dhcpv6 relay prefix-delegation route

Function

The dhcpv6 relay prefix-delegation route command saves routing information forwarded by a relay agent into a specified file.

The undo dhcpv6 relay prefix-delegation route command cancels the configuration.

By default, routing information forwarded by a relay agent into a specified file is not saved.

Format

dhcpv6 relay prefix-delegation route autosave file-name

undo dhcpv6 relay prefix-delegation route autosave

Parameters

Parameter	Description	Value
autosave	Backs up routing information learned from DHCPv6 PD terminals to the flash memory.	-
file-name	Specifies the path and file name of the file where routing information of DHCPv6 PD terminals is to be saved, for example, flash:/*.pdr.	The value is a string of 1 to 51 characters without spaces. The string contains letters, digits, underscores (_), and dots (.).

Views

System view

Default Level

2: Configuration level

Usage Guidelines

The dhcpv6 relay prefix-delegation route command is used on DHCPv6 relay agents. This command saves routing information forwarded by a relay agent into a specified file.

After this command is run, the system immediately saves routing information, and then saves routing information again every two hours. The interval at which the system saves routing information cannot be set.

Example

# Save routing information forwarded by a relay agent into a specified file.

<HUAWEI> system-view
[HUAWEI] dhcpv6 relay prefix-delegation route autosave flash:/dhcpv6-pd.pdr
Info: The operation may take a few seconds, Please wait for a moment.done.