Cisco Catalyst 3750 User Manual

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Catalyst 3750 Switch Command Reference
OL-8552-07
Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
clear ip dhcp snooping
clear ip dhcp snooping
Use the clear ip dhcp snooping privileged EXEC command to clear the DHCP snooping binding
database, the DHCP snooping binding database agent statistics, or the DHCP snooping statistics
counters.
clear ip dhcp snooping {binding {* | ip-address | interface interface-id | vlan vlan-id} | database
statistics | statistics}
Syntax Description
Defaults No default is defined.
Command Modes Privileged EXEC
Command History
Usage Guidelines When you enter the clear ip dhcp snooping database statistics command, the switch does not update
the entries in the binding database and in the binding file before clearing the statistics.
Examples This example shows how to clear the DHCP snooping binding database agent statistics:
Switch# clear ip dhcp snooping database statistics
You can verify that the statistics were cleared by entering the show ip dhcp snooping database
privileged EXEC command.
This example shows how to clear the DHCP snooping statistics counters:
Switch# clear ip dhcp snooping statistics
You can verify that the statistics were cleared by entering the show ip dhcp snooping statistics user
EXEC command.
binding Clear the DHCP snooping binding database.
* Clear all automatic bindings.
ip-address Clear the binding entry IP address.
interface interface-id Clear the binding input interface.
vlan vlan-id Clear the binding entry VLAN.
database statistics Clear the DHCP snooping binding database agent statistics.
statistics Clear the DHCP snooping statistics counter.
Release Modification
12.2(20)SE This command was introduced.
12.2(37)SE The statistics keyword was introduced.
12.2(44)SE The *, ip-address, interface interface-id, and vlan vlan-id keywords were
introduced.

Cisco Catalyst 3750 Specifications

General

Device Type	Switch
Switching Capacity	32 Gbps
Forwarding Rate	38.7 Mpps
Stacking Bandwidth	32 Gbps
RAM	128 MB
Jumbo Frame Support	Yes
Switch Type	Managed
Model	Catalyst 3750 Series
Uplink Interfaces	SFP
Form Factor	Rack-mountable
MAC Address Table Size	12, 000 entries
Routing Protocol	RIP, OSPF, EIGRP
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Layer 3 switching, Layer 2 switching, auto-negotiation, BOOTP support, ARP support, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, MAC address filtering, Quality of Service (QoS), Jumbo Frames support, MLD snooping, Dynamic ARP Inspection (DAI), Cisco EnergyWise technology
Power over Ethernet (PoE)	PoE
Operating Temperature	-5 - 45 °C
Operating Humidity	10% to 85% non-condensing