hi paul where will i find parameter to the full hostname of your cache i was configuring squid-2.5.STABLE5-4.fc2 /usr/sbin/squid -z after typing this command. an error message came up. below is the error message. FATAL: Could not determine fully qualified hostname. Please set 'visible_hostname' --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.773 / Virus Database: 520 - Release Date: 10/5/2004