2.2.7 DHCP Failover Option 36 (0x24) – Client Type Option
The Client Type option is used to convey the type of the DHCPv4 client in the lease update that is being synchronized with the partner server.
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OptionCode |
OptionLength |
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OptionCode (2 bytes): This field MUST be set to 36 (0x24).
OptionLength (2 bytes): This field MUST be set to 0x01.
OptionValue (1 byte): This field contains the byte that identifies the type of the DHCPv4 client and MUST be set to one of the following values:
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Value
Meaning
CLIENT_TYPE_UNSPECIFIED (0x00)
The DHCPv4 client is of a type that is not defined by a value specified in this table.
CLIENT_TYPE_DHCP (0x01)
The DHCPv4 client supports the DHCP protocol.
CLIENT_TYPE_BOOTP (0x02)
The DHCPv4 client supports the BOOTP protocol.
CLIENT_TYPE_BOTH (0x03)
The DHCPv4 client supports both the DHCPv4 and the BOOTP protocols.
CLIENT_TYPE_RESERVATION_FLAG (0x04)
There is an IPv4 reservation created for the DHCPv4 client.
CLIENT_TYPE_NONE (0x64)
The DHCPv4 client supports backward compatibility for manual addressing.