Hello Amos, On Wed, Jul 20, Amos Jeffries wrote: > On 20/07/22 10:02, NgTech LTD wrote: > > But which one of them? > > " %<A %<a " I've tried to use them, but they %<a is filled with "-". I configured an ip based rule beforehand the external helper acl to force a dns lookup, but %<a is filled with "-" every time. Here the relevant parts of my config: # we have to force a dns lookup to get the ip addresses for the external helper acl alldestination dst 1.1.1.1/32 http_access allow alldestination external_acl_type aclhelper ttl=0 negative_ttl=0 grace=50 children-max=1 children-startup=1 %SRC %DST %<a %PORT %METHOD /usr/local/bin/aclhelper.py acl aclhelper external aclhelper http_access allow aclhelper -- Regards Dieter -- I do not get viruses because I do not use MS software. If you use Outlook then please do not put my email address in your address-book so that WHEN you get a virus it won't use my address in the >From field. _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users