Categories
EPC LTE Mobile Networks

LTE EPC: Serving Gateway (S-GW) Basic Function

Basic processes and functions of the LTE EPC Serving Gateway (S-GW).

Categories
EPC GSM LTE Mobile Networks Uncategorized

Getting TIED up with GTP Tunnels

What’s the deal with Tunnel Endpoint Identifiers and what do they do?

Categories
GSM Mobile Networks RF

GSM with Osmocom: GPRS & Packet Data

So far we’ve focused on building a plain “2G” (voice and SMS only) network, which was all consumers expected twenty years ago. As the number of users accessing the internet through DSL, Dial Up & ISDN grew, the idea of getting this data “on the go” became more appealing. TCP/IP was becoming the dominant standard […]

Categories
EPC LTE Python RFCs & Standards

GTPv2 – F-TIED Interface Types

A quick look at the Interface Types in the F-TIED field in GTPv2

Categories
EPC LTE Mobile Networks RFCs & Standards

Why GTP for Mobile Networks?

Why and How GTP is used in LTE networks to carry user data.