i-bgp neighbor not coming up

[Alexander Zubkov]

Hi,

Check that R2 is actually listening the port. And that port is not
blocked in your firewall.

On Thu, Jan 24, 2019 at 4:16 PM Shahan Agha <shahan.agha92 at gmail.com> wrote:
>
> Hi All,
>
> I am facing something very strange from almost a week now. I have multiple i-bgp neighbors which are working just fine.
>
> # birdc show protocols
> bgp_r4 BGP      master   up     2019-01-21  Established
> bgp_r3 BGP      master   up     2019-01-21  Established
> bgp_r2 BGP      master   start  15:04:30    Active        Socket: Connection refused
>
> There as in issue with only one of them. It did work initially but for some reason it is now down since a few days. I have tried everything in my knowledge but have failed to bring it to work again.
>
> Below are the configurations:
>
> # R-1 #
> protocol bgp bgp_r1 {
>         # disabled;
>         debug { states, routes, filters, interfaces, events };
>         router id 10.10.2.1;
>         local as 65001;
>         neighbor 10.10.2.2 as 65001;
>         next hop self;
>         direct;
> }
>
> # R-2 #
> protocol bgp bgp_r2 {
>         # disabled;
>         debug { states, routes, filters, interfaces, events };
>         router id 10.10.2.2;
>         local as 65001;
>         neighbor 10.10.2.1 as 65001;
>         next hop self;
>         direct;
> }
>
> Any idea what can be the possible reason behind this?
>
> Thanks,
> Shahan
>
>