Cisco Catalyst 2960 Series User Manual

PurposeCommand or Action
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 2
Creates a switch virtual interface by entering a VLAN ID, and
enter interface configuration mode.
interface vlan vlan-id
Example:
Switch(config)# interface vlan 1
Step 3
Configures the interface with an IP address and an IP subnet.
ip address ip-address subnet-mask
Example:
Switch(config-if)# ip address 192.108.1.27
255.255.255.0
Step 4
Specifies the DHCP packet forwarding address.
ip helper-address address
Step 5
Example:
Switch(config-if)# ip helper-address
172.16.1.2
The helper address can be a specific DHCP server address, or
it can be the network address if other DHCP servers are on the
destination network segment. Using the network address
enables other servers to respond to DHCP requests.
If you have multiple servers, you can configure one helper
address for each server.
Returns to global configuration mode.end
Example:
Switch(config-if)# end
Step 6
Configures multiple physical ports that are connected to the
DHCP clients, and enter interface range configuration mode.
Use one of the following:
Step 7
•
interface range port-range
or
•
interface interface-id
Configures a single physical port that is connected to the DHCP
client, and enter interface configuration mode.
Example:
Switch(config)# interface
gigabitethernet1/0/2
Defines the VLAN membership mode for the port.switchport mode access
Example:
Switch(config-if)# switchport mode access
Step 8
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
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How to Configure DHCP Features

Cisco Catalyst 2960 Series Specifications

General

Layer	Layer 2
Power over Ethernet (PoE)	Available on some models
RAM	128 MB
Flash Memory	32 MB
MAC Address Table Size	8000
Operating Temperature	0°C to 45°C (32 to 113°F)
Ports	24 or 48 x 10/100/1000