Which two of these statements correctly describe classic PIM-SM？（）

A.The IOS default is for a last-hop router to trigger a switch to the shortest path tree as soon as a new source is detected on the shared tree.
B.The IOS default is for every one of the routers on the shared tree to trigger a switch to the shortest path tree as soon as a new source is detected on the shared tree.
C.The default behavior of switching to the shortest path tree as soon as a new source is detected on the shared tree can be disabled by setting the value in the ip pim spt-threshold command to "infinity."
D.The default behavior of switching to the shortest path tree as soon as a new source is detected on the shared tree can be disabled by setting the value in the ip pim spt-threshold command to "zero."

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Refer to the exhibit. In this network， R1 has been configured to advertise a summary route， 192.168.0.0/22， to R2. R2 has been configured to advertise a summary route， 192.168.0.0/21， to R1. Both routers have been configured to remove the discard route （the route to null created when a summary route is configured） by setting the administrative distance of the discard route to 255.What will happen if R1 receives a packet destined to 192.168.3.1？（）

A.The packet will loop between R1 and R2.
B.It is not possible to set the administrative distance on a summary to 255.
C.The packet will be forwarded to R2， where it will be routed to null0.
D.The packet will be dropped by R1， since there is no route to 192.168.3.1.
問(wèn)答題
【簡(jiǎn)答題】ARP和反向ARP啥意思？
答案：ARP is IP4 address resolution proto...

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Which two of these statements correctly describe classic PIM-SM？（）

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【簡(jiǎn)答題】ARP和反向ARP啥意思？

Which two of these statements correctly describe classic PIM-SM？（）

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【簡(jiǎn)答題】ARP和反向ARP啥意思？

Which two of these statements correctly describe classic PIM-SM？（）

【簡(jiǎn)答題】ARP和反向ARP啥意思？