When a company's network management needs to plan the network, the data packets that allow PC1 to access PC2 go through the G0/0/0 port (G0/0/2 on the picture). The data packet that PC2 accesses to PC1 goes from port G0/0/4 (G0/0/0 in the picture). () (Single- choice question)

A. 10.0.12.5255.255.255.25511.0.12.6 #10.0.12.1255.255.255.25511.0.12.1

B. 10.0.12.5255.255.255.25511.0.12.210. 0.12.1255.255.255.25511.0.12.5

C. 0.0.0.00.0.0.00 #11.0.12.6 #11.0.12.1

D. 0.0.0.0 #0.0.0.0 #11.0.12.2 #11.0.12.5

A device has been configured to complete Telnet configuration. The device login address is 10.1.1.10. The Telnet user name is admin and the password is Huawei@123. The following is the correct way to use telnertlit to log in to this device? ()

A. telnetlib.Telnet (10.1.1.0

B. telnetlib.TeInet (10.1.1.0, admin

C. telnetlib.Telnet 10.1.1.0.admin.Fuawei@123)

D. telnetlib.Teinet 10.1.1.0, 23, admin.Huawei@123)

What command can be typed in the system view to switch to the user view? ()

A. quit

B. user-view

C. souter

The following is the statement about the election of active ports in link aggregation LACP mode. the correct one is? ()

A. The interface priority is compared first, and the better one cannot be judged to continue to compare the interface number, the smaller the better.

B. Only compare interface priority

C. Compare device priority

D. Only compare interface numbers

Which of the following information prompts is used by the VRP operating platform for incomplete input commands? ()

A. False Incomplete commanD.founD.at'position

B. Error:Too many parameters founD.at'position

C. Error: Wrong parameter founD.at'position

Which of the following commands can be used to check the session status of the PPPoE client? ()

A. display current configuration

B. display pppoe-client session summary

C. display ip interface brief

D. display pppoe-client sessi on packet

What elements can NAPT convert? ()

A. Only MAaddress

B. IP address + port number

C. MAAddress + port number

D. Only IP address

As shown in the figure, two hosts realize communication between TAs through single-arm routing. When the G0/0/1.2 sub-interface of RTA. receives the data frame sent by host to host A., RTA. will execute which of the following Operation? ()

A. RTA. First delete VLAN tag 20, then add VLAN tag 10, and then send it out via G0/0/1.1 interface

B. RTA. Forward the data frame directly through the G0/0/1.1 sub-interface

C. RTA. The data frame will be discarded

D. RTA. After deleting VLAN tag 20, it will be sent out by G0/0/1.1 interface

Which of the following statements about RA. and RS in IPv6 are correct? ()

A. RS is used to reply address prefix information

B. RA. Used to request address prefix information

C. RS is used to request address prefix information

D. RA. Used to reply address prefix information

When both ends running PPP protocol detect that the physical link is active, the link state will transit from dead to establish. Which of the following protocols is used to negotiate the link parameters during this phase?

A. IP

B. DHCP

C. LCP

D. NCP