Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
ip dhcp snooping trust
ip dhcp snooping trust
To configure an interface as trusted fo r DHCP snooping purposes, use the ip dhcp snooping trust
command. To configure an interface as untrusted, use the no form of this command.
ip dhcp snooping trust
no ip dhcp snooping trust
Syntax Description This command has no arguments or keywo rds.
Defaults D HCP snooping trust is di sabled.
Command Modes Interface configuration mode
This example shows how to enable DHCP sno oping trust on an interfa ce:
Switch(config-if)# ip dhcp snooping trust
Switch(config)#
This example shows how to disable DHCP snooping trust on an interfa ce:
Switch(config-if)# no ip dhcp snooping trust
Switch(config)#
Related Commands Command Description
ip dhcp snooping Globally enables DHCP snooping.
ip dhcp snooping information option E nables DHCP option 82 data insertion.
ip dhcp snooping limit rate Configures the number of the DHCP messages th at an
interface can receive per second.
ip dhcp snooping vlan Enables DHCP snooping on a VLAN or a group o f VLANs.
show ip dhcp s nooping Displays t he DHCP snooping configur ation.
show ip dhcp snooping binding Displays the DHCP snooping binding entrie s.