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MONITORS THE WORLD OF LTE IN YOUR NETWORK LTE Protocols LTE Interfaces Interfaces S6a, S6d, S13, S13’ , SWa/d/m/x, STa, S6b, H2, Pi, Gx, Gxa, Gxc, Gy Rx, S9 S1-U, X2-U, S4-U, S5/8-U, S12-U S3-C, S4-C, S5/8-C, S10, S11 S2a-C LTE-Uu, S1-MME LTE-Uu S2a-C, S2b-C, S5/8-C LTE-Uu LTE-Uu, S1, X2, S3 S1-C S1-MME, X2, SBc, Diameter-based interfaces X2-C Description Authentication, Authorization and Accounting Protocol Interface Cx Gxa/S7 Gxc GPRS Tunneling Protocol User Plane Protocol GPRS Tunneling Protocol for Control Plane Mobile IPv4 Protocol Non-Access-Stratum Protocol Packet Data Convergence Protocol Proxy Mobile IPv6 Protocol Radio Link Control Protocol Radio Resource Control Protocol E-UTRAN S1 Application Protocol (S1AP) Stream Control Transport Protocol Gy LTE-Uu Rx+ SBc SGi SGs S1-MME S1-U S2a S2b S2c S3 S4 E-UTRAN X2 Application Protocol S5 S6a S7/Gxa S8 S9 S10 S11 S13 S13’ S101 S102 S103 Sv SWa SWd SWm SWx Description CSCF PCRF PCRF P-GW UE PCRF MME P-GW MME eNB eNB P-GW P-GW P-GW SGSN SGSN S-GW MME P-GW Visited PCRF MME MME MME SGSN MME MME S-GW MME AAA Proxy AAA Server ePDG HSS eNB AAA eNB MME S-GW EIR EIR eAN/PCF MSC [1xRTT ] HSGW MSC [ WCDMA] untrusted non-3GPP access AAA Proxy AAA Proxy Cx ISC Ma Mg Mi Mj Mn Mr Mw Rf/Ro Sh HSS P-GW S-GW OCS eNB AF CBC PDN VLR MME S-GW HSGW [trusted non-3GPP IP access] ePDG UE [untrusted non-3GPP and/or 3GPP access] MME S-GW P-GW HSS PCRF Home P-GW Home PCRF AF CBC eAN/ePCF EIR eNB ePDG GGSN HSGW HSS MME MSC OCS PDN PCRF P-GW SGSN S-GW UE VLR LTE Entities Entity Name AAA Description Authentication, Authorization and Accounting server Application Function Cell Broadcast Center Evolved AN/Packet Control Function Equipment Identity Register eNodeB Evolved/Enhanced Packet Data Gateway Gateway GPRS Support Node HRPD Serving Gateway Home Subscriber Server Mobility Management Entity Mobile Switching Center Online Charging System Packet Data Network Policy and Charging Rules Function Packet Data Network (PDN) Gateway Serving GPRS Support Node Serving Gateway User Equipment Visitor Location Register UE NAS IP RRC P PDC RLC MAC l ca hysi P LT (A E-U ir In terf a ce) u B ode eN NAS IP RRC P PDC RLC MAC l ca hysi P v1 GTP DP IP U rnet Ethe al sic Phy P X2A P CT S P X2A TP SC IP rnet Ethe al sic Phy v1 GTP UDP v1 GTP UDP IP net ther l E sica Phy NAS P S1-A TP SC IP net ther al E sic Phy S1-M ME NAS P S1-A TP SC IP net ther al E sic Phy LTE v2 GTP DP U IP net ther al E sic Phy eter Diam P SCT IP et hern l Et ica s Phy Name Diameter 3GPP / ITU Standard RFC 3588, 29.272, 29.273, 29.212, 29.214, 29.215, 32.299 29.281 29.274 29.279 24.301 36.323 29.275 36.322 36.331 36.413 RFC 2960 GTPv1 GTPv2 MIPv4 NAS PDCP PMIPv6 RLC RRC S1AP SCTP Product brand names may be trademarks of their respective owners and are mentioned for reference only. Information subject to change without notice. RADCOM makes no warranty of any kind, expressed or implied, including, but not limited to, the implied warranties of merchantability and tness for a particular purpose. RADCOM is not liable for errors contained herein. e eB Nod v1 GTP DP U IP rnet Ethe cal si Phy NAS P S1-A CTP S IP rnet Ethe al sic Phy X2 M NAS P S1-A TP SC IP net ther l E sica Phy v2 GTP DP U IP rnet Ethe ical s Phy X2AP 36.423 S1-M ME ME S6a S1-U S1-U v1 GTP UDP IP net ther l E sica Phy eter Diam P SCT IP rnet Ethe ical s Phy Visited S-GW IMS Interfaces Interface Description I-CSCF, S-CSCF S-CSCF I-CSCF MGCF S-CSCF BGCF MGCF S-CSCF P-CSCF CSCF AS HSS AS AS I-CSCF BGCF MGCF IM-MGW MRFC I-CSCF BGCF S-CSCF MRFC MGCF AS HSS E MM LTE Network Planes Control Plane User Plane Non-Access Stratum ervin S v1 GTP DP U IP rnet Ethe cal si Phy v2 GTP DP U IP net ther al E sic Phy eter Diam P SCT IP et hern l Et ica s Phy S10 S6a v1 GTP DP U v2 GTP UDP IP/P PP HSS g GW v1 GTP UDP v2 GTP DP U IP net ther l E ica s Phy v2 GTP DP U IP net ther al E sic Phy S11 S5/S 8 