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Disclaimer: This manual is NOT a Squid tutorial. It is only a reference material that provides detailed explanation of all configuration parameters available in Squid 2.4. The reader is expected to have prior knowledge of basic Squid installation and configuration. For Complete tutorial on Squid, please visit http://www.squid-cache.org

Squid 2.4 Configuration Manual Squid 3.0 Configuration Manual Table of contents

Network Parameters http_port icp_port htcp_port mcast_groups udp_incoming_address udp_outgoing_address Logfile pathnames and cache directory cache_dir cache access_log cache_log cache_store_log cache_swap_log emulate_httpd_log on|off log_ip_on_direct mime_table log_mime_hdrs on|off user agent_log referer_log pid_filename debug_options log_fqdn on|off client_netmask Options for tuning the cache wais_relay_host wais_relay_port request_header_max_size request_body_max_size refresh_pattern refresh_age quick_abort_min quick_abort_max quick_abort_pct negative_ttl positive_dns_ttl negative_dns_ttl range_offset_limit Timeouts connect_timeout peer_connect_timeout site_select_timeout read_timeout request_timeout client_lifetime half_closed_clients pconn_timeout ident_timeout shutdown_lifetime Miscellaneous dns_testnames logfile_rotate append_domain tcp_recv_bufsize err_html_text deny_info memory_pools memory_pools_limit forwarded_for log_icp_queries icp_hit_stale minimum_direct_hops minimum_direct_rtt cachemgr_passwd store_avg_object_size store_objects_per_bucket client_db netdb_low netdb_high netdb_ping_period query_icmp test_reachability buffered_logs reload_into_ims always_direct never_direct anonymize_headers fake_user_agent icon_directory error_directory minimum_retry_timeout maximum_single_addr_tries snmp_port snmp_access snmp_incoming_address snmp_outgoing_address as_whois_server wccp_router wccp_version wccp_incoming_address wccp_outgoing_address Options which affect the cache size cache_mem cache_swap_low cache_swap_high maximum_object_size minimum_object_size maximum_object_size_in_memory ipcache_size ipcache_low ipcache_high fqdncache_size cache_replacement_policy memory_replacement_policy Administrative parameters cache_mgr cache_effective_user cache_effective_group visible_hostname unique_hostname hostname_aliases Options which affect the neighbour selection algorithm cache_peer cache_peer_domain neighbor_type_domain icp_query_timeout maximum_icp_query_timeout mcast_icp_query_timeout dead_peer_timeout hierarchy_stoplist no_cache Options for cache registration services announce_period announce_host announce_port announce_file Options for external support programs ftp_user ftp_list_width ftp_passive cache_dns_program dns_children dns_retransmit_interval dns_timeout dns_defnames dns_nameservers unlinkd_program pinger_program redirect_program redirect_children redirect_rewrites_host_header redirector_access authenticate_program authenticate_children authenticate_ttl authenticate_ip_ttl authenticate_ip_ttl_is_strict Access controls acl http_access icp_access miss_access cache_peer_access proxy_auth_realm ident_lookup_access Delay pool parameters delay_pools delay_class delay_access delay_parameters delay_initial_bucket_level incoming_icp_average incoming_http_average incoming_dns_average min_icp_poll_cnt min_dns_poll_cnt min_http_poll_cnt max_open_disk_fds offline_mode uri_whitespace broken_posts mcast_miss_addr mcast_miss_ttl mcast_miss_port mcast_miss_encode_key nonhierarchical_direct prefer_direct strip_query_terms coredump_dir redirector_bypass ignore_unknown_nameservers digest_generation digest_bits_per_entry digest_rebuild_period digest_rewrite_period digest_swapout_chunk_size digest_rebuild_chunk_percentage chroot client_persistent_connections server_persistent_connections pipeline_prefetch extension_methods high_response_time_warning high_page_fault_warning high_memory_warning store_dir_select_algorithm ie_refresh httpd-accelerator options httpd_accel_host httpd_accel_port httpd_accel_single_host httpd_accel_with_proxy http_accel_uses_host_header Glossary The Glossary provides a general explanation for various terms used in this guide.