Online Access Free Huawei.H12-261_V3.0-ENU.v2022-08-27.q105 Practice Test (Page 8)

H12-261_V3.0-ENU Exam Question 31

There is an AS-path-filter, ip as-path-filter 1 permit ^100(_100)*(_400)*, which AS-PATH attribute cannot be matched by the As-path-filter?

A.100 200 900

B.100 400 400 400

C.100

D.100 400

H12-261_V3.0-ENU Exam Question 32

RSTP provides different protection functions in different scenarios. Which statement is wrong? (Multiple choice)

A.After the BPDU protection function is activated on the switching device, if the edge port receives the RST BPDU, the edge port will be set as a non-edge port, and the spanning tree calculation will be performed again

B.Enable the designated port of root protection. When the port receives a better RST BPDU, the port will enter the Discarding state and no longer forward packets. If the port does not receive a better RST BPDU within a period of time, it will automatically return to the normal Forwarding state

C.The designated port with root protection function enabled, its end [role can only remain as designated port

D.After the anti-TC-BPDU packet attack function is enabled, the number of times the switching device processes TC BPDU packets in a unit time can be configured

H12-261_V3.0-ENU Exam Question 33

Which is wrong about IPv6 Over VXLAN?

A.IPv6 Over VXLAN does not generate entries.

B.IPv6 over VXLAN means that Vxlan's Overlay network is an IPv6 network.

C.IPv6 over VXLAN can solve the problem of insufficient IP address resources for terminal tenants.

D.The tunnel between the Layer 2 and Layer 3 gateways of the VXLAN is an IPv4 network.

H12-261_V3.0-ENU Exam Question 34

Which of the following descriptions about the FTP protocol is correct?

A.FTP always uses TCP port 20 to establish a data session, using ICP port 21 to establish control Session

B.FTP always uses TCP port 21 to establish a data session and TCP port 20 to establish a control session.

C.In the FTP Passive mode, the client completes the initialization of the TCP session for control and data.

D.FTP always uses a TCP session to transmit control information and data information.

E.In FTP Active mode, the server uses the command "PORT" to tell the client which port it expects to send data.

H12-261_V3.0-ENU Exam Question 35

Regarding the basic forwarding process of MPL S, which of the following statement is wrong?

A.The transmitting node device will replace the existing label on the top of the stack (the outermost label) with the label allocated by the next hop device.

B.When the IP packet enters the MPLS domain, check whether the Tunel ID value corresponding to the destination IP address is 0x0. If the Tunel ID value is 0x0, then enter the MPLS forwarding process.

C.By default, the Egress node that supports PHP has a label value of 3 assigned to the penultimate hop node.

D.When an IP packet enters the MPLS domain, the MPLS border device inserts a new label between the packet's Layer 2 header and the IP header.

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