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Command Mode: Global configuration mode
Usage Guide: The command has no effect on ports with self-defined subscriber-id. If user
redefines the subscriber-id of the port after using the command, the user-defined one
prevails. This configuration is null by default.
Example:
Switch(config)# ipv6 dhcp relay subscriber-id select sp delimiter #
18.1.9 ipv6 dhcp server remote-id option
Command: ipv6 dhcp server remote-id option
no ipv6 dhcp server remote-id option
Function: This command enables DHCPv6 server to support the identification of option
37, the no form of this command disables it.
Parameters: None.
Default: Do not support option 37.
Command Mode: Global configuration mode
Usage Guide: Configure this command if option 37 options is expected to be identified
and processed by DHCPv6 server, otherwise they will be ignored. Option 37 is not
supported by default.
Example: Enable the DHCPv6 server to support option 37.
Switch(Config)# ipv6 dhcp server remote-id option
18.1.10 ipv6 dhcp server select relay-forw
Command: ipv6 dhcp server select relay-forw
no ipv6 dhcp server select relay-forw
Function: This command enables the DHCPv6 server to support selections when
multiple option 37 or option 38 options exist and the option 37 and option 38 of relay-forw
in the innermost layer are selected. The no operation of it restores the default
configuration, i.e. selecting option 37 and option 38 of the original packets.
Parameters: None.
Default: Selecting option 37 and option 38 of the original packets.
Command Mode: Interface configuration mode
Usage Guide: Make sure that the server has been enabled to support option 37 and
option 38 before use this command. The system selects option 37 and option 38 of the
original packets by default.
Example: Configure that the vlan1 interface of DHCPv6 server selects option 37 and
option 38 of relay-forw in the innermost layer.
Switch(Config-if-vlan1)# ipv6 dhcp server select relay-forw