<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
p
{mso-style-priority:99;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:12.0pt;
font-family:"Times New Roman",serif;}
span.EmailStyle17
{mso-style-type:personal;
font-family:"Calibri",sans-serif;
color:windowtext;}
span.EmailStyle19
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="#0563C1" vlink="#954F72">
<div class="WordSection1">
<p class="MsoNormal"><span style="color:#1F497D">Hello, <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Also, would someone be able to add me to the mailing list group? I have tried to subscribe but haven’t heard a response…<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">The next hop toggles between being accessible and not accessible. I run the “show ipv6 route” command at two different times and the IPv6 routes toggles between being added and removed.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Vtysh terminal output of the Relay<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">-----------------------------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Relay# show ipv6 route<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Codes: K - kernel route, C - connected, S - static, R - RIPng,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> O - OSPFv3, I - IS-IS, B - BGP, N - NHRP, T - Table,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> v - VNC, V - VNC-Direct, A - Babel, D - SHARP, F - PBR,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> f - OpenFabric,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> > - selected route, * - FIB route, q - queued route, r - rejected route<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B>* 2001:db8:1:1::/64 [20/1024] via fe80::1:2, eth2, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B>* 2001:db8:1:2::/64 [20/1024] via fe80::2:2, eth3, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B>* 2001:db8:1:3::/64 [20/1024] via fe80::1:2, eth2, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B>* 2001:db8:1:4::/64 [20/1024] via fe80::2:2, eth3, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B fd80::1:0/112 [20/0] via fe80::1:2, eth2, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fd80::1:0/112 is directly connected, eth2, 00:00:21<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B>* fd80::1:2/128 [20/1024] via fe80::1:2, eth2, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B fd80::2:0/112 [20/0] via fe80::2:2, eth3, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fd80::2:0/112 is directly connected, eth3, 00:00:21<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">B>* fd80::2:2/128 [20/1024] via fe80::2:2, eth3, 00:00:00<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/10 is directly connected, eth3, 00:00:20<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/10 is directly connected, eth2, 00:00:20<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/10 is directly connected, eth3, 00:00:21<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fe80::/10 is directly connected, eth2, 00:00:21<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/64 is directly connected, eth1, 00:00:17<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fe80::/64 is directly connected, eth0, 00:00:17<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Relay# show ipv6 route<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Codes: K - kernel route, C - connected, S - static, R - RIPng,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> O - OSPFv3, I - IS-IS, B - BGP, N - NHRP, T - Table,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> v - VNC, V - VNC-Direct, A - Babel, D - SHARP, F - PBR,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> f - OpenFabric,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> > - selected route, * - FIB route, q - queued route, r - rejected route<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fd80::1:0/112 is directly connected, eth2, 00:02:13<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fd80::2:0/112 is directly connected, eth3, 00:02:13<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/10 is directly connected, eth3, 00:02:12<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/10 is directly connected, eth2, 00:02:12<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/10 is directly connected, eth3, 00:02:13<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fe80::/10 is directly connected, eth2, 00:02:13<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C * fe80::/64 is directly connected, eth1, 00:02:09<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">C>* fe80::/64 is directly connected, eth0, 00:02:09<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Below are the frr.conf config files for my configuration. <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">The Relay, Server 1 and Server 2 are all connected to N3.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Relay Config File<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">--------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">log file /var/log/frr/frr.log debugging<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ip address 10.0.4.2/24<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address 2001::1/64<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface aero2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fe80::1:1/10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fd80::1:1/112<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface aero3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fe80::2:1/10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fd80::2:1/112<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! Static routes<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">ip route 0.0.0.0/0 10.0.4.1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! BGP configuration<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! You should configure the AS number below,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! along with this router's peers.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">router bgp 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> bgp router-id 10.0.4.2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> no bgp default ipv4-unicast<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:2 remote-as 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:2 interface aero2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:2 remote-as 3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:2 interface aero3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> address-family ipv6<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:2 activate<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:2 next-hop-self<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:2 default-originate<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:2 distribute-list blackhole out<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:2 activate<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:2 next-hop-self<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:2 default-originate<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:2 distribute-list blackhole out<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! access-list blackhole deny any<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> exit-address-family<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 access-list blackhole deny any<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Server1 config file<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">----------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">log file /var/log/frr/frr.log debugging<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ip address 10.0.2.2/24<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface aero0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fe80::1:2/10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fd80::1:2/112<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! Static routes<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">ip route 0.0.0.0/0 10.0.2.1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! BGP configuration<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! You should configure the AS number below,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! along with this router's peers.