What is 2G, 3G, 4G?

Introduction With all the recent fuss over 4G / LTE.  Pentura thought a nice blog post highlighting the changes and developments of mobile infrastructure would be interesting for our readers.  Below is a high-level description of the 2G, 3G, 3G-Femto and finally 4G networks. 2G 2G (GSM/GPRS) is the initial backbone for all mobile infrastructure.  At the front end it comprises of a Radio Tower (BTS) , and the Base…

What is SIGTRAN? SS7? SCTP?

Introduction SIGTRAN is the name, derived from signaling transport, of the former Internet Engineering Task Force (IETF) working group that produced specifications for a family of protocols that provide reliable Datagram service and user layer adaptations for Signaling System 7 (SS7) and ISDN communications. The SIGTRAN protocols are an extension of the SS7 protocol family. It supports the same application and call management paradigms as SS7 but uses an Internet Protocol (IP) transport called Stream Control Transmission Protocol (SCTP). Indeed,…

FirefoxOS Mobile Testing | InteliSecure

I want to start a series of entries regarding Firefox OS testing to compile all the stuff I discover and research about how to use this new mobile OS and how to do app testing in this platform. I have not the pretension to create something complex and deep but something that can help me and others to the right direction when struggling with a common problem/typical task. For now, as testing devices…