<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class="">Hello Dawid,</div><div class=""><br class=""></div><div class="">I fought with this one for some time, I did get it working with OpenVPN but threw it out in favor of Tinc in the end…</div><div class="">Here is are the couple gotchas I ran into for OenVPN;</div><div class=""><br class=""></div><div class="">1. Use tap instead of tun</div><div class="">2. Ensure you have an interface (show interfaces)</div><div class=""><br class=""></div><div class="">If you do not have interfaces on the “client side” add;</div><div class=""><br class=""></div><div class="">protocol device {</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>scan time 10;</div><div class="">}</div><div class=""><br class=""></div><div class="">The tricky part after getting OSPF online was actually getting anything to route… but that is for later (;</div><div class=""><br class=""></div><div class="">Cheers,</div><div class="">Mike</div><div class=""><br class=""></div><div class="">
<div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">--</div><b class="">Michael McConnell<br class="">WINK Streaming;<br class="">email:</b> <a href="mailto:michael@winkstreaming.com" class="">michael@winkstreaming.com</a><br class=""><b class="">toll free:</b><span class="Apple-converted-space"> </span>877-GO-4-WINK x 7400<br class=""><b class="">direct: </b>+1 312 281-5434<br class=""><b class="">cell:</b> +506 8706-2389<br class=""><b class="">skype:</b> wink-michael<br class=""><b class="">web:</b> <a href="http://winkstreaming.com" class="">http://winkstreaming.com</a></div>
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<div><br class=""><blockquote type="cite" class=""><div class="">On Mar 29, 2018, at 7:02 AM, dawid k <<a href="mailto:tookie009smieci@gmail.com" class="">tookie009smieci@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class="">Here my configuration (client):</div><div class=""><br class=""></div><div class="">ifconfig tun0:</div><div class=""><div class="">tun0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00</div><div class=""> inet addr:10.29.0.10 P-t-P:10.29.0.9 Mask:255.255.255.255</div></div><div class=""><br class=""></div><div class="">bird_ospf.conf (included in bird.conf) :</div><div class=""><div class=""><br class=""></div><div class=""><div class="">protocol ospf myOSPF {</div></div><div class=""> area 0.0.0.0 {<br class=""></div><div class=""> interface "tun0" {<br class=""></div><div class=""> cost 10;</div><div class=""> type ptp;</div><div class=""> stub no; hello 10; transmit delay 5; wait 10; dead 40;</div><div class=""> neighbors {</div><div class=""> 10.29.0.1;<br class=""></div><div class=""> }; }; };</div></div><div class=""><br class=""></div><div class=""><div class="">tcpdump -v -XX proto ospf -i tun0 (confirmation, that hello messages are sent and received) :</div></div><div class=""><br class=""></div><div class=""><div class=""><br class=""></div><div class="">12:59:03.143238 IP (tos 0xc0, ttl 1, id 15765, offset 0, flags [none], proto OSPF (89), length 64)</div><div class=""> 10.29.0.01 > <a href="http://224.0.0.5/" class="">224.0.0.5</a>: OSPFv2, Hello, length 44</div><div class="">...</div><div class="">12:59:09.157965 IP (tos 0xc0, ttl 1, id 59599, offset 0, flags [none], proto OSPF (89), length 64)</div><div class=""> 10.29.0.10 > <a href="http://224.0.0.5/" class="">224.0.0.5</a>: OSPFv2, Hello, length 44</div></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">The server is using similar configuration. It differs only by IP(10.29.0.1) and router-ID. </div><div class=""><br class=""></div><div class=""><br class=""></div></div><div class="gmail_extra"><br class=""><div class="gmail_quote">2018-03-29 13:37 GMT+02:00 dawid k <span dir="ltr" class=""><<a href="mailto:tookie009smieci@gmail.com" target="_blank" class="">tookie009smieci@gmail.com</a>></span>:<br class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5"><div dir="ltr" class=""><div style="font-size:12.8px" class="">I'm trying to set up pretty simply configuration consisting of two linux machines connected over tun-interface created by OpenVPN. </div><div style="font-size:12.8px" class=""><br class=""></div><div style="font-size:12.8px" class="">The VPN-connection is working fine - I can send data over this interface. Now I installed bird and configured ospf on both devices. I can see that both bird instances are sending hello packets on tun-interface however no one of them is getting the message. </div><div style="font-size:12.8px" class=""><br class=""></div><div style="font-size:12.8px" class="">I can see with tcpdump, that every device is getting the hello-message. However they are not forwarded to bird or bird just ignores them.</div><div style="font-size:12.8px" class=""><br class=""></div><div style="font-size:12.8px" class="">I tried my setup over cabel with eth0-interface and everything is working fine. Right now every machine is advertising just one example static network. I will focus on correct advertising later after I connect those two instances. </div><div style="font-size:12.8px" class=""><br class=""></div><div style="font-size:12.8px" class="">The tun0 interface is working in type ptp and the netmask is 255.255.255.255. Do you have any idea what's wrong? </div><div style="font-size:12.8px" class=""><br class=""></div><div style="font-size:12.8px" class="">Thanks for every input, tookie009</div></div>
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