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RJIL Network
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Voice over LTE
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LTE reference model
(
)
() .., ,

( )


• eNB Radio interface and radio resource management • MME Signaling and media control function • S-GW Anchoring point for intra-LTE and with other
networks • P-GW Interconnection point to external IP networks
• PCRF Policy and Charging Rules Function • OCS Online Charging Function • OFCS Offline Charging Function
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LTE reference model
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IMS reference model
 

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IMS reference model
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Protocol Stack
S 1 A P S - 1 1  
S g i / G m  
G x 
R x 
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RJIL Network Architecture(LTE)
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RJIL Network Architecture(IMS)
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QCI table
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Sample Issues of Core Side
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UE EPC UAG/IM
Failure to send AAR ( PCRF Issue )
Failure of sending AAR leads to the failure of EPS bearer.
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UE EPC UAG/IM
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