Monday, 13 February 2017

UE context modification in LTE

The UE context modification modify the established UE Context partly at EnodeB (e.g. with the Security Key or Subscriber Profile ID for RAT/Frequency priority). The procedure uses UE-associated signaling. This procedure is initiated by MME with message UE_CONTEXT_MODIFICATION_REQ to ENdoeB.Following parameters may be modified- the Security Key IE.

– the Subscriber Profile ID for RAT/Frequency priority IE.
– the UE Aggregate Maximum Bit Rate IE.
– the CS Fallback Indicator IE.
– the UE Security Capabilities IE.
– the CSG Membership Status IE.
– the Registered LAI IE.

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