D-Link DGS-510 Reference Manual page 205

DGS-1510 Series Gigabit Ethernet SmartPro Switch CLI Reference Guide
Switch# configure terminal
Switch(config)# ipv6 dhcp relay remote-id option
Switch(config)#
21-4 ipv6 dhcp relay remote-id policy
This command is used to configure the Option 37 forwarding policy for the DHCPv6 relay agent. Use
the no form of this command to revert to the default setting.
ipv6 dhcp relay remote-id policy {drop | keep}
no ipv6 dhcp relay remote-id policy
Parameters
drop
keep
Default
By default, this option is keep.
Command Mode
Global Configuration Mode.
Command Default Level
Level: 12.
Usage Guideline
Use this command to configure the global policy for packets that already have Option 37. If the drop
policy is selected, relay agent's Remote ID option that has already been presented in the received
packet from client, the packet will be dropped. If the keep policy is selected, the Switch does not
check if there is a relay agent Remote-ID option in the received packet.
Example
This example shows how to configure the policy of the DHCPv6 relay agent Remote ID option to
dropping the packet if it has a relay agent Remote-ID option.
Switch# configure terminal
Switch(config)# ipv6 dhcp relay remote-id policy drop
Switch(config)#
21-5 ipv6 dhcp relay remote-id udf
This command is used to configure the User Define Field (UDF) for remote ID.
ipv6 dhcp relay remote-id udf {ascii STRING | hex HEX-STRING}
Parameters
ascii STRING
Specifies to discard the packet that already has the relay agent
Remote-ID Option 37.
Specifies that the DHCPv6 request packet that already has the relay
agent Remote-ID option is left unchanged and directly relayed to the
DHCPv6 server.
Specifies the ASCII string (a maximum of 128 characters) for the
UDF of the Remote ID.
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