IP rnet Ethe al sic Phy eter Diam P T SC IP net ther al E sic Phy X2 N GW PD r2 Laye al ic s Phy SGi IP/P PP t erne Int W -MG IM co) ega 8 (M CTP H.24 CP/S /T UDP IP rnet Ethe ical s Phy IMS Entities Entity Name BGCF HSS I-CSCF IM-MGW MGCF Description Breakout Gateway Control Function Home Subscriber Service Interrogating Call Session Control Function IP Multimedia Media Gateway Media Gateway Control Function Media Resource Function Proxy Call Session Control Function Serving Call Session Control Function F PCR Typical LTE Procedures UE eNodeB New MME Old MME/SGSN EIR Attach Procedure Attach Request Attach Request Identi cation Request Identi cation Response Identity Request Identity Response Authentication/Security Identity Request/Response ME Identity Check Ciphered Options Request Ciphered Options Response Update Location Request Cancel Location Cancel Location Ack Update Location Ack Create Session Request Create Session Request PCEF Initiate IP-CAN Session Termination Create Session Response eter Diam P SCT IP rnet Ethe ical s Phy 7/Gx S a SGi P-C r2 Laye al sic Phy SCF Serving GW PDN GW PCRF HSS SDP SIP TCP/S / UDP IP net ther E l sica Phy Med RTP CTP ia E nco ding odin g Mn Mg SDP SIP TCP/ / UDP IP rnet Ethe al sic Phy Med co) ega 8 (M CTP H.24 CP/S /T UDP IP rnet Ethe ical s Phy MRF E edia ncod ing P-CSCF S-CSCF Mw SDP SIP TCP/S / UDP IP net ther E l sica Phy ia Med RTP CTP g codin Enc MGC F SDP SIP TCP/ / UDP IP net ther E l sica Phy M RTP P SCT IMS Network Planes Control Plane User Plane CF I-CS RTP P SCT ia E n eter Diam P UD IP et hern l Et ica s Phy Mj eter Diam P UD IP et hern l Et ica s Phy Med Cx Mw M RTP SDP TP SIP TCP/SC DP/ IP U rnet Ethe al sic Phy e nc dia E odin g HSS Diam UDP IP rnet Ethe ical s Phy eter eter Diam UDP IP rnet Ethe ical s Phy RTP SDP TP SIP TCP/SC P/ UD IP t erne Eth cal si Phy ia E ncod ing Med ia Cx RTP SDP TP SIP TCP/SC / UDP IP net ther E l sica Phy Med ia E ncod ing BGC F RTP TCP/ / UDP IP rnet Ethe al sic Phy od Enc ing SDP SIP P SCT IMS Mi RTP SDP TP SIP TCP/SC / UDP IP net ther E l sica Phy Med ia E ncod ing IP k r etwo N F -CSC S Mr MRF LTE - CDMA2000/eHRPD Connectivity LTE - UMTS Connectivity HSS Attach First Downlink Data Create Session Response Initial Context Setup Req./Attach Accept RRC Connection Recon g. RRC Connection Recon g. Complete Initial Context Setup Resp. LTE E-UTRAN SAE-EPC PSTN LTE E-UTRAN SAE-EPC LTE-Uu eNB S1-MME S1-U X2 LTE-Uu HSS PSTN PDP Context activation S6a S6a Internet Internet Direct Transfer Attach Complete LTE-Uu eNB S1-MME S1-U MME S11 S10 SGi MME S11 S10 SGi Dedicated Bearer Activation Procedure IP-CAN Session Modi cation Create Bearer Request MME S11 SGi S5/S8 IMS MME S11 SGi S5/S8 IMS LTE-Uu X2 Bearer Setup Req. Session Management Req. RRC Connection Recon g. RRC Connection Recon g. Complete Closing session Create Bearer Request eNB Serving GW PDN GW S7/Gxa eNB Serving GW S3 S4 PDN GW S7/Gxa Go S101 Bearer Setup Response S103 S2a S7a/Gxa PCRF Gi Go PCRF Gi Direct Transfer Session Management Response CDMA2000/eHRPD Create Bearer Response Create Bearer Response IP-CAN Session Modi cation UMTS eAN/ePCF A10/A11 HSGW Iu-PS SGSN Gn GGSN Headquarters: RADCOM Ltd. - 24 Raoul Wallenberg Street, Tel Aviv 69719, Israel Tel: +972-3-6455055 Fax: +972-3-6474681 Email: [email protected] | US O ce: RADCOM EQUIPMENT, INC. 6 Forest Avenue, Paramus, NJ 07652, USA Tel: +1 201-518-0033 Fax: +1 201-556-9030 Call toll-free: 1-800-RADCOM-4 Email: [email protected] China O ce: RADCOM (China) LTD. 2309, Block A, Beijing Full Link Plaza, No. 18, ChaoYangMenWai Avenue, Chaoyang District, Beijing 100020, China Tel: +86-10-65886207 Fax: +86-10-65886207 ext188 Email: [email protected] | Brazil O ce: RADCOM (Brazil) LTD. AL. RIO NEGRO, 1030 – 3º. Andar - SALA 301 – Alphaville Barueri – SP, Brazil Tel: +55-11-71309793 Fax: +55-11-71309793 Email: [email protected] W W W. R A DCOM . COM RA - PLTE Revision A RAN PS-Core UTRAN