QUESTION: 133

As shown in the figure, Sitel and Site2 need to achieve mutual access through the operator's BGP/MPLS IPVPN. A known
The public network tunnel between PE1 and PE2 has been established (the label information is shown in the figure), and PF1 has:
The 192.168.1.0/24 network segment route is advertised to PE2 through the MP.JIBGP neighbor relationship, and the route learning is normal. When grabbing between P and PE1, when Site2 accesses the 192.168.1.0/24 data of Sitel, the outermost label.

What should the sign be?

FEC In/Out label
Q3
1.1.1/32 6662/3

6661
6662
8888

Answer(s): D

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QUESTION: 134

According to this picture, Xinmen can be judged?

R1access172.16.1.4.need to go through2hop router
R1access172.16.1.4,need to go through4hop router
R1access172.16.1.4have2an equivalent path
R1access172.16.1.4have4an equivalent path

Answer(s): A,C

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QUESTION: 135

Regarding the description of the encapsulation format of labels in MPLS, the correct one is

MPLSThe total length of a single label is4bytes(32bits)
For Ethernet,PPPpacket, the tag stack is like 'shim*--between the L2 header and the data: yesVLAN tagTime,MPLShead on the ether head withVLAN tagbetween
in the labelSfield:lbit,Used to identify whether the label is the bottom label of the stack, the value is1is indicated as the penultimate layer label
in the labelTTLfields andIPgroupedTTL( Time To Live.,time-to-live) is similar in meaning and also has the effect of preventing loops

Answer(s): A,D

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QUESTION: 136

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 MED value, you can control the path of traffic entering the AS100

True
False

Answer(s): A

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QUESTION: 133

QUESTION: 134

QUESTION: 135

QUESTION: 136