iTable of Contents1 BPDU Tunneling Configuration················································································································1-1Introduction to BPDU Tunneling ·············································································································1-1Background ·····································································································································1-1BPDU Tunneling Implementation ····································································································1-2Configuring BPDU Tunneling··················································································································1-4Configuration Prerequisites ·············································································································1-4Enabling BPDU Tunneling···············································································································1-4Configuring Destination Multicast MAC Address for BPDUs ··························································1-5BPDU Tunneling Configuration Examples ······························································································1-5BPDU Tunneling for STP Configuration Example···········································································1-5BPDU Tunneling for PVST Configuration Example ········································································1-6