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Date: Tue, 16 Dec 2008 12:27:59 +0300
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Андрей Новосёлов пишет:
>>> telnet www.abbris.ru 80
>>> Trying 195.208.0.4...
>>> telnet: connect to address 195.208.0.4: Connection timed out
>>>       
>> Посмотрите сетевые настройки. Сервер и саит работают.
>>     
>
> Я написал своему провайдеру, вот, что от них получается:
>
> Видимо на ресурсе проблемы с самим сервисом т.к. при полноценной 
> доступности icmp даже критичной длины
> [andrey@raider]~$ traceroute -P icmp www.abbris.ru 1501
> traceroute to www.abbris.ru (195.208.0.4), 64 hops max, 1501 byte 
> packets
>  1  r1-ae0-11.ua-kiev.datagroup.ua (80.91.160.17)  0.917 ms  
> 0.780 ms  0.613 ms
>  2  tr1-v454.de-fra.datagroup.ua (80.91.160.206)  31.226 ms  
> 31.184 ms  31.353 ms
>  3  cr02.frf02.pccwbtn.net (80.81.192.50)  239.545 ms  215.608 ms  
> 228.557 ms
>  4  ttc.TenGE12-1.br02.ams01.pccwbtn.net (63.218.65.22)  39.565 
> ms  39.235 ms  40.978 ms
>  5  SkyMedia-gw.transtelecom.net (217.150.46.185)  90.634 ms  
> 90.264 ms  90.166 ms
>  6  mapripn-gw.netflow.ru (88.212.194.70)  96.277 ms  95.986 ms  
> 95.694 ms
>  7  * * *
>  8  KHOUSE-H1.nic.ru (193.232.226.130)  96.892 ms  96.893 ms  
> 96.790 ms
>  9  carp.http.nic.ru (195.208.0.4)  97.033 ms  97.05
>
> Имеем
> [andrey@raider]~$ telnet www.abbris.ru www
> Trying 195.208.0.4...
> telnet: connect to address 195.208.0.4: Operation timed out
> telnet: Unable to connect to remote host
>
>   

Если icmp и udp проходят, а tcp нет, то проблема (99%)
в маршрутизации ("треугольный маршрут").


-- 
Vladimir Kholmanov
fmfm@mmascience.ru
fmfm@mma.ru