Hi
Try set „multihop 10” for example.
> Wiadomość napisana przez Marek Królikowski w dniu
> 08.08.2017, o godz. 17:57:
>
> Hello guys,
> I buy VPS with BGP and try setup BGP session but got strange problem.
> VPS support send me this information to setup session:
> "Please peer with 185.144.XXX.YYY, you will need to enable eBGP multihop.
> Our ASN is .
> The IPv6 peer address is 2a04:9dc0:XX:YYY::1"
>
> My bird configuration looks like this:
> ---
> router id 85.204.XXX.YYY;
> # debug protocols all;
> protocol device {
> scan time 10;
> }
>
> protocol static {
>route 2a04:9dc0:XX:YYY::1/128 via "eth0";
> }
>
> protocol kernel {
>device routes;
>import none;
>scan time 15;
>export filter {
>if net = 2a04:9dc0:XX:YYY::1/128 then reject;
>if source = 2a04:9dc0:XX:YYY::1/128 then reject;
>accept;
>};
> }
>
> protocol bgp Romania
> {
>description "Romania link local";
>local as Y;
>source address 2a04:9dc0:X:YY::f0;
>graceful restart on;
>default bgp_local_pref 200;
>multihop 2;
>neighbor 2a04:9dc0:XX:YYY::1 as ;
>import filter {
>if net = 2a04:9dc0:XX:YYY::1/128 then reject;
>if source = 2a04:9dc0:XX:YYY::1/128 then reject;
>if bgp_path.len > 49 then reject;
>accept;
>};
>export filter {
>if net = 2a07:1c44:3511::/48 then accept;
>reject;
> };
> }
> ---
>
> In logs got it:
> Aug 8 16:21:41 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:24:02 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:27:07 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:35:58 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:37:25 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:39:27 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:41:57 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 16:56:19 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:00:29 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:06:10 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:09:58 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:13:01 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:15:08 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:18:15 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:22:58 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:29:17 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:31:49 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:35:17 ro-bgp bird6: Romania: Error: Hold timer expired
> Aug 8 17:40:08 ro-bgp bird6: Romania: Error: Hold timer expired
>
>
> root@bgp:~# birdc6 show protocols all Romania
> BIRD 1.6.3 ready.
> name prototablestate since info
> Romania BGP master up 16:22:37Established
> Description:Romania link local
> Preference: 100
> Input filter: (unnamed)
> Output filter: (unnamed)
> Routes: 11560 imported, 5 exported, 11560 preferred
> Route change stats: received rejected filteredignored
> accepted
>Import updates: 11560 0 0 0
> 11560
>Import withdraws:0 0--- 0
> 0
>Export updates: 11586 11560 21---
> 5
>Export withdraws:0---------
> 0
> BGP state: Established
>Neighbor address: 2a04:9dc0:XX:YYY::1
>Neighbor AS:
>Neighbor ID: 185.144.
>Neighbor caps:refresh restart-aware AS4
>Session: external multihop AS4
>Source address: 2a04:9dc0:X:YY::f0;
>Hold timer: 27/90
>Keepalive timer: 23/30
>
> root@bgp:~# birdc6 show protocols all Romania
> BIRD 1.6.3 ready.
> name prototablestate since info
> Romania BGP master start 16:24:05Idle BGP Error: Hold
> timer expired
> Description:Romania link local
> Preference: 100
> Input filter: (unnamed)
> Output filter: (unnamed)
> Routes: 0 imported, 0 exported, 0 preferred
> Route change stats: received rejected filteredignored
> accepted
>Import updates: 0 0 0 0
> 0
>Import withdraws:0 0--- 0
> 0
>Export updates: 0 0 0---
> 0
>Export withdraws:0---------
> 0
> BGP state: Idle
>Neighbor address: 2a04:9dc0:XX:YYY::1
>Neighbor AS:
>Error wait: 57/120
>Last error: BGP Error: Hold timer expired
>
>
> Best Regards
> Marek Krolikowski
>
>
