HP E4510-48G, Command Reference Manual

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5-5
z
Using the undo dhcp relay information format command without the keyword verbose
node-identifier restores the default normal padding format, or with the keyword verbose
node-identifier restores the mac mode of the verbose padding format.
z
If configuring the handling strategy of the DHCP relay agent as replace , you need to configure a
padding format of Option 82. If the handling strategy is keep or drop , you need not configure any
padding format.
z
If sub-option 1 (node identifier) of Option 82 is padded with the device name (sysname) of a node,
the device name must contain no spaces. Otherwise, the DHCP relay agent will drop the
message.
Examples
# Specify the verbose padding format for Option 82.
<Sysname> system-view
[Sysname] interface vlan-interface 1
[Sysname-Vlan-interface1] dhcp relay information enable
[Sysname-Vlan-interface1] dhcp relay information strategy replace
[Sysname-Vlan-interface1] dhcp relay information format verbose
dhcp relay information remote-id format-type
Syntax
dhcp relay information remote-id format-type { ascii | hex }
undo dhcp relay information remote-id format-type
View
Interface view
Default Level
2: System view
Parameters
ascii : Specifies the code type for the remote ID sub-option as ascii .
hex : Specifies the code type for the remote ID sub-option as hex .
Description
Use the dhcp relay information remote-id format-type command to configure the code type for the
non-user-defined remote ID sub-option.
Use the undo dhcp relay information remote-id format-type command to restore the default.
By default, the code type for the remote ID sub-option is HEX.
Note that: