Cisco Cisco Packet Data Interworking Function (PDIF)
HeNB Gateway in Wireless LTE Network
▀ Network Deployment and Interfaces
▄ HeNB-GW Administration Guide, StarOS Release 17
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eNodeB and MME Configuration Update functions are to update application level
configuration data needed for the eNodeB and MME to inter operate correctly on the S1
interface.
interface.
S1 UE context Release Function: This functionality is responsible to manage the release of UE
specific context in the eNodeB and the MME.
UE Context Modification Function: This functionality allows to modify the established UE Context
partly.
Status Transfer: This functionality transfers Packet Data Convergence Protocol (PDCP) SN Status
information from source eNodeB to target eNodeB in support of in-sequence delivery and duplication
avoidance for intra LTE handover.
avoidance for intra LTE handover.
Trace Function: This functionality is to control a trace session recording for a UE in
ECM_CONNECTED or to control an MDT (Minimization of Derive Tests) session transferring MDT
measurements collected by the UE.
measurements collected by the UE.
Location Reporting: This functionality allows MME to be aware of the UE’s current location.
Warning Message Transmission Function: This functionality provides the means to start and
overwrite the broadcasting of warning message.
RAN Information Management (RIM) Function: This functionality allows the request and transfer
of RAN information (For example, GERAN system information) between two RAN nodes via the
core network.
core network.
Configuration Transfer Function: This functionality allows the request and transfer of RAN
configuration information (For example, SON information) between two RAN nodes via the core
network
network