QUESTION: 17

XLAN uses BGP EVPN to establish a tunnel, what type of message is used? ( Single choice questions).

Typel
Type2
Type3
Type4E. Type5

Answer(s): C

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QUESTION: 18

In RSTP , which port provides a backup path to reach the root node of the spanning tree? What state is the port in?

Root Port and Listening Status
Alternate Port and Forwarding Status
Alternate Port and Learning Status
Designated port and Listening status
Alternate port and Discarding status

Answer(s): E

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QUESTION: 19

IPV6 multicast introduces the concept of multicast scope, which of the following ways is the multicast scope concept implemented? Multi-select

When the group shake source sends IP6 multicast data, the TTL value of the packet is set to limit the transmission range of the group shake
There is a special field in the IPv6 multicast address that specifies the propagation range of multicast.
Multicast scope is just a concept of spreading scope, and there is no specific technical implementation.
During network configuration, the administrator uses the configuration command at the edge of the network to limit the multicast scope.

Answer(s): B,D

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If a DR needs to be elected between multicast routers running PIM-SM to be responsible for the sending and receiving of source or member multicast data, which one is described correctly below for the DR election rule?

PIM routers with long interface masks are elected dr.
Compare the DR priority first; With the same priority, you need to compare the interface IP addresses of the PIM routers to elect dr
PIM routers with small IP addresses are elected DR. PIM routers with low
DR priority values are elected DR.

Answer(s): B

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QUESTION: 17

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