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CCNP Routing and Switching ROUTE 300-101: Official Cert Guide by Kevin Wallace

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Chapter 13

1. B and E. The private IPv4 address space consists of Class A network 10.0.0.0, Class B networks 172.16.0.0–172.31.0.0, and the 256 Class C networks that begin 192.168.

2. B. ICANN and IANA manage the assignment of public IPv4 address space such that large address blocks (often called CIDR blocks) exist in a particular geography or are assigned to particular ISPs. As such, Internet routers can more easily create summary routes to help keep the routing table small in the Internet. 200.1.2.0/24 would likely also be allocated to some registrar, ISP, or customer in Asia. Because of the large route summaries, in this case possibly a summary for 200.0.0.0/8, routers in North America would not see an increase in the size of their routing ...

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