INDEXHABOUTHcopyright © samir amberkar

1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
1.10
1.11
1.12
1.13
1.14
1.15
1.16
1.17
1.18
1.19
1.20

2.1

3.1
3.2
3.3
3.4
3.5




another knowledge site

3GPP Modem
Simulator

Test Your
Knowledge

another knowledge site

LTE Overview
End-to-end protocol stack - signaling



AT interface
Adaptor
ESM
EMM
RRC
PDCP
RLC
MAC
PHY
UE
⇔
RRM/Relay
RRC S1AP
PDCP SCTP
RLC IP
MAC L2
PHY L1
eNB
⇔
MME AL
ESM GTP-C
EMM
S1AP
SCTP UDP
IP IP
L2 L2
L1 L1
MME
⇔
SGW AL
GTP-C
UDP
IP
L2
L1
SGW
LTE-logo-757224.png


Copyright © Samir Amberkar Slide 10 of 17


Notes

LTE - Signaling stacks UE
LTE - Signaling stacks eNB
LTE - Signaling stacks MME
 3GPP TS 36.300 "E-UTRAN overall"
3GPP TS 23.401 "EPS overall"
List of all referred specifications along with their 3GPP locations is available here.

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18