配置VLAN

SW1

Switch>en
Switch#conf t
Enter configuration commands, one per line.  End with CNTL/Z.

Switch(config)#hostname R1

R1(config)#line console 0

R1(config-line)#logging synchronous 

R1(config-line)#exec-timeout
R1(config-line)#end

R1#conf t
Enter configuration commands, one per line.  End with CNTL/Z.
R1(config)#vlan
R1(config-vlan)#name caiwu

R1(config-vlan)#vlan
R1(config-vlan)#name it
R1(config-vlan)#end

R1(config)#interface range fastEthernet /-

R1(config-if-range)#switchport mode access 

R1(config-if-range)#switchport access vlan
R1(config-if-range)#exit

R1(config)#interface range fastEthernet /-

R1(config-if-range)#switchport mode access 

R1(config-if-range)#switchport access vlan
R1(config-if-range)#exit
R1(config)#end
R1#
%SYS--CONFIG_I: Configured from console by console

R1#show vlan brief 

VLAN Name                             Status    Ports
---- -------------------------------- --------- -------------------------------
    default                          active    Fa0/, Fa0/, Fa0/, Fa0/
                                                Fa0/, Fa0/, Fa0/, Fa0/
                                                Fa0/, Fa0/, Fa0/, Fa0/
                                                Fa0/, Fa0/, Fa0/, Fa0/
                                                Fa0/, Fa0/, Fa0/, Gig0/
                                                Gig0/
    caiwu                            active    Fa0/, Fa0/
    it                               active    Fa0/, Fa0/, Fa0/
 fddi-default                     active
 token-ring-default               active
 fddinet-default                  active
 trnet-default                    active
R1#