The IPv6 address 2001: ABEF: 224E: FFE2: BCC0: CD00: DDBE: 8D58 cannot be abbreviated.

Which of the following descriptions are correct about the concept of IEV architecture? (Multiple choice)

The output information of the sub-interface of a router aggregate port 1 is shown in the figure. Based on this information, which of the following statements are correct? (Multiple Choice)
[Router A]display Interface Eth-Trunk 1.100
Eth-Trunk1.100 current state : UP
Line protocol current state : UP
Last line protocol up time : 2019-03-04 10:22:40 UTC -08 :00
Description: HUAWEI, AR Series, Eth-Trunk1.100 Interface
Route Port, Hash arithmetic : According to SIP-XOR-DIP, Maximal BW: 2G, Current BW: 2G, The Maximum Transmit Unit is 1500
Internet Address is 10.0.12.2/24
IP Sending Frames' Format is PKTFIT ETENT 2.Hardware address 1s 00e0-fc3b-2015
Current system time: 2019-03-04 10:24:29 -08:00
Last 300 seconds input rate 0 bits/sec, 0 packets/sec
Last 300 seconds output rate 0 bits/sec, 0 packets/sec
Realtime 0 seconds input rate 0 bits/sec, 0 packets/sec
Realtime 0 seconds output rate 0 bits/sec, 0 packets/sec
Input: 6 packets, 574 bytes,
Output:7 packets, 638 bytes,
Input bandwidth utilization ;0%
Output bandwidth utilization :0%
--------------------------------
PortName Status Weight
--------------------------------
GigabitEthernet0/0/1 UP 1
GigabitEthernet0/0/2 UP 1
--------------------------------
The Number of Ports in Trunk : 2
The Number of UP Ports in Trunk : 2

FAT AP can independently complete wireless user access, wireless user authentication, and business data forwarding without AC.

After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?