On 28/07/2015 8:38 a.m., Mike wrote: > Running into an issue, using the squid.conf entry > dns_nameservers 72.x.x.x 72.x.y.y > > These are different servers (under our control) for the purpose of > filtering than listed in resolv.conf (which are out of our control, used > for server IP routing by upstream host). > > The problem we found like this weekend is if the primary listed dns > server is unavailable, squid fails to use the secondary listed server. > Instead it displays the "unable to connect" type messages with all > websites. Details please. How do you know the secondary is not even being tried? What is Squid getting back from the primary when its "down" ? or just dns_timeout being hit? Add this to squid.conf to get a cache.log trace of the DNS activity: debug_options 78,6 Amos _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users