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">router bgp 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> bgp router-id 10.0.2.2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> no bgp default ipv4-unicast<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:1 remote-as 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:1 interface aero0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:1 advertisement-interval 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> address-family ipv6<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> redistribute connected<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> redistribute static<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> redistribute kernel<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:1 activate<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:1 next-hop-self<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::1:1 distribute-list 101 out<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> exit-address-family<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> !<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 access-list 101 permit 2001::/16<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 access-list 101 permit fd80::/10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 access-list 101 deny any<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> !<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Server2 config file<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">----------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ip address 10.0.3.2/24<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface aero0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fe80::2:2/10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> ipv6 address fd80::2:2/112<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! Static routes<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">ip route 0.0.0.0/0 10.0.3.1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! BGP configuration<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! You should configure the AS number below,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">! along with this router's peers.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">router bgp 3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> bgp router-id 10.0.3.2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> no bgp default ipv4-unicast<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:1 remote-as 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:1 interface aero0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:1 advertisement-interval 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> address-family ipv6<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> redistribute connected<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> redistribute static<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> redistribute kernel<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:1 activate<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:1 next-hop-self<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> neighbor fd80::2:1 distribute-list 101 out<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"> exit-address-family<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">ipv6 access-list 101 permit 2001::/16<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">ipv6 access-list 101 permit fd80::/10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">ipv6 access-list 101 deny any<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">N3 config file<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">---------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth4<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth5<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">interface eth1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Thank you, <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Katherine<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<div>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b>From:</b> Tim Bray [mailto:tim@provu.co.uk] <br>
<b>Sent:</b> Thursday, April 02, 2020 3:31 PM<br>
<b>To:</b> frog@lists.frrouting.org<br>
<b>Subject:</b> Re: [FROG] FRR Adding IPv6 Routes<o:p></o:p></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<p class="MsoNormal">On 02/04/2020 22:25, Tran (US), Katherine K wrote:<span style="font-size:12.0pt"><o:p></o:p></span></p>
</div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">I am trying to switch from Quagga to FRR, but I am having issues adding distributed IPv6 routes. Although the IPv6 routes get added, they keep toggling between being added and removed. This did not occur while using Quagga.
<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">A difference between the added IPv6 routes of Quagga and FRR was that (1) the Quagga routes are by protocol zebra and (2) the FRR routes are by protocol 186, which I deduced to be bgpd. This can be seen by initiating the command “ip -6
ro sh”.<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">Quagga<o:p></o:p></p>
<p class="MsoNormal">----------<o:p></o:p></p>
<p class="MsoNormal">2001:XXXX:X:X::/64 via fe80::1:2 dev eth0 proto zebra metric 1024 pref medium<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">FRR<o:p></o:p></p>
<p class="MsoNormal">-----<o:p></o:p></p>
<p class="MsoNormal">2001:XXXX:X:X::/64 via fe80::1:2 dev eth0 proto 186 metric 20 pref medium<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
</blockquote>
<p><o:p> </o:p></p>
<p>I think, the display of 186 it just because you need the `friendly` names specifying<o:p></o:p></p>
<p>You could edit etc/iproute2/rt_protos and add the missing numbers and the output would look better. See below.<o:p></o:p></p>
<p>I suspect this is not why routes are being added and withdrawn.<o:p></o:p></p>
<p><o:p> </o:p></p>
<p style="margin-bottom:12.0pt">$ more /etc/iproute2/rt_protos<br>
#<br>
# Reserved protocols.<br>
#<br>
0 unspec<br>
1 redirect<br>
2 kernel<br>
3 boot<br>
4 static<br>
8 gated<br>
9 ra<br>
10 mrt<br>
11 zebra<br>
12 bird<br>
13 dnrouted<br>
14 xorp<br>
15 ntk<br>
16 dhcp<br>
42 babel<br>
186 bgp<br>
187 isis<br>
188 ospf<br>
189 rip<br>
192 eigrp<o:p></o:p></p>
<p><o:p> </o:p></p>
<p>Not sure what else to say. Can you post some more config?<o:p></o:p></p>
<p>if you type <br>
<br>
do show ipv6 route <a prefix><o:p></o:p></p>
<p>what comes out?<o:p></o:p></p>
<p>Is the next hop accessible?<o:p></o:p></p>
<p><o:p> </o:p></p>
<p>I'd keep trying, because FRR fixes so many IPv6 problems you don't know were problems until you switched to FRR :)<o:p></o:p></p>
<p><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
</div>
</body>
</html>