<div dir="ltr">Hello everyone,I use a pure BGP network to form internal routes (because I want to keep the as-path), and the ASN of each router is the same.<div><br></div><div>The vserver of LL_IX successfully export the route</div><div><span style="font-family:monospace"><span style="color:rgb(0,0,0)">bird> show route for 2602:feda:ab2::/48 export HOME_1_ARCH </span><br>Table master6:
<br>2602:feda:ab2::/48 unreachable [BGP_Prefix 11:52:02.569] (200)<br>
<br></span><span style="font-family:monospace">But the server at my home could not import it,even i change to import all; </span></div><div><span style="font-family:monospace"><br></span></div><div><span style="font-family:monospace"><span style="color:rgb(0,0,0)">bird> show route for 2602:feda:ab2::/48 protocol LL_IX </span><br>bird> show route for 2602:feda:ab2:: protocol LL_IX <br>bird> <br>
<br></span></div><div><span style="font-family:monospace"><br></span></div><div><span style="font-family:monospace">This is the code on home server</span></div><div><span style="font-family:monospace"><br></span></div><div><span style="font-family:monospace"><br></span></div><div><div style="color:rgb(212,212,212);background-color:rgb(30,30,30);font-family:"Droid Sans Mono",monospace,monospace,"Droid Sans Fallback";font-size:14px;line-height:19px;white-space:pre"><div>template bgp tpl_ibgp {</div><div> local as LOCAL_ASN<span style="color:rgb(106,153,85)">;</span></div><div> rr client<span style="color:rgb(106,153,85)">;</span></div><div> direct<span style="color:rgb(106,153,85)">;</span></div><div> ipv6 {</div><div> next hop self<span style="color:rgb(106,153,85)">;</span></div><div> import all<span style="color:rgb(106,153,85)">;</span></div><div> <span style="color:rgb(106,153,85)"># import filter {</span></div><div> <span style="color:rgb(106,153,85)"># if is_bogon_asn() then {</span></div><div> <span style="color:rgb(106,153,85)"># print "is bogon asn", net, " for ASN ", bgp_path.last;</span></div><div> <span style="color:rgb(106,153,85)"># reject;</span></div><div> <span style="color:rgb(106,153,85)"># }</span></div><div> <span style="color:rgb(106,153,85)"># if is_bogon_prefix() then {</span></div><div> <span style="color:rgb(106,153,85)"># print "is bogon prefix", net, " for ASN ", bgp_path.last;</span></div><div> <span style="color:rgb(106,153,85)"># reject;</span></div><div> <span style="color:rgb(106,153,85)"># }</span></div><div> <span style="color:rgb(106,153,85)"># if my_opt_prefix() then bgp_path.prepend(LOCAL_ASN);</span></div><div> <span style="color:rgb(106,153,85)"># accept;</span></div><div> <span style="color:rgb(106,153,85)"># };</span></div><div> export filter {</div><div> if my_opt_prefix() then bgp_path.prepend(LOCAL_ASN)<span style="color:rgb(106,153,85)">;</span></div><div> if bgp_export_all() then accept<span style="color:rgb(106,153,85)">;</span></div><div> reject<span style="color:rgb(106,153,85)">;</span></div><div> }<span style="color:rgb(106,153,85)">;</span></div><div> }<span style="color:rgb(106,153,85)">;</span></div><div>}</div></div></div><div><font face="monospace"><br></font></div><div><font face="monospace">And the log</font></div><div><span style="font-family:monospace"><span style="color:rgb(0,0,0)">Jul 28 12:16:38 archlinux bird[71587]: </span><span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:38 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:38 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:38 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:40 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:40 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:43 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:43 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:43 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:44 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:45 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:45 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:45 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:47 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:47 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:47 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:47 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:48 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><span style="color:rgb(0,0,0)">
</span><br>Jul 28 12:16:48 archlinux bird[71587]: <span style="font-weight:bold;color:rgb(215,215,95)">Kernel dropped some netlink messages, will resync on next scan.</span><br><span style="color:rgb(0,0,0)">
</span><br></span></div><div><span style="font-family:monospace"><br></span></div><div><span style="font-family:monospace">And the vserver at ll_ix.and log on this server is just about rpki.</span></div><div><div style="color:rgb(212,212,212);background-color:rgb(30,30,30);font-family:"Droid Sans Mono",monospace,monospace,"Droid Sans Fallback";font-size:14px;line-height:19px;white-space:pre"><div>template bgp tpl_ibgp {</div><div> local as LOCAL_ASN<span style="color:rgb(106,153,85)">;</span></div><div> rr client<span style="color:rgb(106,153,85)">;</span></div><div> direct<span style="color:rgb(106,153,85)">;</span></div><div> ipv6 {</div><div> next hop self<span style="color:rgb(106,153,85)">;</span></div><div><span style="color:rgb(106,153,85)"># import all;</span></div><div> import filter {</div><div> if is_bogon_asn() then {</div><div> print <span style="color:rgb(206,145,120)">"is bogon asn"</span>, net, <span style="color:rgb(206,145,120)">" for ASN "</span>, bgp_path.last<span style="color:rgb(106,153,85)">;</span></div><div> reject<span style="color:rgb(106,153,85)">;</span></div><div> }</div><div> if is_bogon_prefix() then {</div><div> print <span style="color:rgb(206,145,120)">"is bogon prefix"</span>, net, <span style="color:rgb(206,145,120)">" for ASN "</span>, bgp_path.last<span style="color:rgb(106,153,85)">;</span></div><div> reject<span style="color:rgb(106,153,85)">;</span></div><div> }</div><div> if my_opt_prefix() then bgp_path.prepend(LOCAL_ASN)<span style="color:rgb(106,153,85)">;</span></div><div> accept<span style="color:rgb(106,153,85)">;</span></div><div> }<span style="color:rgb(106,153,85)">;</span></div><div> export filter {</div><div> if my_opt_prefix() then bgp_path.prepend(LOCAL_ASN)<span style="color:rgb(106,153,85)">;</span></div><div> if bgp_export_all() then accept<span style="color:rgb(106,153,85)">;</span></div><div> reject<span style="color:rgb(106,153,85)">;</span></div><div> }<span style="color:rgb(106,153,85)">;</span></div><div> }<span style="color:rgb(106,153,85)">;</span></div><div>}</div></div></div><div><br></div><div><font face="monospace"><br></font></div><div><font face="monospace">Under what circumstances BGP import will only be "</font><span style="color:rgb(0,0,0);font-family:monospace">ignored?</span></div><div><font face="monospace">"</font>I think this is the problem.</div><div><br></div><div>Could soamone help me ? thanks.</div><div><span style="font-family:monospace"><br></span></div></div>