ccna exam value

ccna exam value.All the VLANs are mapped to this instance.(2)Check the information of MSTPshow spanning-tree mst to check the information of MSTP Sl#show spanning-tree mst #####MST0vlansmapped:5-4094 the mapping relationship between instance 0 and VLAN Bridgeaddressd0c7.89ab. l180priority4096 (4096 sysid 0) Priority and MAC address of BID of switch MSTP instance 0Root this switch for the CIST This switch is the root of CIST Operational hellotime2,forwarddelay15,max age20,txholdcount6Configured hello time 2 , forward delay 15, max age 20,max hops 20Chapter 14 STP and Switch Stacking .247 . The above 2 lines show the values of configured and actual running timers, max hops.248 . Cisco Networking Lab CCNA Lab Guide (Release 2) Interface RoleStsCost Prio.NbrTypeFaO/13 Desg FWD 200000 128.15 P2p FaO/15 Desg FWD 200000 128.17 P2p The above 2 lines show the role, status, overhead value, port ID, and port type of the port. since this switch is the root bridge of CIST, all ports are in the forwarding state (FWD) and the port role is the specified port. The port role is the specified port, and the port overhead value in MSTP is calculated using the long integer vlansmapped: 1-2 mapping between instance 1 and VLAN.Bridge address d0c7.89ab.ll 80 priority 4097 (4096 sysid 1) Root this switch for MST1 This switch is the root bridge of MSTP instance 1 Interface Role Sts Cost Prio.Nbr TypeNbr Type ---------------- FaO/13 Desg FWD 200000 128.15 P2p FaO/15 Desg FWD 200000 128.17 P2p The above two lines indicate that this switch is the root bridge of MSTP instance 1, so all ports are in forwarding state (FWD).