Re: [f-nsp] Netiron AS4 capabilities
Bogdan Rotariu <[email protected]> Sun, 2 Jul 2023 22:50:59 +0300
| Newsgroups | gmane.network.nsp.foundry |
|---|---|
| Message-ID | <[email protected]> |
--===============8776850901915941037== Content-Type: multipart/alternative; boundary="Apple-Mail=_7B6F8B16-9753-4014-8F6B-CC7C20E3D3CC" --Apple-Mail=_7B6F8B16-9753-4014-8F6B-CC7C20E3D3CC Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Looks like twitter has some firmware issues too :-) It took a few hours = to load the tweet. Edgerouter had issues with handling extended length a few years ago did = found this[1] when searching for my issue. It seems that there are some holes in the RFC=E2=80=99s and the = implementations of the BGP protocol differ pretty much for each vendor = even if it should not. [1] = https://community.ui.com/questions/BGP-problem/8272f27f-8671-4570-b9a6-f2b= 960b2c617 > On 2 Jul 2023, at 12:36, Clement Cavadore <[email protected]> = wrote: >=20 > Hi, >=20 > It "looks like" something I got last october, when upgrading one of my > router to ROS7. Network was consisting of 3 Mikrotiks, and 1 = Edgerouter > infinity: When the ROS7 exports routes learnt from one of their > transit, the Edgerouter (Vyatta) resets its IBGP session.=20 > https://twitter.com/acontios_net/status/1580915560074055680/photo/1 >=20 > I didn't dig much, as it was a "toy asn" and discarded input updates > from the ROS7 transit link, but I feel that ROS7 behaviour is = incorrect > regarding aggregator flag. >=20 >=20 > Best regards, >=20 > Cl=C3=A9ment Cavadore >=20 > On Sun, 2023-07-02 at 11:06 +0200, J=C3=B6rg Kost wrote: >> Hello, >>=20 >> I have submitted the findings on Github. May I include your PCAP? >> https://github.com/ipcjk/mikrotikSLXMLX >>=20 >> I will also forward and create a support request later on with >> Extreme and ask for their opinion. >>=20 >> BR >> J=C3=B6rg >>=20 >>=20 >>=20 >> On 1 Jul 2023, at 23:58, Bogdan Rotariu wrote: >>=20 >>> Thank you for your time and your interest in solving this issue. >>> Your test added light to the issue, I will forward to Mikrotik the >>> information received from you, maybe they will care and do >>> something in the future updates. >>>=20 >>> Could you please share the patch for FRR so I can replicate the >>> issue with FRR too? >> _______________________________________________ >> foundry-nsp mailing list >> [email protected] >> http://puck.nether.net/mailman/listinfo/foundry-nsp >=20 --Apple-Mail=_7B6F8B16-9753-4014-8F6B-CC7C20E3D3CC Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 <html><head><meta http-equiv=3D"content-type" content=3D"text/html; = charset=3Dutf-8"></head><body style=3D"overflow-wrap: break-word; = -webkit-nbsp-mode: space; line-break: after-white-space;">Looks like = twitter has some firmware issues too :-) It took a few hours to load the = tweet.<div><br></div><div>Edgerouter had issues with handling extended = length a few years ago did found this[1] when searching for my = issue.</div><div><span style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, = 0, 0);"><br></span></div><div><font color=3D"#000000"><span = style=3D"caret-color: rgb(0, 0, 0);">It seems that there are some holes = in the RFC=E2=80=99s and the implementations of the BGP protocol differ = pretty much for each vendor even if it should = not.</span></font></div><div><br></div><div>[1] <a = href=3D"https://community.ui.com/questions/BGP-problem/8272f27f-8671-4570-= b9a6-f2b960b2c617">https://community.ui.com/questions/BGP-problem/8272f27f= -8671-4570-b9a6-f2b960b2c617</a></div><div><br></div><div><div><br><blockq= uote type=3D"cite"><div>On 2 Jul 2023, at 12:36, Clement Cavadore = <[email protected]> wrote:</div><br = class=3D"Apple-interchange-newline"><div><div>Hi,<br><br>It "looks like" = something I got last october, when upgrading one of my<br>router to = ROS7. Network was consisting of 3 Mikrotiks, and 1 = Edgerouter<br>infinity: When the ROS7 exports routes learnt from one of = their<br>transit, the Edgerouter (Vyatta) resets its IBGP session. = <br>https://twitter.com/acontios_net/status/1580915560074055680/photo/1<br= ><br>I didn't dig much, as it was a "toy asn" and discarded input = updates<br>from the ROS7 transit link, but I feel that ROS7 behaviour is = incorrect<br>regarding aggregator flag.<br><br><br>Best = regards,<br><br>Cl=C3=A9ment Cavadore<br><br>On Sun, 2023-07-02 at 11:06 = +0200, J=C3=B6rg Kost wrote:<br><blockquote type=3D"cite">Hello,<br><br>I = have submitted the findings on Github. May I include your = PCAP?<br>https://github.com/ipcjk/mikrotikSLXMLX<br><br>I will also = forward and create a support request later on with<br>Extreme and ask = for their opinion.<br><br>BR<br>J=C3=B6rg<br><br><br><br>On 1 Jul 2023, = at 23:58, Bogdan Rotariu wrote:<br><br><blockquote type=3D"cite">Thank = you for your time and your interest in solving this issue.<br>Your test = added light to the issue, I will forward to Mikrotik the<br>information = received from you, maybe they will care and do<br>something in the = future updates.<br><br>Could you please share the patch for FRR so I can = replicate the<br>issue with FRR = too?<br></blockquote>_______________________________________________<br>fo= undry-nsp mailing = list<br>[email protected]<br>http://puck.nether.net/mailman/list= info/foundry-nsp<br></blockquote><br></div></div></blockquote></div><br></= div></body></html>= --Apple-Mail=_7B6F8B16-9753-4014-8F6B-CC7C20E3D3CC-- --===============8776850901915941037== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ foundry-nsp mailing list [email protected] http://puck.nether.net/mailman/listinfo/foundry-nsp --===============8776850901915941037==--