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Hi.<br>
<br>
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<div style="color: rgb(0, 0, 0);" class="elementToProof"><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;">Thank you for your reply. On one side is BIRD
</span><span style="font-size: 14.6667px;">v2.0.12 and</span><font face="Calibri, Arial, Helvetica, sans-serif"><span style="font-size: 12pt;"> on the other side is
</span></font><span style="font-family: Calibri, sans-serif; font-size: 14.6667px; display: inline !important; background-color: rgb(255, 255, 255);" class="ContentPasted0">CISCO ASR. </span></div>
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<span style="font-family: Calibri, sans-serif; font-size: 14.6667px; display: inline !important; background-color: rgb(255, 255, 255);" class="ContentPasted0">Best regards,
<div>Sunnat</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Ondrej Zajicek <santiago@crfreenet.org><br>
<b>Sent:</b> Tuesday, June 13, 2023 5:09 PM<br>
<b>To:</b> Sunnat Samadov <sunnat.samadov@est.tech><br>
<b>Cc:</b> bird-users@network.cz <bird-users@network.cz><br>
<b>Subject:</b> Re: AdminDown is tearing down BGP session</font>
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<div class="PlainText">On Sun, Jun 04, 2023 at 06:06:22PM +0000, Sunnat Samadov wrote:<br>
> Dear Birds,<br>
> <br>
> I am reaching out to seek assistance and guidance from the community regarding an issue we are facing with BIRD, specifically version 2.0.11, which we have been using in our network configuration.<br>
> <br>
> Our setup involves configuring BIRD with BGP+BFD, where BIRD initiates the BGP session establishment. However, we have observed an unexpected behavior: after the BIRD daemon successfully establishes the BGP connection, router sends a BFD Admin-down message
and requests a new BFD session. This action by router leads to BIRD transitioning to a BFD down state and tearing down the previously established BGP session.<br>
<br>
Hi<br>
<br>
Sorry for late reaction. That is BIRD 2.0.11 on both sides?<br>
<br>
-- <br>
Elen sila lumenn' omentielvo<br>
<br>
Ondrej 'Santiago' Zajicek (email: santiago@crfreenet.org)<br>
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)<br>
"To err is human -- to blame it on a computer is even more so."<br>
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