The 3G4G Blog

Ralf Kreher explained EPS Fallback mechanism in his post earlier, which is still quite popular. This post contains couple of videos that al...

I looked at Control and User Plane Separation (CUPS) in a tutorial, nearly five years back here . Since then most focus has been on 5G, not ...

I looked at the RRC Inactive state back in 2017 , but the standards were not completely defined. In the meantime standards have evolved ...

One of the items in 3GPP Rel-14 is Control and User Plane Separation of EPC nodes (CUPS). I have made a video explaining this concept t...

Its been quite a while since I posted about QCI and end-to-end bearer QoS in EPC . In LTE Release-12 some new QCI values were added to hand...

I have finally got round to having a look at some more presentations on 5G from the recently concluded 3GPP RAN 5G Workshop . Part 1 of th...

This one is from the LTE World Summit 2014. Even though I was not there for this, I think this has some useful information about the 4G/L...

We recently held our first Virtual Networks SIG event in Cambridge Wireless. There were some great presentations. The one by the UK ope...

Yesterday I wrote a blog post on whether Wi-Fi is the third RAN in the Metrocells blog . Today I am posting this excellent presentation tha...

Present and future Standards for mobile internet and smart phone information security from Zahid Ghadialy Other related ...

An interesting presentation from Alcatel-Lucent IPv6 IN MOBILE ENVIRONMENTS from Zahid Ghadialy Related Post LTE and IPv6

Interdigital: Cellular-Wi-Fi Integration from Zahid Ghadialy

Another brilliant presentation from the LTE World Summit early this year Day 1-t4 roland-schott-20120523 from ceobroadband

One of the features being investigated and added is the Sponsored Data Connectivity feature in the Evolved Packet System. This feature h...

The Signalling Storm is coming, its not the question of 'if' but when. This was the unanimous message from the Signaling Focus D...

Here is an attempt to update the LTE Architecture with MBMS and Location Services (LCS) entities included You can also refer to the f...

3GPP LTE Evolved Packet System & Application to Femtos View more presentations from Zahid Ghadialy A video of the actual presentati...

INT = IMS Network Testing. ETSI INT website here . More details below the presentation: ETSI INT IMS/EPC INTEROPERABILITY STANDARDISATION ...

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I hope we all know USSD. If not then hopefully my old blog post will help remind you of USSD. Apparently USSD is as popular as it was nearl...