Wireless users can access web without proxy

[Guest]

[shajith@marine.lk]

hi,
I'm using endian 3.2.2, i have one green network & no other network. wireless users also included in this green network. but wireless users can access web without any restriction. it bypass my proxy settings & also there have 3 connections in system- dashboard- network interface. its green colour br0, green colour eth1 & red eth0. is there have any error in my settings.