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SS II komplet_2011-2012.pdf

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IMS Overview<br />

› IMS is a horizontal<br />

architecture for offering IP<br />

Multimedia Applications<br />

Ericsson IMS<br />

IMS Push to Talk<br />

Solutions<br />

IMS weShare<br />

IMS Multimedia Telephony<br />

› IMS is defined in<br />

3GPP/3GPP2 standard,<br />

Embraced in TISPAN<br />

› The IMS architecture is<br />

based on the SIP-protocol<br />

for call-control in all IPnetworks<br />

› IMS supports different<br />

accesses, such as:<br />

‣ WCDMA, GPRS,<br />

‣ CDMA2000,<br />

‣ Wire-line Broadband<br />

‣ WLAN<br />

‣ WiMAX<br />

‣ Cable<br />

Support Systems<br />

IMS PTT<br />

AS<br />

Application Servers<br />

O<strong>SS</strong><br />

EMA<br />

IMS Video Telephony<br />

Multi Mediation<br />

ADC<br />

Centrex<br />

Server<br />

H<strong>SS</strong><br />

MRFC<br />

IMS<br />

AS<br />

ICP<br />

IMS Common System<br />

IMS Enablers<br />

PGM PS IMSM Conf. SDS<br />

IMS Core<br />

IPWorks<br />

A-SBG<br />

IMS Messaging<br />

CSCF<br />

MRFP<br />

IMS client<br />

Interworking<br />

N-SBG<br />

MGC<br />

MGW<br />

IMS Studio<br />

Advice, Integrate and Manage<br />

Matus Turcsany | © Ericsson AB 2010 | December <strong>2011</strong> | Page 31

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