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IPsec in VoIP Networks
from  Newport Networks

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Description:
VoIP Security is becoming ever more important as high profile fraud cases hit the press. Strong authentication of users helps mitigate these attacks, a fact recognised by 3GPP in the IMS security framework. But IPsec poses problems in wireline networks when it encounters NATs. This paper examines the problems when IPsec meets NAT and looks at TISPANs solution to the problem.

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