Monthly Archives: February 2011
Rapid Spanning Tree Protocol IEEE 802.1w defines RSTP. Works based on 802.1d principal concept. BPDU version field set to 2. Root bridge is elected as in 802.1d Port Roles: Advertisements
Traditional Spanning Tree Protocol: To avoid bridging loops in L2 network with redundant paths. Defined in IEEE 802.1d standard. Bridge Protocol Data Unit (BPDU)s’ are used to communicate among all switches(bridges). SRC MAC = Mac address of the port on … Continue reading
Can bundle up to 8 interfaces to a port-channel. Maximum number of port-channels in C3560 can be 48.
Reduce admin work by distributing VLAN information from VTP server to clients. Works only on trunk interface. Packets are sent either in ISL frames or IEEE802.1q frames. VTP packets are addressed to the destination MAC address: 01-00-0C-CC-CC-CC