Hi, Few days back i implement a two lines code in my squid.conf to block selected users from extra downloads , i restcirt them in a way that they cannot download more than 10-MB.(this is for restricted users). acl limit urlpath_regex "/etc/squid/limit" and linit file contains 2 IPs 172.16.18.XX 172.16.18.XXX 172.16.18.X after few days i came to knwo ppl who have ip in the range of 172.16.18.XXX subnet they all cannot download more than 10-MB it;'s simply means whole subnet is got blocked. kindly advised. Regards, Kashif