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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">I do not. Following is the whole config. (The IPs and ASNs are bogus.)
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">Our need is simple. We don’t need to advertise any routes. We just need to get the default route from the ISP and ignore everything else.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal">[root@fw9b etc]# cat bird.conf<o:p></o:p></p>
<p class="MsoNormal">log "/var/log/bird.log" all;<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">router id 4.4.92.140;<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">protocol bgp isp1 {<o:p></o:p></p>
<p class="MsoNormal"> description "BGP with ISP Router 1";<o:p></o:p></p>
<p class="MsoNormal"> local as 65111;<o:p></o:p></p>
<p class="MsoNormal"> neighbor 4.4.92.130%red0 as 23222;<o:p></o:p></p>
<p class="MsoNormal"> debug all;<o:p></o:p></p>
<p class="MsoNormal"> ipv4 {<o:p></o:p></p>
<p class="MsoNormal"> import filter {<o:p></o:p></p>
<p class="MsoNormal"> if net = 0.0.0.0/0 then accept;<o:p></o:p></p>
<p class="MsoNormal"> reject;<o:p></o:p></p>
<p class="MsoNormal"> };<o:p></o:p></p>
<p class="MsoNormal"> export none; # Do not export any routes to ISP<o:p></o:p></p>
<p class="MsoNormal"> next hop self;<o:p></o:p></p>
<p class="MsoNormal"> };<o:p></o:p></p>
<p class="MsoNormal">}<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">protocol bgp isp2 {<o:p></o:p></p>
<p class="MsoNormal"> description "BGP with ISP Router 2";<o:p></o:p></p>
<p class="MsoNormal"> local as 65111;<o:p></o:p></p>
<p class="MsoNormal"> neighbor 4.4.92.131%red0 as 23222;<o:p></o:p></p>
<p class="MsoNormal"> debug all;<o:p></o:p></p>
<p class="MsoNormal"> ipv4 {<o:p></o:p></p>
<p class="MsoNormal"> import filter {<o:p></o:p></p>
<p class="MsoNormal"> if net = 0.0.0.0/0 then accept;<o:p></o:p></p>
<p class="MsoNormal"> reject;<o:p></o:p></p>
<p class="MsoNormal"> };<o:p></o:p></p>
<p class="MsoNormal"> export none; # Do not export any routes to ISP<o:p></o:p></p>
<p class="MsoNormal"> next hop self;<o:p></o:p></p>
<p class="MsoNormal"> };<o:p></o:p></p>
<p class="MsoNormal">}<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-family:"Calibri",sans-serif;mso-ligatures:none">From:</span></b><span style="font-family:"Calibri",sans-serif;mso-ligatures:none"> Maria Matejka <maria.matejka@nic.cz>
<br>
<b>Sent:</b> Thursday, August 1, 2024 2:18 PM<br>
<b>To:</b> bird-users@network.cz; Eric Robinson <eric.robinson@psmnv.com>; bird-users@network.cz<br>
<b>Subject:</b> Re: Bird 2.14 Starts but Won't Bind to Port 179<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">Hello,<br>
<br>
do you have<br>
protocol device {}<br>
in your config?<br>
<br>
Maria<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:12.0pt;mso-ligatures:none"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">On 1 August 2024 20:41:23 CEST, Eric Robinson <<a href="mailto:eric.robinson@psmnv.com">eric.robinson@psmnv.com</a>> wrote:<o:p></o:p></span></p>
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<p style="margin-top:0in;background:white"><span style="font-size:10.0pt;font-family:Prompt;color:#363636">Bird starts, and claims that it is waiting for the upstream routers to become neighbors…<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">2024-07-31 06:25:25.774 isp1: Initializing<br>
2024-07-31 06:25:25.774 isp2: Initializing<br>
2024-07-31 06:25:25.774 isp1: Starting<br>
2024-07-31 06:25:25.774 isp1: State changed to start<br>
2024-07-31 06:25:25.774 isp2: Starting<br>
2024-07-31 06:25:25.774 isp2: State changed to start<br>
2024-07-31 06:25:25.774 Started<br>
2024-07-31 06:25:25.775 isp2: Waiting for 4.4.92.131 to become my neighbor<br>
2024-07-31 06:25:25.775 isp1: Waiting for 4.4.92.130 to become my neighbor<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">…however, I can see in tcpdump that bird is refusing BGP connections…<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">08:50:31.055601 IP 4.4.92.130.34302 > 4.4.92.140.179: Flags [S], seq 733565924, win 16384, options [mss 1424,wscale 0,nop,sackOK,eol], length 0<br>
08:50:31.056685 IP 4.4.92.140.179 > 4.4.92.130.34302: Flags [R.], seq 0, ack 733565925, win 0, length 0<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">…and that’s because bird is not listening…<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">[root@fw9b log]# netstat -ant<br>
Active Internet connections (servers and established)<br>
Proto Recv-Q Send-Q Local Address Foreign Address State<br>
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN<br>
tcp 0 0 0.0.0.0:53 0.0.0.0:* LISTEN<br>
tcp 0 0 127.0.0.1:8953 0.0.0.0:* LISTEN<br>
tcp6 0 0 :::1013 :::* LISTEN<br>
tcp6 0 0 :::444 :::* LISTEN<br>
tcp6 0 0 :::81 :::* LISTEN<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">Bird is running...<o:p></o:p></span></p>
<p style="background:white;font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-size:10.0pt;font-family:Prompt;color:#363636">[root@fw9b log]# ps ax|grep bird<br>
20738 pts/0 S+ 0:00 grep bird<br>
29732 ? Ss 0:00 /usr/sbin/bird<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-ligatures: normal;font-variant-caps: normal;orphans: 2;text-align:start;widows: 2;-webkit-text-stroke-width: 0px;text-decoration-thickness: initial;text-decoration-style: initial;text-decoration-color: initial;word-spacing:0px">
<span style="font-family:"Calibri",sans-serif">Strace shows that it is not binding to the port.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal">I read a full thread about this exact symptom here: <a href="https://bird.network.cz/pipermail/bird-users/2020-September/014824.html">
https://bird.network.cz/pipermail/bird-users/2020-September/014824.html</a><br>
<br>
Unfortunately, I’m brand new to bird and I was unable to follow some of it. <o:p>
</o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">-Eric<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">Disclaimer : This email and any files transmitted with it are confidential and intended solely for intended recipients. If you are not the named addressee you should not disseminate, distribute,
copy or alter this email. Any views or opinions presented in this email are solely those of the author and might not represent those of Physician Select Management. Warning: Although Physician Select Management has taken reasonable precautions to ensure no
viruses are present in this email, the company cannot accept responsibility for any loss or damage arising from the use of this email or attachments.
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-- <br>
Maria Matejka (she/her) | BIRD Team Leader | CZ.NIC, z.s.p.o.<o:p></o:p></span></p>
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Disclaimer : This email and any files transmitted with it are confidential and intended solely for intended recipients. If you are not the named addressee you should not disseminate, distribute, copy or alter this email. Any views or opinions presented in this
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