SS II komplet_2011-2012.pdf
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Ericsson IMS mid term architecture<br />

Based on IETF, 3GPP ,<br />

OMA and TISPAN<br />

specifications<br />

GSM<br />

RAN<br />

WCDMA<br />

RAN<br />

CDMA<br />

RAN<br />

IAD<br />

802.1x<br />

WLAN<br />

D<br />

S<br />

L<br />

D<br />

S<br />

L<br />

D<br />

S<br />

L<br />

D<br />

S<br />

L<br />

Broadband access<br />

Cellular access<br />

BSC<br />

RNC<br />

BSC<br />

Gb/ IP<br />

Iu-ps/IP<br />

UNC<br />

SGSN<br />

A-RACS<br />

WSN<br />

Gn<br />

POTS access interworking<br />

IMS-service to POTS access<br />

E.g.<br />

BRAS<br />

GGSN<br />

PDSN<br />

H.248<br />

(AGW)<br />

MSAN<br />

R q<br />

Broadband<br />

IMS access<br />

H.248<br />

AGCF<br />

(P-CSCF)<br />

SGC<br />

(P-CSCF)<br />

SGC<br />

MP<br />

MP<br />

(A-BGF)<br />

A-SBG<br />

Cellular IMS access<br />

PCRF<br />

Rx+<br />

P-<br />

(PDF)<br />

Gx+<br />

CSCF<br />

HA<br />

SIP<br />

H.248<br />

SIP<br />

RTP<br />

SIP<br />

SIP<br />

RTP, MSRP,…<br />

Support<br />

DNS<br />

ENUM<br />

IMS<br />

core<br />

Media<br />

Servers<br />

Charging<br />

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

CSCF<br />

(P -,, I-, I , S-) S<br />

MRFC<br />

M r (SIP)<br />

IP<br />

S h<br />

(Diameter)<br />

C x (Diameter)<br />

M p<br />

MRFP<br />

ISC<br />

H.248<br />

RTP, MSRP, …<br />

RTP<br />

RTP<br />

ISC<br />

ISC<br />

S h<br />

GRX interwork<br />

N-SBG<br />

S h<br />

M p<br />

OSA/Parlay appl. environment<br />

SIP<br />

NRG<br />

Multi-<br />

IP<br />

media<br />

Centrex<br />

Telephony<br />

xxx<br />

AS<br />

Open SIP AS environment<br />

SIP Applications & Enablers<br />

Presence<br />

SIP<br />

EAS<br />

VoCS interworking<br />

H.248<br />

MGC/<br />

SGW*<br />

N-SBG<br />

We<br />

Instant<br />

Share<br />

Talk<br />

VoIP network interworking<br />

H.248<br />

SGC<br />

(I-BCF)<br />

MP<br />

(I-BGF)<br />

MGW<br />

GLMS<br />

Messaging<br />

SIP/H.323<br />

VoIP<br />

ISUP<br />

CCS<br />

GSTN<br />

Matus Turcsany | © Ericsson AB 2010 | December <strong>2011</strong> | Page 54

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