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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
SIP Quality-of-Service Performance 213
be a result of better received signals from the new node or better channel conditions
to the new node. Whichever one of these is involved, there are delays to consider
during handoff.
e initial design of SIP did not consider mobility management of the end nodes
an issue and hence mobility management using SIP is an afterthought. However,
to support real-time applications, it is essential to address the mobility of nodes to
ensure that there is no disruption of communication due to lost attachment and
poor link quality. In the mobility management scheme described in Figure 11.2,
during an active commun ...
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Publisher Resources

ISBN: 9781420070910