It is amazing how the connectivity systems within a mobile network (Backhaul/Transport) have evolved over the last two decades – from 2G voice only services to our modern LTE world where even voice could be served through a packet switched network. Such evolution is always haphazard, driven by real-time traffic demands and ends up making the network messier and messier over time.
The topic which I have come across in recent meetings across a wide spectrum of industry representatives is “Software Defined Networks” or SDN. Across Service Providers, Equipment Vendors, Software Vendors and System Integrators, and from East Asia to California, the most happening stuff seems to be SDN.
The most happening news story in the telecom industry where billions of dollars are being invested today is obviously that of the National Broadband Network in Australia. The investment is happening as a Government initiative leading to the creation of an open-access service provider (Australian NBN Co.) which turns the conventional belief that PTTs never did any country any good on its head. This is not the first Government to have gone back to the PTT era temporarily to give its citizens a jump-started communications facility – Singapore and, closer home, New Zealand too have embarked on similar initiatives, with Singapore, not surprisingly, being in the more advanced state. Continue reading