Everything you stream and share is broken into network packets. Learn how this enables the seamless flow of data that powers the internet. Network packets are small units of data that are sent from ...

Miss Parts I and II? No need to search or stress–they're right here:Part I Part II. IPv6 Packet Format br>The structure of the IP packet header was modified in IPv6. These changes reflect some of the ...

In the last issue we started following a packet's journey from the wire up to the higher levels of network stack processing. We left the packet at the end of layer 3 processing, where IP has ...

Interoperability of wireless devices is a growing concern, due to the rise in popularity of systems using unlicensed bands, spread spectrum and frequency hopping. One particular area of investigation ...

The previous “Transition to Digital” tutorial briefly addressed Quality of Service (QoS) and its relationship with Quality of Experience (QoE) in a digital stream. Both these terms cover a wide ...

Despite the industry attention it has received, voice-over-IP (VoIP) is not the only way to send voice across a packet-switched network. In fact, it may not even be the best approach for some ...

Figuring out the amount of bandwidth a video signal requires on an IP network isn’t terribly hard, but it does require some familiarity with the underlying technologies and packet formats. Getting the ...

Imagine a device that sits inline in a major ISP's network and can throttle P2P traffic at differing levels depending on the time of day. Imagine a device that allows one user access only to e-mail ...