NEW QUESTION 87
BGP/MPLS IP VPNs can only use LDP to construct public network tunnels.

NEW QUESTION 88
When 0SPFV2 evolves to 0SPFV3, the LSA format and function are exactly the same, but the network layer in the LSA address from IPv4 to IPv6o

NEW QUESTION 89
Qing technology is a technology that expands the VLAN space. It achieves the function of expanding the VLAN space by adding a layer of 8D2.1Q Tag on the basis of the 8Q2.12 tag message.
Which of the following statements about qinq is wrong?

NEW QUESTION 90
The figure shows the logical network architecture of a migration project. The purpose of the migration is to add network device R4 between R2 and R3.
* OSPF runs between network devices.
* After the physical network is connected, a network engineer incorrectly imports the backup configuration of R3 to R4 during the migration.
Given this, which of the following statements are true?

Options:

NEW QUESTION 91
In an MPLS VPN network, data packets are forwarded when they enter the public network. Will be encapsulated with two layers of MPLS labels. Which of the following description is correct about the processing of the data packet? (Multiple choice)

NEW QUESTION 92
As shown in the figure, on the R1 router, network administrator A sends the routing entry to R2 through the routing policy After modifying the Local Preference value, you can control the path of traffic leaving the AS100

NEW QUESTION 93
A network engineer enters dir on the device to obtain the following file names. Which is most likely to be the version file of the device?

NEW QUESTION 94
When deploying MPLS/BGP IP VPN, regarding the use of BGP to exchange routing information between PE-CE, which of the following description is wrong?

NEW QUESTION 95
the configuration file of the device. Is the following statement D wrong?

NEW QUESTION 96
Which of the following regular expressions can only match BGP routing entries that pass through AS200 and then AS300?

NEW QUESTION 97
The input information of a router is as follows. Which of the following causes the OSPF adjacency cannot be established normally?

NEW QUESTION 98
On the network shown in the figure, single-hop BFD is configured on R1 and R2.
A network engineer finds that the BFD session goes down. To locate the fault, the network engineer queries the BFD configurations on R1 and R2.
According to the configuration information marked in the figure, it can be determined that mismatched time parameter settings on R1 and R2 cause the BFD session to go down.

Is this statement TRUE or FALSE?

NEW QUESTION 99
Fill in Blanks
In OSPFv3, an LSA whose propagation range is one area has_____kind. (Fill in Arabic numerals only)

NEW QUESTION 100
Which of the following statements about the MP_REACH_NLRI attribute of BGP4+ is correct? (Multiple choice)

NEW QUESTION 101
0SPFV2 is an IGP running on an IPv4 network; 0SPFvV3 is an ICPO running on an IPv6 network the packet types of OSPFV3 and OSPFV2 are the same, including .Hall. message, DD message, LSU message, LSU packets and SAck packets. Which of the following statements is correct about 0SPFV3 packets?

NEW QUESTION 102
In the hub-spoke networking shown in the figure, the Hub-PE can be configured to allow repetitive local AS numbers for correct route transmission.

NEW QUESTION 103
If you are faced with a complex network failure, and after evaluation, it is considered that the troubleshooting cannot be completed in a short time, and at this time the user urgently needs to restore the availability of the network, then which is the correct approach?

NEW QUESTION 104
On an MPLS network, after an LSR receives a Hello message from a peer, the LSR establishes an LDP adjacency with the peer. The Hello message is sent in multicast or unicast mode.

NEW QUESTION 105
As shown in the figure, OSPF is enabled on all interfaces of the router, and the ip address identified in the figure is the device’s IP address.
Loopback0 presses the IP address of the port, RI, R2, R3EJLoopbacD is advertised in the area 1, R4 LoopbacfkD advertises in area D and which of the following functional addresses can be pinged between the LoopbackD announcements of R5 and R5 in area 2?

Areal
10.0.1.1/32

NEW QUESTION 106
By executing the () command, users on different ports of the same VLAN can be completely isolated at Layer 2 and Layer 3 and cannot communicate. (Please use English lowercase letters to complete the command, and the command cannot be abbreviated)

NEW QUESTION 107
Compared with the OSPFv2 packet header, which fields are added in the OSPFv3 packet header?

NEW QUESTION 108
MPLS has the concept of FEC-Forwarding Equivalence Class, so on which of the following standards cannot FEC be allocated based?

NEW QUESTION 109
[According to this picture, Peimen can judge?
cR3>display ipv6 routing-table protocol isis