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IP Communications and Services for NGN
book

IP Communications and Services for NGN

by Johnson I Agbinya
December 2009
Intermediate to advanced content levelIntermediate to advanced
411 pages
12h 24m
English
Auerbach Publications
Content preview from IP Communications and Services for NGN
95
5Chapter
IPv6
roughout its history, the Internet has seen repeated improvements and enhance-
ments to patch the inherent flaws in its initial design—and they are many. e
Internet is traditionally not plug-and-play because nodes and networks need elabo-
rate set-up and configuration processes. Other prominent flaws include its ability to
support only best-effort QoS, lack of security, inability to support mobility in the
real sense, and the limited address space provisioned in IPv4.
e fast-dwindling IPv4 address space led to the creation of IPv6 to replace it.
IPv4 address space was limited to 32 bits or about 4 billion addresses. To provide
for ...
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Publisher Resources

ISBN: 9781420070910