Ibgp Problem
Alexander Zubkov
green at qrator.net
Tue Nov 8 09:06:28 CET 2022
Hi,
Is the problem that you have unreachable routes? You might need to
enable a direct protocol. Please provide "show route all" from bird.
On Tue, Nov 8, 2022 at 3:10 AM Linux_Adm via Bird-users
<bird-users at trubka.network.cz> wrote:
>
>
> Hi
> Kernel version is:
> Linux ks3353128 5.10.0-15-amd64 #1 SMP Debian 5.10.120-1 (2022-06-09) x86_64 GNU/Linux
>
> Bird Configuration:
>
> log syslog all;
> log "/var/log/bird.log" { debug, trace, info, remote, warning, error, auth, fatal, bug };
>
> router id MYIP;
>
> debug protocols all;
>
> define my_asn = MYASN;
> protocol device {
> scan time 10;
> }
>
> protocol direct {
> disabled; # Disable by default
> ipv4; # Connect to default IPv4 table
> ipv6; # ... and to default IPv6 table
> }
>
>
> protocol kernel {
> ipv6 { export where source != RTS_STATIC; };
> }
>
> protocol static {
> ipv6; # Again, IPv4 channel with default options
>
> }
>
> function is_martian_v6(){
> return net ~ [ ::/96, ::/128, ::1/128, ::ffff:0.0.0.0/96+, ::224.0.0.0/100+, ::127.0.0.0/104+,
> ::0.0.0.0/104+, ::255.0.0.0/104+, 0000::/8+, 0200::/7+, 3ffe::/16+, 2001:db8::/32+,
> 2002:e000::/20+, 2002:7f00::/24+, 2002:0000::/24+, 2002:ff00::/24+, 2002:0a00::/24+,
> 2002:ac10::/28+, 2002:c0a8::/32+, fc00::/7+, fe80::/10+, fec0::/10+, ff00::/8+ ];
> }
>
> protocol static my_routes {
> ipv6;
> route MYNETWORK/48 reject;
> }
>
> filter export_my_routes {
> if is_martian_v6() then reject;
> if proto = "my_routes" then {
> accept;
> }
> reject;
> }
>
>
> protocol bgp iBGP_INSTANCE {
> local LOCALIP as MYAS;
> neighbor NEIGIP as MYAS;
> keepalive time 5;
> graceful restart;
> ipv6 {
> next hop self;
> cost 50;
> import all;
> };
>
> }
>
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