Cisco switch vlan division // Add vlanSwitch> enableSwitch # vlan dataSwitch (vlan) # vlan 10 name v1VLAN 10 added: Name: v1Switch (vlan) # vlan 20 name v2VLAN 20 added: Name: v2Switch (vlan) # vlan 30 name v3VLAN 30 added: Name: v3Switch (vlan) # exitAPPLY completed. exiting .... // Add an interface Switch for the vlan # config tEnter configuration commands, one per line. end with CNTL/Z. switch (config) # int f0/1 Switch (config-if) # switchport mode access Swi Tch (config-if) # switchport acc vlan 10 Switch (config-if) # no shutdown Switch (config-if) # exit // leave the Switch (config) to the Administrator) # int range f0/2-15Switch (config-if-range) # switchport mode accSwitch (config-if-range) # switchport acc vlan 20 Switch (config-if-range) # no shSwitch (config-if-range) # exitSwitch (config) # int range f0/16-24Switch (config-if-range) # switchport mode access Switch (config-if-range) # switchport access vl An 30 Switch (config-if-range) # no shSwitch (config-if-range) # exit // activate the vlan and add an ip address to vlan 10 to manage the Switch (config) # int vlan 10 Switch (config-if) # ip add 192.168.1.1 255.255.255.0 // add an ip address to vlan 10 for Management Switch (config-if) # no shSwitch (config-if) # exitSwitch (config) # int vlan 20 Switch (config-if) # no shSwitch (config-if) # exitSwitch (config) # int vlan 30 Switch (config-if) # no sh ^ Switch (config-if) # exit // specify the Gateway Switch (config) # I P default-gateway 192.168.1.254Switch (config) # end // detection configuration Switch # show vlan brief // The above is the detection result VLAN Name Status Ports ---- -------------------------------- ----------- Listen 1 default active 10 v1 active Fa0/120 v2 active Fa0/2, fa0/3, Fa0/4, Fa0/5 Fa0/6, Fa0/7, Fa0/8, Fa0/9 Fa0/10, Fa0/11, Fa0/12, fa0/13 Fa0/14, Fa0/1530 v3 active Fa0/16, Fa0/17, Fa0/18, Fa0/19 Fa0/20, Fa0/21, Fa0 /22, fa0/23 Fa0/241002 fddi-default active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Switch # // Save the configuration Switch # write Building configuration... [OK] Switch # supplement: // delete an interface's vlanSwitch> enableSwitch # configConfiguring from terminal, memory, or network [terminal]? Enter configuration commands, one per line. end with CNTL/Z. switch (config) # int f0/5 Switch (config-if) # no switchport access vlanSwitch (config-if) # endSwitch # Check the spanning tree information of a specific port Switch # show spanning-tree? Switch # show spanning-tree vlan? Specify the vlan to display its STP configuration Switch # show spanning-tree vlan 10