Dhcp-Snooping Information Format - HP E4510-48G Command Reference Manual

4510g series
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Description
Use the dhcp-snooping information enable command to configure DHCP snooping to support
Option 82.
Use the undo dhcp-snooping information enable command to disable this function.
By default, DHCP snooping does not support Option 82.
Examples
# Configure DHCP snooping to support Option 82.
<Sysname> system-view
[Sysname] interface gigabitethernet1/0/1
[Sysname-GigabiEthernet1/0/1] dhcp-snooping information enable

dhcp-snooping information format

Syntax
dhcp-snooping information format { normal | verbose [ node-identifier { mac | sysname |
user-defined node-identifier } ] }
undo dhcp-snooping information format [ verbose node-identifier ]
View
Layer 2 Ethernet interface view
Default Level
2: System level
Parameters
normal: Specifies the normal padding format.
verbose: Specifies the verbose padding format.
node-identifier { mac | sysname | user-defined node-identifier }: Specifies access node identifier. By
default, the node MAC address is used as the node identifier.
mac indicates using MAC address as the node identifier.
sysname indicates using the device name of a node as the node identifier.
user-defined node-identifier indicates using a specified character string as the node identifier, in
which node-identifier is a string of 1 to 50 characters.
Description
Use the dhcp-snooping information format command to specify the padding format for Option 82.
Use the undo dhcp-snooping information format command to restore the default.
By default, the padding format for Option 82 is normal.
7-4

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