How does an SDN interoperate with the rest of the network? SDN Doesn't Operate Alone Software Defined Networks don't operate alone. They will have to interoperate with other SDNs and with other parts ...

I love new security testing tools. There is nothing quite like finding some magical bits of code allowing you to use and abuse protocols in unique and unnatural ways. I was introduced to Loki at ...

In an ideal Internet all packets would be treated as equal by the Internet Service Providers (ISP) and backbone operators who transport them across cyberspace. Unfortunately, this is not always the ...

According to the OSI Model, the session layer is where connections are established, managed, and torn down. For connection-oriented network protocols, understanding how the session layer works, and ...

Last time, one of our readers challenged VoIP market leaders Cisco, Nortel and Avaya on their commitment to open standard, cost-effective VoIP solutions. Today, we’d like to add our observations and ...

Advances in congestion control and performance optimisation are critical to ensuring robust and efficient data transmission across an ever-expanding range of network environments. Contemporary ...

The Internet of things (IoT) has a key role in the future of wireless networks [1 and 2]. In recent years, the Internet network has had a rapid growth because of widespread coverage of LTE (Long Term ...

Spoiler: there isn’t just one network definition. Learn everything you need to assess various network types, topologies, and architectures. The simple network definition: a system that links other ...