Таймаут для некоторых серверов. В частности (ВСЁ ЧЕРЕЗ WEB ИНТЕРФЕЙС) : при проверки любой почты, при отправке sms, при поиске, регистрации на сайте. Через виндовую проксю этих симптомов НЕТ. Настройка iptables: iptables -F

Конфиг: http_port 3128 cache_peer 10.13.200.151 parent 3128 0 no-query #===CACHE===# #hierarchy_stoplist cgi-bin ? mail #hierarchy_stoplist avi sex porno acl QUERY urlpath_regex cgi-bin \? mail icq no_cache deny QUERY #===========# auth_param basic children 5 auth_param basic realm Squid proxy-caching web server auth_param basic credentialsttl 2 hours #===========# refresh_pattern ^ftp 1440 20% 10080 refresh_pattern ^gopher 1440 0% 1440 refresh_pattern . 0 20% 4320 #===========# dns_nameservers 10.13.200.151 #====ACL====# acl all src 0.0.0.0/0.0.0.0 acl manager proto cache_object acl localhost src 127.0.0.1/255.255.255.255 acl to_localhost dst 127.0.0.0/8 acl 406 src 10.0.10.0 #---PORTS---# acl SSL_ports port 443 563 acl Safe_ports port 80 21 443 563 1025-65535 acl CONNECT method CONNECT #-=-=-=-=-=-# http_access allow localhost http_access allow manager localhost http_access deny manager http_access allow 406 http_access allow CONNECT Safe_ports http_access allow CONNECT SSL_ports #http_access deny !Safe_ports #http_access deny CONNECT !SSL_ports http_access deny all http_reply_access allow all #==LOGFILE==# cache_access_log /var/log/squid/access.log cache_log /dev/null cache_store_log /dev/null #===========# icp_access allow all ##------------## cache_mgr MCNet ##------------## #===========# coredump_dir /var/spool/squid