Hello all, I'm using souid-2.6-STABLE3 on a windows machine in accelerator mode. All are working fine, but not the IIS or Exchange2003 login. Login works if I don't use squid. Could someone give me help. Thanks Michael above my squid.conf ---- squid.conf -------- http_port 192.168.0.82:80 vhost vport=80 cache_peer 192.168.0.110 parent 80 0 no-query originserver name=crm cache_peer 192.168.0.225 parent 80 0 no-query no-digest originserver name=msmail #cache_peer 192.168.0.110 parent 80 0 no-query originserver name=crm #cache_peer_domain crm crm.asd-edv.biz cache_peer 192.168.0.225 parent 80 0 no-query originserver name=windows #cache_peer 192.168.0.225 parent 80 0 no-query originserver name=windows #cache_peer_domain windows windows.asd-edv.biz cache_peer 192.168.0.226 parent 80 0 no-query originserver name=fedora #cache_peer 192.168.0.226 parent 80 0 no-query originserver name=fedora #cache_peer_domain fedora fedora.asd-edv.biz hierarchy_stoplist cgi-bin ? acl QUERY urlpath_regex cgi-bin \? cache deny QUERY acl apache rep_header Server ^Apache broken_vary_encoding allow apache access_log c:/squid/var/logs/access.log squid # cache_log c:/squid/var/logs/cache.log # cache_store_log c:/squid/var/logs/store.log refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 refresh_pattern . 0 20% 4320 #Recommended minimum configuration: 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 crm.asd-edv.biz dstdomain crm.asd-edv.biz acl windows.asd-edv.biz dstdomain windows.asd-edv.biz acl fedora.asd-edv.biz dstdomain fedora.asd-edv.biz acl msmail.asd-edv.biz dstdomain msmail.asd-edv.biz acl SSL_ports port 443 563 acl Safe_ports port 80 # http acl Safe_ports port 21 # ftp acl Safe_ports port 443 563 # https, snews acl Safe_ports port 70 # gopher acl Safe_ports port 210 # wais acl Safe_ports port 1025-65535 # unregistered ports acl Safe_ports port 280 # http-mgmt acl Safe_ports port 488 # gss-http acl Safe_ports port 591 # filemaker acl Safe_ports port 777 # multiling http acl CONNECT method CONNECT http_access allow manager localhost http_access deny manager http_access deny !Safe_ports http_access deny CONNECT !SSL_ports acl our_networks src 192.168.0.0/24 192.168.1.0/24 #never_direct allow all http_access deny crm.asd-edv.biz http_access allow windows.asd-edv.biz http_access allow fedora.asd-edv.biz http_access allow msmail.asd-edv.biz http_access allow our_networks http_access allow all http_reply_access allow all icp_access allow all cachemgr_passwd none cache_peer_access crm allow crm.asd-edv.biz cache_peer_access windows allow windows.asd-edv.biz cache_peer_access fedora allow fedora.asd-edv.biz cache_peer_access msmail allow msmail.asd-edv.biz coredump_dir c:/squid/var/cache visible_hostname asd-edv.biz # requests from older IE versions to check the origin server #Default: # ie_refresh off extension_methods SEARCH PROPFIND PROPPATCH MKCOL MOVE BMOVE DELETE BDELETE #debug_options All,9