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Telecom Articles by Samir Amberkar
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1.16
1.17
1.18
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1.20
2.1
3.1
3.2
3.3
3.4
3.5
3GPP Modem
Simulator
Test Your
Knowledge
LTE UE NAS overview
NAS ESM procedures
Bearer context/Network initiated -
Default activation
√
Dedicated activation
√
Modification
√
Deactivation
√
Transaction/UE initiated -
PDN connectivity
√
PDN disconnect
√
Allocation
√
Modification (deactivation)
√
ESM Information
√
Bearer status through TAU
√
Copyright © Samir Amberkar
Slide 7 of 16
Notes
LTE - initial attach
LTE - dedicated bearer setup
3GPP Modem Simulator
3GPP TS 24.301 "EPS NAS"
List of all referred specifications along with their 3GPP locations is available
here
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