26:57

LTE Architecture Part 2: EPS Architecture

42:15

LTE Attach Part 2: Connection IDs in CP and UP

46:40

3GPP System Overview

27:27

LTE Attach Part 3: Attach Call Flow

1:03:07

GTP vulnerabilities:A cause for concern in 5G and LTE networks

2:28:15

SIP Deep Dive, SIP Call Flows, Headers, Requests, Responses, Live Call Sample SIP Debugs

14:24

LTE Attach Part 1: Goals of LTE Attach

8:54

Jan Böhmermann: Opinion - Germany's Far Right Comeback (The New York Times)