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2021 Sep H12-211 practice test
Q121. (Topic 4)
The following description of the function on the router is properly
A. bring together different types of network interconnection
B. sub-packet to the packet forwarding in
C. will forward packets from one network to another network
D. Addressing
Answer: A,B,C,D
Q122. (Topic 1)
: 148
Responsible for the unreliable transmission channel into a reliable transmission channel, to transmit any data frame checksum, error control and frame the use of sequential control functions which layer?
A. Physical Layer
B. Data Link Layer
C. Network Layer
D. Transport Layer
Answer: B
96. (Topic 1)
: 179
Ethernet maximum transmission unit (MTU) is the range ().
A. 64? 518
B. 60? 518
C. 64? 480
D. 60? 480
Answer: A
Q123. (Topic 3)
STP port in the calculation () state, no forwarding of data frames, not learning the MAC address table, the state port to receive and deal with STP packets, but does not send out STP packets.
A. Listening
B. Blocking
C. Learning
D. Forwarding
Answer: B
Q124. (Topic 4)
The following description on the Router ID is not correct
A. Router ID in the same area must be the same in different regions of the Router ID can be different
B. Router ID must be the router's IP address on an interface
C. You must manually configure the Router ID specified
D. OSPF protocol is a prerequisite for the normal operation of the router with Router ID
Answer: A,B,C
Q125. (Topic 1)
: 91
Days off saying VDSL is the correct
A. VDSL only supports symmetric transmission
B. VDSL supports only non-symmetric transmission
C. VDSL supports both symmetric and asymmetric transmission
D. VDSL can only transmit a fixed rate
Answer: C
Far out H12-211 test:
Q126. (Topic 2)
In the OSI model, the network layer address by which two parts
A. network address and host address
B. host address and network mask Network address and network mask C.
C. host address and host ID
Answer: A
Q127. (Topic 2)
Huawei router device, VRP operating system of the Ping command-i parameter ().
A. Send Echo Request packet interface
B. Echo Request packets to send the source IP
C. Echo Reply messages received interface
D. Receive Echo Reply packet destination IP
Answer: A
Q128. (Topic 3)
The following description of Layer 2 Ethernet switch, is not correct is
A. to take the initiative to learn the MAC address
B. Need for the three packet forwarding head to do some changes, and then forwards
C. Ethernet frame according to header information for forwarding the second floor
D. Layer 2 Ethernet switch is working in the data link layer
Answer: B
Q129. (Topic 2)
TFTP statement on the right is ().
A. TFTP is a UDP-based protocol
B. TFTP is a simple file transfer protocol, suitable for read-only memory
C. TFTP TFTP can provide the user's login name and password control
D. TFTP Client mode only supports
Answer: A,B,D
Q130. (Topic 4)
RIP route aggregation on the following statements is correct ().
A. Route aggregation refers to the same network segment of the natural route in a different subnet is sent to other segments aggregated into one natural mask route to send
B. RIPv 1 does not support the route aggregation
C. Huawei routers default, RIPv2 route aggregation is enabled
D. When all the sub-network by the radio out, you can close the RIPv2 routing aggregation
Answer: A,B,C,D