17:25

4.Mobile Communication: IREG Testing

15:35

Mobile Communication: Components of BSS and OSS

4:30

What are SGSN and GGSN in mobile networks?

5:33

5G Network Architecture Simplified

8:01

International Roaming Call Flow

16:02

Mobile Communication: eTOM Framework

16:50

Mobile Communication: BSS and OSS

9:41

Mobile Originated Call (MOC) and Mobile Terminated Call (MTC) in Call Routing || GSM