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TS 23.402**): Non-Roaming Reference Architecture for non-3GPP Accesses

TS 23.402**): Non-Roaming Reference Architecture for non-3GPP Accesses. HSS. Wx*. **) Colouring of non-3GPP accesses and red arrows (incl. text in red) added for this presentation. S6a. S4. 2G/3G SGSN. PCRF. S3. Rx+. S7. MME. S11. Operator’s IP Services (e.g. IMS, PSS, MIHF etc.).

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TS 23.402**): Non-Roaming Reference Architecture for non-3GPP Accesses

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  1. TS 23.402**): Non-Roaming Reference Architecture for non-3GPP Accesses HSS Wx* **) Colouring of non-3GPP accesses and red arrows (incl. text in red) added for this presentation S6a S4 2G/3G SGSN PCRF S3 Rx+ S7 MME S11 Operator’s IP Services (e.g. IMS, PSS, MIHF etc.) SGi S1-MME Serving SAE Gateway PDN SAE Gateway S10 EUTRAN S5 S1-U S6c S2b Wm* 3GPP AAA Server ePDG S2a S2c Wn* HPLMN Non-3GPP Networks Trusted Non-3GPP IP Access Untrusted Non-3GPP IP Access Trusted/Untrusted* Non-3GPP IP Access or 3GPP Access Wa* Ta* UE * Untrusted non-3GPP access requires ePDG in the data path Handovers (Discovery and Selection of non-3GPP Access is needed before)

  2. An example of a possible extension to HO Message Flow using 802.21 concepts Untrusted non-3GPP IP Access

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