[Bro] Quick question on conn tracking

Daniel Guerra daniel.guerra69 at gmail.com
Thu Sep 29 09:15:10 PDT 2016


It seems to pop up with a few types of history .. here RSTRH
104.70.5.52 (akemai/itunes) has ^fR
 

> On 29 Sep 2016, at 17:31, James Lay <jlay at slave-tothe-box.net> wrote:
> 
> On 2016-09-28 20:29, Seth Hall wrote:
>>> On Sep 28, 2016, at 3:51 PM, James Lay <jlay at slave-tothe-box.net> 
>>> wrote:
>>> 
>>> 2016-09-28T12:29:39-0600  192.168.1.101   44083   31.13.76.101    443  
>>>   tcp     ssl     0.214346        460     170     S1      T       F   
>>>    0       ShADad  8 884      7       542     (empty) -
>>> 
>>> 2016-09-28T12:44:39-0600  192.168.1.101   44083   31.13.76.101    443  
>>>   tcp     -       0.016678        31      0       RSTRH   T       F   
>>>    0       fDrAr   2 135      3       132     (empty) -
>> 
>> Wow, you're actually seeing 15 minute where there are no packets seen
>> in the connection?  I'm surprised that Facebook has such a long
>> timeout on their frontend web servers.  I would expect that a timeout
>> that long would actually cause quite a few middle boxes quite a bit of
>> consternation as well. :)
>> 
>>  .Seth
>> 
>> --
>> Seth Hall
>> International Computer Science Institute
>> (Bro) because everyone has a network
>> http://www.bro.org/
> 
> Heh....spotify is even worse :P
> 
> notice.log:1475161562.899483    CPEyXm4oD4iu0xu4v1      192.168.1.101   
> 42263   193.235.203.66  4070    -       -       -       tcp     
> LongConnection::found    192.168.1.101 -> 193.235.203.66:4070/tcp 
> remained alive for longer than 49m42s  2981.66 192.168.1.101   
> 193.235.203.66  4070    -       bro     Notice::ACTION_LOG       
> 3600.000000     F       -       -       -       -       -
> 
> CRAZYTOWN!
> 
> James
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