quot;&quot;&gt;-----Original Message-----
From: openwrt-devel [&lt;a class=&quot;moz-txt-link-freetext&quot; href=&quot;mailto:openwrt-devel-bounces@lists.openwrt.org&quot;&gt;mailto:openwrt-devel-bounces@lists.openwrt.org&lt;/a&gt;]
On Behalf Of pedrowrt
Sent: Dienstag, 5. Mai 2020 10:36
To: &lt;a class=&quot;moz-txt-link-abbreviated&quot; href=&quot;mailto:openwrt-devel@lists.openwrt.org&quot;&gt;openwrt-devel@lists.openwrt.org&lt;/a&gt;
Cc: &lt;a class=&quot;moz-txt-link-abbreviated&quot; href=&quot;mailto:ynezz@true.cz&quot;&gt;ynezz@true.cz&lt;/a&gt;
Subject: [OpenWrt-Devel] Multicast issue in 19.07.x release and master, fix it
in 19.07.3 (?)

ff02::2 multicast is not working in nanostation xw, but roger pueyo find a way
to solve it: revert commit
c8c2ef1d495dd3fd3096ac508e91a02f9c583ea8 (which is very short)

I don't know the implications of doing it. But it fixes a bug that affects us a lot
(we have lots of these devices and they do routing through cable)

&lt;a class=&quot;moz-txt-link-freetext&quot; href=&quot;https://bugs.openwrt.org/index.php?do=details&amp;task_id=2848&quot;&gt;https://bugs.openwrt.org/index.php?do=details&amp;task_id=2848&lt;/a&gt;
&lt;/pre&gt;
      &lt;/blockquote&gt;
      &lt;pre class=&quot;moz-quote-pre&quot; wrap=&quot;&quot;&gt;
if I checked correctly, this is not applied to master or even proposed as patch?

Then, you might be too late for this stable release. Normally, stuff should stay in master for a few days before being backported.

Best

Adrian

&lt;/pre&gt;
      &lt;blockquote type=&quot;cite&quot;&gt;
        &lt;pre class=&quot;moz-quote-pre&quot; wrap=&quot;&quot;&gt;
_______________________________________________
openwrt-devel mailing list
&lt;a class=&quot;moz-txt-link-abbreviated&quot; href=&quot;mailto:openwrt-devel@lists.openwrt.org&quot;&gt;openwrt-devel@lists.openwrt.org&lt;/a&gt;
&lt;a class=&quot;moz-txt-link-freetext&quot; href=&quot;https://lists.openwrt.org/mailman/listinfo/openwrt-devel&quot;&gt;https://lists.openwrt.org/mailman/listinfo/openwrt-devel&lt;/a&gt;
&lt;/pre&gt;
        &lt;br&gt;
        &lt;fieldset class=&quot;mimeAttachmentHeader&quot;&gt;&lt;/fieldset&gt;
        &lt;pre class=&quot;moz-quote-pre&quot; wrap=&quot;&quot;&gt;_______________________________________________
openwrt-devel mailing list
&lt;a class=&quot;moz-txt-link-abbreviated&quot; href=&quot;mailto:openwrt-devel@lists.openwrt.org&quot;&gt;openwrt-devel@lists.openwrt.org&lt;/a&gt;
&lt;a class=&quot;moz-txt-link-freetext&quot; href=&quot;https://lists.openwrt.org/mailman/listinfo/openwrt-devel&quot;&gt;https://lists.openwrt.org/mailman/listinfo/openwrt-devel&lt;/a&gt;
&lt;/pre&gt;
      &lt;/blockquote&gt;
    &lt;/blockquote&gt;
  
&lt;br&gt;
&lt;br&gt;
&lt;/body&gt;
&lt;/html&gt;

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