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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 Security 199
proxy server can accommodate. is includes all the processing that the proxy per-
forms for a call, from its setup to its termination or teardown. e two rightmost
columns are the most important ones; they report the throughput values converted
into relative processing cost. In the first row, a reference value of 100 has been
assigned to procedure/scenario (5). e results show that the introduction of SIP
security accounts for nearly 80 percent of the processing cost of a stateless server
and 45 percent of a stateful server. is increase can be explained with the increase
in the number of exchanged SIP messages and with t
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Publisher Resources

ISBN: 9781420070910