Date: Sat, 12 Aug 2023 22:37:07 +0100 From: Roy <roy@marples.name> To: freebsd-net@freebsd.org Subject: Re: IPv6 DAD issue Message-ID: <81EA9CF4-0D3D-4A88-9DE0-A745BADEDD4B@marples.name> In-Reply-To: <Q9PEz0x7rC8jx_HLwWyCmoWLY2oor7duKgw0j7TLXNu7Z5LULSPhAMerQMbHClDMPeJX2AMc59Iw5u2lMWHaH_bQF7HCQUsN86T1tTjpHcU=@enki-multimedia.eu> References: <Q9PEz0x7rC8jx_HLwWyCmoWLY2oor7duKgw0j7TLXNu7Z5LULSPhAMerQMbHClDMPeJX2AMc59Iw5u2lMWHaH_bQF7HCQUsN86T1tTjpHcU=@enki-multimedia.eu>
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------UZ1XPI3VHCUFIQK5IZA9XMX6F5RBH0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Someone could port the change to ifconfig(8) I made to NetBSD to add the -w= and -W flags to wait for the tentative and detached flags to clear from th= e interfaces=2E This can be used instead of any arbitrary sleep based on th= e dad count sysctl=2E Roy On 12 August 2023 18:08:42 BST, Benoit Chesneau <benoitc@enki-multimedia= =2Eeu> wrote: >I read different forums and blog [1] and it seems that the DAD issue is o= ccurring offen with jails and is not only related to mce [2] =2E Is there a= ny trick as of today that would help to fix it? I have tempted to report al= so on the forum but didn't get any answer yet [3] > >I always need for now to remove DA both on the system but also any jails = using vnet=2E Is there any external issue that could cause this issue? > >Any help/hint is welcome :) > >Beno=C3=AEt > >[1] https://dan=2Elangille=2Eorg/2023/03/10/is-your-jail-not-getting-an-i= pv6-address-soon-enough-blame-dad/ >[2] https://bugs=2Efreebsd=2Eorg/bugzilla/show_bug=2Ecgi?id=3D270859 >[3] https://forums=2Efreebsd=2Eorg/threads/how-to-solve-error-vnet0-a-loo= ped-back-ns-message-is-detected-during-dad=2E89888/ ------UZ1XPI3VHCUFIQK5IZA9XMX6F5RBH0 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <html><head></head><body><div dir=3D"auto">Someone could port the change to= ifconfig(8) I made to NetBSD to add the -w and -W flags to wait for the te= ntative and detached flags to clear from the interfaces=2E This can be used= instead of any arbitrary sleep based on the dad count sysctl=2E<br><br>Roy= </div><br><br><div class=3D"gmail_quote"><div dir=3D"auto">On 12 August 202= 3 18:08:42 BST, Benoit Chesneau <benoitc@enki-multimedia=2Eeu> wrote:= </div><blockquote class=3D"gmail_quote" style=3D"margin: 0pt 0pt 0pt 0=2E8e= x; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> <div style=3D"font-family: Arial, sans-serif; font-size: 14px;">I read dif= ferent forums and blog [1] and it seems that the DAD issue is occurri= ng offen with jails and is not only related to mce [2] =2E Is there any tri= ck as of today that would help to fix it? I have tempted to report also on = the forum but didn't get any answer yet [3]</div><div style=3D"font-family:= Arial, sans-serif; font-size: 14px;"><br></div><div style=3D"font-family: = Arial, sans-serif; font-size: 14px;">I always need for now to remove DA bot= h on the system but also any jails using vnet=2E Is there any external issu= e that could cause this issue?</div><div style=3D"font-family: Arial, sans-= serif; font-size: 14px;"><br></div><div style=3D"font-family: Arial, sans-s= erif; font-size: 14px;">Any help/hint is welcome :)</div><div style=3D"font= -family: Arial, sans-serif; font-size: 14px;"><br></div><div style=3D"font-= family: Arial, sans-serif; font-size: 14px;">Beno=C3=AEt</div><div style=3D= "font-family: Arial, sans-serif; font-size: 14px;"><br></div><div style=3D"= font-family: Arial, sans-serif; font-size: 14px;">[1] <span><a target= =3D"_blank" rel=3D"noreferrer nofollow noopener" href=3D"https://dan=2Elang= ille=2Eorg/2023/03/10/is-your-jail-not-getting-an-ipv6-address-soon-enough-= blame-dad/">https://dan=2Elangille=2Eorg/2023/03/10/is-your-jail-not-gettin= g-an-ipv6-address-soon-enough-blame-dad/</a></span></div><div style=3D"font= -family: Arial, sans-serif; font-size: 14px;">[2] <span><a href=3D"htt= ps://bugs=2Efreebsd=2Eorg/bugzilla/show_bug=2Ecgi?id=3D270859" rel=3D"noref= errer nofollow noopener" target=3D"_blank">https://bugs=2Efreebsd=2Eorg/bug= zilla/show_bug=2Ecgi?id=3D270859</a></span></div><div style=3D"font-family:= Arial, sans-serif; font-size: 14px;">[3] <span><a target=3D"_blank" r= el=3D"noreferrer nofollow noopener" href=3D"https://forums=2Efreebsd=2Eorg/= threads/how-to-solve-error-vnet0-a-looped-back-ns-message-is-detected-durin= g-dad=2E89888/">https://forums=2Efreebsd=2Eorg/threads/how-to-solve-error-v= net0-a-looped-back-ns-message-is-detected-during-dad=2E89888/</a></span></d= iv><div style=3D"font-family: Arial, sans-serif; font-size: 14px;"><br></di= v><div style=3D"font-family: Arial, sans-serif; font-size: 14px;" class=3D"= protonmail_signature_block"> </div> </blockquote></div></body></html> ------UZ1XPI3VHCUFIQK5IZA9XMX6F5RBH0--
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