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Cisco Catalyst 2960-XR User Manual

Cisco Catalyst 2960-XR
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PurposeCommand or Action
Returns to global configuration mode.exit
Example:
Switch(config-if)# exit
Step 11
(Optional) Configures the switch to verify that the source MAC address
in a DHCP packet received on untrusted ports matches the client
ip dhcp snooping verify mac-address
Example:
Switch(config)# ip dhcp snooping verify
mac-address
Step 12
hardware address in the packet. The default is to verify that the source
MAC address matches the client hardware address in the packet.
Returns to privileged EXEC mode.end
Example:
Switch(config)# end
Step 13
Enabling the Cisco IOS DHCP Server Database
For procedures to enable and configure the Cisco IOS DHCP server database, see the DHCP Configuration
Task List section in the Configuring DHCP chapter of the Cisco IOS IP Configuration Guide, Release 12.4
Monitoring DHCP Snooping Information
Table 18: Commands for Displaying DHCP Information
Displays the DHCP snooping configuration for a switchshow ip dhcp snooping
Displays only the dynamically configured bindings in the DHCP snooping
binding database, also referred to as a binding table.
show ip dhcp snooping binding
Displays the DHCP snooping binding database status and statistics.show ip dhcp snooping
database
Displays the DHCP snooping statistics in summary or detail form.show ip dhcp snooping
statistics
Display the dynamically and statically configured bindings.show ip source binding
Catalyst 2960-XR Switch Security Configuration Guide, Cisco IOS Release 15.0(2)EX1
180 OL-29434-01
Configuring DHCP
Enabling the Cisco IOS DHCP Server Database

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Cisco Catalyst 2960-XR Specifications

General IconGeneral
Stacking Bandwidth80 Gbps
Layer SupportLayer 2 and Layer 3
Jumbo Frame Support9198 bytes
RAM512 MB
Input Voltage100-240V AC
ModelCatalyst 2960-XR
Uplink Interfaces4 x 1G SFP or 2 x 10G SFP+
Downlink Interfaces24 or 48 x Gigabit Ethernet ports
Power SupplyInternal
MAC Address Table Size16, 000 entries
PoEAvailable on PoE models
Weight4.5 kg
Featuresenergy efficiency
StackingUp to 8 switches
Operating Temperature0 to 45°C

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