「DHCPv6」- Stateless Address Autoconfiguration

Information-Request

Frame 142: 120 bytes on wire (960 bits), 120 bytes captured (960 bits) on interface -, id 0
Ethernet II, Src: 02:00:4c:4f:4f:50 (02:00:4c:4f:4f:50), Dst: IPv6mcast_01:00:02 (33:33:00:01:00:02)
Internet Protocol Version 6, Src: fe80::cd79:aa:4e1d:5dfc, Dst: ff02::1:2
User Datagram Protocol, Src Port: 546, Dst Port: 547
DHCPv6
    Message type: Information-request (11)
    Transaction ID: 0xc81d5e
    Elapsed time
        Option: Elapsed time (8)
        Length: 2
        Elapsed time: 0ms
    Client Identifier
        Option: Client Identifier (1)
        Length: 14
        DUID: 0001000128ca2f625405dbe0886c
        DUID Type: link-layer address plus time (1)
        Hardware type: Ethernet (1)
        DUID Time: Sep  7, 2021 22:10:42.000000000 China Standard Time
        Link-layer address: 54:05:db:e0:88:6c
    Vendor Class
        Option: Vendor Class (16)
        Length: 14
        Enterprise ID: Microsoft (311)
        vendor-class-data: MSFT 5.0
    Option Request
        Option: Option Request (6)
        Length: 8
        Requested Option code: Vendor-specific Information (17)
        Requested Option code: DNS recursive name server (23)
        Requested Option code: Domain Search List (24)
        Requested Option code: Lifetime (32)

Replay

Frame 143: 126 bytes on wire (1008 bits), 126 bytes captured (1008 bits) on interface -, id 0
Ethernet II, Src: HuaweiTe_64:0e:21 (00:e0:fc:64:0e:21), Dst: 02:00:4c:4f:4f:50 (02:00:4c:4f:4f:50)
Internet Protocol Version 6, Src: fe80::2e0:fcff:fe64:e21, Dst: fe80::cd79:aa:4e1d:5dfc
User Datagram Protocol, Src Port: 547, Dst Port: 546
DHCPv6
    Message type: Reply (7)
    Transaction ID: 0xc81d5e
    Client Identifier
        Option: Client Identifier (1)
        Length: 14
        DUID: 0001000128ca2f625405dbe0886c
        DUID Type: link-layer address plus time (1)
        Hardware type: Ethernet (1)
        DUID Time: Sep  7, 2021 22:10:42.000000000 China Standard Time
        Link-layer address: 54:05:db:e0:88:6c
    Server Identifier
        Option: Server Identifier (2)
        Length: 10
        DUID: 0003000100e0fc640e21
        DUID Type: link-layer address (3)
        Hardware type: Ethernet (1)
        Link-layer address: 00:e0:fc:64:0e:21
    DNS recursive name server
        Option: DNS recursive name server (23)
        Length: 16
         1 DNS server address: 2008::8
    Lifetime
        Option: Lifetime (32)
        Length: 4
        Lifetime: 86400