On 23 Nov 2010 16:03:00 +0100, "Helmut Hullen" <Hullen@xxxxxxxxxxx> wrote: > Hallo, Amos, > > Du meintest am 22.11.10: > >>>> Turn of "offline_mode" if you have it set in squid.conf. Despite >>>> the name, it only causes aggressive caching to be done. > >>> But what shall I do with a squid installation in a boarding school >>> ("Internat", many pupils have their own computer(s)) where the >>> connection into the internet is cut from midnight to 6:00? >>> >>> "squid" mourns on and on that the DNS is unreachable (and that's >>> right ...). > > >> Make yourself a custom error page template explaining the situation. >> Then use a deny_info line to supply it when a time-based ACL at the >> top of the http_access list matches your offline times. No DNS or >> external network connection involved. > > May be I do something wrong - but my ACL doesn't help. > <snip> > > ------------- /etc/squid/conf.d/schlafen.conf -------------- > > acl Schlafzeit time 00:00-05:59 > http_access allow !Schlafzeit This is an "allow" line. It make the decision between ALLOW or CONTINUE. What you need is a "deny line. To make the decision between DENY or CONTINUE. Use: http_access deny Schlafzeit Amos