After i execute service squid start it take really long time to start and in the end i get notification failed. But, it actually started (i see process and reverse proxy is working). I am only using squid as reverse proxy. This is my config: logformat combined %>a %[ui %[un [%tl] "%rm %ru HTTP/%rv" %>Hs %<st "%{Referer}>h" "%{User-Agent}>h" %Ss:%Sh pid_filename /var/run/squidext.pid httpd_suppress_version_string on cache_mgr nomail_address_given #visible_hostname webmail.codimensions.com via off forwarded_for transparent ssl_unclean_shutdown on # Internet connectors https_port 443 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=webmai l.codimensions.com vhost https_port 443 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=portal .codimensions.com vhost https_port 443 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=crm.co dimensions.com vhost https_port 444 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=crm.co dimensions.com vhost https_port 443 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=autodi scover.codimensions.com vhost https_port 443 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=meet.c odimensions.com vhost https_port 443 accel cert=/etc/squid/certs/codimensions/codimensions.crt key=/etc/squid/certs/codimensions/codimensions.key defaultsite=ts.cod imensions.com vhost http_port 80 accel defaultsite=www.codimensions.com vhost http_port 80 accel defaultsite=www.continuitytrain.com vhost http_port 80 accel defaultsite=continuitytrain.com vhost http_port 80 accel defaultsite=codimensions.com vhost # destination server cache_peer 10.10.20.33 parent 443 0 ssl ssldomain=webmail.codimensions.com sslcafile=/etc/squid/certs/codimensions/codimensions.crt proxy-only no -query no-digest front-end-https=on originserver login=PASS connection-auth=on name=exchange forceddomain=webmail.codimensions.com cache_peer 10.10.20.53 parent 443 0 ssl ssldomain=webmail.codimensions.com sslcafile=/etc/squid/certs/codimensions/codimensions.crt no-query origi nserver ssl sslflags=DONT_VERIFY_PEER,DONT_VERIFY_DOMAIN name=crm1 cache_peer 10.10.20.53 parent 444 0 ssl ssldomain=webmail.codimensions.com sslcafile=/etc/squid/certs/codimensions/codimensions.crt no-query origi nserver ssl sslflags=DONT_VERIFY_PEER,DONT_VERIFY_DOMAIN name=crm2 cache_peer 10.10.20.37 parent 443 0 ssl ssldomain=webmail.codimensions.com sslcafile=/etc/squid/certs/codimensions/codimensions.crt no-query origi nserver login=PASS ssl sslflags=DONT_VERIFY_PEER,DONT_VERIFY_DOMAIN name=sharepoint cache_peer 10.10.20.41 parent 443 0 ssl ssldomain=webmail.codimensions.com sslcafile=/etc/squid/certs/codimensions/codimensions.crt no-query origi nserver login=PASS ssl sslflags=DONT_VERIFY_PEER,DONT_VERIFY_DOMAIN name=ts cache_peer 10.10.20.34 parent 443 0 ssl ssldomain=webmail.codimensions.com sslcafile=/etc/squid/certs/codimensions/codimensions.crt no-query origi nserver ssl sslflags=DONT_VERIFY_PEER,DONT_VERIFY_DOMAIN name=meet cache_peer 10.10.20.90 parent 80 0 no-query originserver name=apache acl CODOMmail dstdomain webmail.codimensions.com autodiscover.codimensions.com acl CODOMportal dstdomain portal.codimensions.com acl CODOMcrm dstdomain crm.codimensions.com acl CODOMts dstdomain ts.codimensions.com acl CODOMmeet dstdomain meet.codimensions.com acl CODOMapache1 dstdomain www.codimensions.com acl CODOMapache2 dstdomain www.continuitytrain.com acl CODOMapache3 dstdomain .continuitytrain.com acl CODOMapache4 dstdomain .codimensions.com never_direct allow CODOMmail never_direct allow CODOMportal never_direct allow CODOMcrm never_direct allow CODOMts never_direct allow CODOMmeet never_direct allow CODOMapache1 never_direct allow CODOMapache2 never_direct allow CODOMapache3 never_direct allow CODOMapache4 http_access allow CODOMmail http_access allow CODOMportal http_access allow CODOMcrm http_access allow CODOMts http_access allow CODOMmeet http_access allow CODOMapache1 http_access allow CODOMapache2 http_access allow CODOMapache3 http_access allow CODOMapache4 http_access deny all cache_peer_access exchange allow CODOMmail cache_peer_access sharepoint allow CODOMportal cache_peer_access crm1 allow CODOMcrm cache_peer_access crm2 allow CODOMcrm cache_peer_access ts allow CODOMts cache_peer_access meet allow CODOMmeet cache_peer_access apache allow CODOMapache1 cache_peer_access apache allow CODOMapache2 cache_peer_access apache allow CODOMapache3 cache_peer_access apache allow CODOMapache4 cache_peer_access exchange deny all cache_peer_access sharepoint deny all cache_peer_access crm1 deny all cache_peer_access crm2 deny all cache_peer_access ts deny all cache_peer_access meet deny all cache_peer_access apache deny all # eof