[ubuntu] Setting up VLAN with Squid and DHCP

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http://ubuntuforums.org – Hi, I am trying to add a VLAN to a working transparent proxy, and just need a few pointers as to what I am doing wrong. I have added VLAN 20 to interfaces with an IP of I don't really understand squid/iptables all that well but have given it a shot as per below. I don't appear to see any DHCP response on VLAN 20, or see the server/proxy itself. The 10.x.x.x network works fine. /etc/network/interfaces Code:         iface lo inet loopback         # External Interface         auto eth0       & (Hardware)