GLOBAL:
#no logging consoloe: 
#no domain-lookup
#line console 0
line)#no execute-timeout
line)#length 35

STP: SPANNING TREE

• No. of  BPDU pakcet recived and send at an interface
• show spanning-tree int f0/0 detail | incl [BPDU|send|recived]
• clear interface STP counters
• clear spanning-tree counter
• 
  
• Making router send stp information
• Router(config)#brdige 1 protocol iee
•                       # int f0/0
•                           -if)# bridge-group 1
•                           -if)# end

switchport access vlan id

• When other vlan containg packets transfer from this access port will be dropped.
• Assigned on switch ports connected to routers & hosts(servers) only

caution

• If the VLAN that the port is assigned to does not exist in the database, the port is disabled until the VLAN is created.