Perhaps you can get a pcap of what's happening? Capturing just the bgp should be pretty small pcap.
On Aug 5, 2017 7:37 PM, "Ajai Kumar" <joinaj...@gmail.com> wrote: > Dear All, > Looking forward for your support on issue reported in appended mail. > Regards, > Ajai Kumar > > On 4 August 2017 at 10:50, Ajai Kumar <joinaj...@gmail.com> wrote: > >> Dear All, >> >> >> I am suspecting issue on bird,pls refer response are >> >> Question: you cannot ping across your IX, you need to look lower than >> BIRD to figure out the problem. >> >> >> Ans: Yes I can ping the IP from switch connected to bird server. However >> not able to ping from bird server. >> >> >> >> Question: I would try to answer questions like: Is ARP resolving IPs to >> MACs? >> >> Ans: Yes ARP is resolving IPs to MACS >> >> >> >> Question: Is the problem isolated to a single BIRD server only? >> >> Yes the problem occurs now on new one I am installing, the other BIRD >> installed later are working properly >> >> Question: We are using BIRD 1.3.9. Can you confirm which version of >> bird does not have this issues. >> >> >> Question Is it only IPv4 problem only, >> >> Yes it is an IPv4 problem, >> >> >> or IPv6 as well? >> >> Looking forward for your help pls. >> >> Regards, >> Ajai Kumar >> >> On 3 August 2017 at 21:02, Janvier Rwakagabo <janvie...@ricta.org.rw> >> wrote: >> >>> Find my comments in red. >>> >>> >>> >>> Thanks >>> >>> >>> >>> Regards, >>> >>> >>> >>> Janvier R. >>> >>> >>> >>> *From:* Bird-users [mailto:bird-users-boun...@network.cz] *On Behalf Of >>> *Jonathan Stewart >>> *Sent:* Thursday, August 3, 2017 4:06 PM >>> *To:* Ajai Kumar <joinaj...@gmail.com> >>> *Cc:* bird <bird-users@network.cz> >>> *Subject:* Re: Hold time expired error >>> >>> >>> >>> If you cannot ping across your IX, you need to look lower than BIRD to >>> figure out the problem. >>> >>> I can ping the IP through IX >>> >>> >>> >>> >>> >>> I would try to answer questions like: Is ARP resolving IPs to MACs? >>> >>> Yes ARP is resolving IPs to MACS >>> >>> >>> >>> Is the problem isolated to a single BIRD server only? >>> >>> Yes the problem occurs now on new one I am installing, the other BIRD >>> installed later are working properly >>> >>> >>> >>> Is it only IPv4 problem only, >>> >>> Yes it is an IPv4 problem, >>> >>> >>> >>> or IPv6 as well? >>> >>> >>> >>> If you can answer some of these questions, you'll get closer to finding >>> the root cause, I expect. >>> >>> >>> >>> Cheers, >>> >>> Jonathan >>> >>> >>> >>> >>> >>> >>> >>> On Thu, Aug 3, 2017 at 2:25 AM, Ajai Kumar <joinaj...@gmail.com> wrote: >>> >>> Dear All, >>> >>> We are facing problem with few peers in our IX. Frequently they get >>> Hold Timer Expired Error and they are not able to ping our route server IP. >>> After shut no shut this problem resolves for sometime. One log message >>> appended >>> >>> >>> bgp_hold_timeout:4690: NOTIFICATION sent to X.X.X.X (External AS >>> 132953): code 4 (Hold Timer Expired Error), Reason: holdtime expired for >>> X.X.X.X (External AS 132953), socket buffer sndcc: 57 rcvcc: 0 TCP state: >>> 4, snd_una: 728368567 snd_nxt: 728368624 snd_wnd: 15744 rcv_nxt: 429172199 >>> rcv_adv: 429188583, hold timer out 90s, hold timer remain 0s >>> >>> Requesting for help pls. >>> >>> Regards, >>> >>> Ajai Kumar >>> >>> -- >>> >>> >>> (M) +91-9868477444 <+91%2098684%2077444> >>> Skype ID:erajay >>> P-mail: joinajay1 at gmail.com >>> ................................. >>> Please don't print this email unless you really need to. This will >>> preserve trees on our planet. >>> >>> >>> >>> >>> >>> -- >>> >>> Jonathan >>> >> >> >> >> -- >> >> (M) +91-9868477444 <098684%2077444> >> Skype ID:erajay >> P-mail: joinajay1 at gmail.com >> ................................. >> Please don't print this email unless you really need to. This will >> preserve trees on our planet. >> > > > > -- > > (M) +91-9868477444 <+91%2098684%2077444> > Skype ID:erajay > P-mail: joinajay1 at gmail.com > ................................. > Please don't print this email unless you really need to. This will > preserve trees on our planet. >
