Dot1x & interface command example
Switch(config)# interface 1-3
Enter several discontinuous port
numbers separated by commas or a
range of ports with a hyphen. For
example:1,3 or 2-4
Switch(config-if-1-3)# dot1x port-control auto
Set the selected ports to “auto” state.
Switch(config-if-1-3)# dot1x reauthenticate
Re-authenticate the selected
interfaces immediately.
2.6.10 IP Command
1. Set up an IP address of the Managed Switch or configure the Managed Switch to get an
IP address automatically from DHCP server.
Switch(config)# ip
address [A.B.C.D]
[255.X.X.X] [A.B.C.D]
Enter the desired IP address for your Managed
Switch.
Enter subnet mask of your IP address.
Enter the default gateway address.
Switch(config)# ip
address dhcp
Switch(config)#no ip address
Remove the Managed Switch‟s IP address.
Switch(config)# no ip address dhcp
Switch(config)#show ip address
Show the current IP configurations or verify the
configured IP settings.
Switch(config)# ip address
192.168.1.198 255.255.255.0
192.168.1.254
Set up the Managed Switch‟s IP to
192.168.1.198, subnet mask to 255.255.255.0,
and default gateway to 192.168.1.254.
Switch(config)# ip address dhcp
Get an IP address automatically.
2. Enable DHCP server function.
Switch(config)# ip dhcp
snooping
Enable DHCP snooping function.
Switch(config)# ip dhcp
snooping dhcp-server [port_list]
Configure DHCP server ports.
Switch(config)# ip dhcp
snooping initiated [0-9999]
Specify the time value (1~9999 Seconds)
that packets might be received.
Switch(config)# ip dhcp
snooping leased [180-259200]
Specify packets‟ expired time (180~259200
Seconds).
Switch(config)# ip dhcp
snooping option
Enable DHCP Option 82 Relay Agent.
Switch(config)# no ip dhcp
snooping
Disable DHCP Snooping function.
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