We're using a intranet -> squid -> Dansguardian -> squid -> Internet setup to filter the traffic for viruses This must be the cause for this warning: Aug 27 23:18:46 proxy-cvk-2 squid[27921]: WARNING: Forwarding loop detected for: Client: 127.0.0.1 http_port: 127.0.0.1:8888 GET http://127.0.0.1/squid-internal-periodic/store_digest HTTP/1.0^M Accept: application/cache-digest^M Accept: text/html^M Host: 127.0.0.1:3129^M Via: 0.0 wlan-proxy.charite.de:3128 (squid/2.6.STABLE3), 1.0 proxy-cvk-2-nocache.charite.de:8888 (squid/2.6.STABLE3)^M X-Forwarded-For: unknown, unknown, 127.0.0.1^M Cache-Control: max-age=259200^M Connection: keep-alive^M X-Forwarded-For: unknown, unknown, 127.0.0.1^M ^M Aug 27 23:18:46 proxy-cvk-2 squid[27916]: temporary disabling (Not Found) digest from 127.0.0.1 How can I prevent the internal stuff from being forwarded to the parent_proxy? -- Ralf Hildebrandt (i.A. des IT-Zentrums) Ralf.Hildebrandt@xxxxxxxxxx Charite - Universitätsmedizin Berlin Tel. +49 (0)30-450 570-155 Gemeinsame Einrichtung von FU- und HU-Berlin Fax. +49 (0)30-450 570-962 IT-Zentrum Standort CBF send no mail to spamtrap@xxxxxxxxxx