27. How many pieces o state inormation are kept inrouters or source-based and core-based multicastrouters, respectively? (Consider the numbers omulticast groups and sources.) What kinds o stateinormation might be kept?
查看答案
28. Do multicast packets really f ow on the shortest pathin the reverse path multicasting in DVMRP?
29. What state inormation is kept in routers or thereverse path multicasting in DVMRP?
30. How is the RP o a multicast group determined inPIM-SM?
下面代码的运行结果是:for i in range(2):print(i, end='')else:print(0)
A. 010
B. 012
C. 0102
D. 01