Routing & Switching H12-261_V3.0 Release Date

HCIE-Routing & Switching (Written) V3.0 Questions and Answers

Question 25

In PIM-SM , the following about PIM Join Message. Is the description correct? (single choice)

PIM Join information.Every 60 Sent once per second to refresh the upstream router m for the multicast treeroute State

PIM Join message per 3 Sent once every minute to refresh the upstream router mroute for the multicast tree State

the upstream router sends a PIMJoin acknowledgement in response to each received from the downstream router

PIM Join message PIM Join message. Only sent when the multicast tree is first established

Question 26

The following description about BGP loop protection is correct: (multiple choice)

A BGP router will not announce any updates from EBGP peers to its EBGP peers.

Any updates from IBGP peers. Routing information from peers will be advertised to other IBGP peers

Non-RR BGP The router will not advertise anything from the IBGP Updates from peers to other IBGsP peer

Through AS-PATH attribute, discarding any updates received from EBGP peers that contain their own AS number in the AS-PATH attribute

Question 27

There is an As-path-filter:ip as-path-filter 1 permit * (1001400) $, the As-path filter can match which of the following AS_ PATHProperties?

300 4200

1234 1400

3100

100

Question 28

Which of the following statements about the format of OSPFv3 packets is correct?? (multiple choice)

OSPF version number changed from 2 to 3

There is no change in the option field of the He11o packet

Hello packets no longer contain address information and carry Interface ID

Removed Authentication, Auth Type field