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Cisco Catalyst 2960 Series User Manual

Cisco Catalyst 2960 Series
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PurposeCommand or Action
(Optional) Adds binding entries to the DHCP snooping binding
database. The vlan-id range is from 1 to 4904. The seconds
range is from 1 to 4294967295.
ip dhcp snooping binding mac-address vlan vlan-id
ip-address interface interface-id expiry seconds
Example:
Switch# ip dhcp snooping binding
Step 7
Enter this command for each entry that you add.
Use this command when you are testing or debugging the switch.
0001.1234.1234 vlan 1 172.20.50.5 interface
gi1/1 expiry 1000
Displays the status and statistics of the DHCP snooping binding
database agent.
show ip dhcp snooping database [detail]
Example:
Switch# show ip dhcp snooping database detail
Step 8
Verifies your entries.show running-config
Example:
Switch# show running-config
Step 9
(Optional) Saves your entries in the configuration file.copy running-config startup-config
Example:
Switch# copy running-config startup-config
Step 10
Enabling DHCP Server Port-Based Address Allocation
Follow these steps to globally enable port-based address allocation and to automatically generate a subscriber
identifier on an interface.
SUMMARY STEPS
1.
enable
2.
configure terminal
3.
ip dhcp use subscriber-id client-id
4.
ip dhcp subscriber-id interface-name
5.
interface interface-id
6.
ip dhcp server use subscriber-id client-id
7.
end
8.
show running-config
9.
copy running-config startup-config
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
1285
Configuring DHCP Server Port-Based Address Allocation

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Cisco Catalyst 2960 Series Specifications

General IconGeneral
LayerLayer 2
Power over Ethernet (PoE)Available on some models
RAM128 MB
Flash Memory32 MB
MAC Address Table Size8000
Operating Temperature0°C to 45°C (32 to 113°F)
Ports24 or 48 x 10/100/1000

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