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4g/ lte arct, HOW E UTAN EVOLVED, UU INTERFACE// AIR INTERFACE, S6A…
4g/ lte arct
middle part / E-UTRAN
UTARN EVOLVED FROM 3G
E NODE B
BTS TOWER
BTS TURN NODE B IN 3G
IN 4G IT BECOME 4G
user interface
MOBILE + 4G SIM IS USER EQUIPMENT
EPC
CONTROL PLANE
CONTOL INFO MANAGE
MME
MANAGE MOBILITY OF THE SUBSCRIBER
AUTENTICATION
HSS
STORE DATA
USER PLANE
HANDEL DATa
S GATWAY SAME AS SGSM
PACKET DATA NETWORK GATEWAY
INTERNET
HOW E UTAN EVOLVED
2G ?GSM
BSC BASE STATION CONTROLLER
IT CONNECT ALL BTS TOWER
3G / UMTS ARCT
RNC RADIO NETWORK CONTROLLER
CONVERT ALL NODE B
IN 4G THERE IS NO CONTROLLING UNIT
THAT IS WHY TO CONTROL E NODE B AN X2 INTERFACE IS GIVEN BETWEEEN eUTARN
UU INTERFACE// AIR INTERFACE
S6A INTERFACE
S5 INTERFACE
M11 INTERFACE
s1 INTERFACE
s1MME
S1 U