Hi Expert I have EX-4200 switch with JUNOS 9.6R2.11. all interfaces are put in VLAN 1 and L3 interface is configured in the same VLAN for reachability. I need to know what is the best place to put the firewall filter on the switch (lo0 or vlan.1 or uplink interface). BR, Walaa Abdel Razzak.