问题

Which three IP multicast address relat

Which three IP multicast address related statements are true?（）

AMulticast addresses 224.0.0.13 and 224.0.0.22 are reserved link - local addresses used by PIMv2 and IGMPv3
BBecause they would map to overlapping IP multicast MAC addresses, multicast addresses 224.0.1.1 and 238.1.1.1 could not be used toget her
CMulticast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted with Time to Live (TTL) greater than 1
DMulticast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers
EThe a dministratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in purpose to RFC 1918 private unicast addresses
FMulticast address 224.0.1.1 has been reserved for the Network Time Protocol (NTP) by the IANA

参考答案

参考解析：

分类：CCNP(642-902)题库

Which three IP addresses are valid multicast addresses?（）A 169.254.23.59B 223.254.255.254C 225.1.1.1D 227.43.34.2E 238.3.3.3F 249.1.2.3

2、To which of these does IP multicast se

To which of these does IP multicast send packets?（）A a single hostB a subset of hostsC all hosts sequentiallyD all hosts simultaneously

3、Which IP address and wildcard mask wou

Which IP address and wildcard mask would you use in your ACL to block all the hosts in the subnet 192.168.16.43/28?（）A 192.168.16.32 0.0.0.16...

4、Which multicast address

Which multicast address is reserved for cisco-rp-discovery？（）A224.0.1.37B224.0.1.38C224.0.1.39D224.0.1.40

5、Given the multicast IP address of 224.

Given the multicast IP address of 224.193.5.10,what would the corresponding multicast MAC address be（）A00-00-0c-c0-05-0aB00-00-0c-cl-05-0aC01-00-5e-00-00-0cD01-00-5e-41-05-0aE00-00-0c-01-00-5eF01-00-5e-cl-05-0a

6、Which of the following IP addresses is

Which of the following IP addresses is a private IP address? Select all that apply.（）A12.0.0.1B168.172.19.39C172.20.14.36D172.33.194.30E192.168.42.34

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