Hold time expired error

[dave seddon]

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" <joinajay1 at 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 <joinajay1 at 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 <janvier.r at ricta.org.rw>
>> wrote:
>>
>>> Find my comments in red.
>>>
>>>
>>>
>>> Thanks
>>>
>>>
>>>
>>> Regards,
>>>
>>>
>>>
>>> Janvier R.
>>>
>>>
>>>
>>> *From:* Bird-users [mailto:bird-users-bounces at network.cz] *On Behalf Of
>>> *Jonathan Stewart
>>> *Sent:* Thursday, August 3, 2017 4:06 PM
>>> *To:* Ajai Kumar <joinajay1 at gmail.com>
>>> *Cc:* bird <bird-users at 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 <joinajay1 at 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.
>
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