Ip Dhcp Snooping Information Option - Cisco Nexus 5500 Series Command Reference Manual
Nx-os security command reference
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- Hardware installation manual (142 pages) ,
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- Configuration manual (160 pages)
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ip dhcp snooping information option
ip dhcp snooping information option
To enable the insertion and removal of option-82 information for Dynamic Host Configuration Protocol
(DHCP) packets, use the ip dhcp snooping information option command. To disable the insertion and
removal of option-82 information, use the no form of this command.
Syntax Description
This command has no arguments or keywords.
Command Default
By default, the device does not insert and remove option-82 information.
Command Modes
Global configuration mode
Command History
Release
5.2(1)N1(1)
Usage Guidelines
To use this command, you must enable the DHCP snooping feature using the feature dhcp command.
Examples
This example shows how to globally enable DHCP snooping:
switch# configure terminal
switch(config)# ip dhcp snooping information option
switch(config)#
Related Commands
Command
feature dhcp
ip dhcp snooping
ip dhcp snooping trust Configures an interface as a trusted source of DHCP messages.
ip dhcp snooping vlan Enables DHCP snooping on the specified VLANs.
show ip dhcp snooping Displays general information about DHCP snooping.
show running-config
dhcp
Cisco Nexus 5500 Series NX-OS Security Command Reference
126
ip dhcp snooping information option
no ip dhcp snooping information option
Modification
This command was introduced.
Description
Enables the DHCP snooping feature on the device.
Globally enables DHCP snooping on the device.
Displays DHCP snooping configuration, including IP Source Guard
configuration.
Chapter
I Commands
OL-27883-02
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