Hi,I want config BCP (Bridge Control Protocol ) . For this target i used it link : http://www.cisco.com/c/en/us/td/docs/ios/bridging/configuration/guide/15-s/br-15-s-book/br_bcp.pdf If we want to ping from one VLAN to another ,do we need set gw on router ? if no ,how packet send from a vlan10 and how receipt on vlan 20? I need a real scenarios . Thanks.