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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
85
4Chapter
Mobility
One major limitation of the current Internet is its inability to provide and support
mobility. is chapter discusses the solutions on mobility for IP communications.
Mobility solutions are engineered differently in different layers of the OSI, including
the physical, data-link layers, network, session, transport, and the application lay-
ers. We discuss a solution for mobility in relation to SIP in the application layer.
e mobility of nodes is handled in the application layer. e problem is that
a node that changes from one link to another is not able to maintain communica-
tion at the new location without changing or acquir
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Publisher Resources

ISBN: 9781420070910