There are a few network situations where QoS appears to be set up correctly, and yet packet loss still occurs. These situations can be mystifying for those who don't understand the behavior of the ...

This Glossary of Quality of Service (QoS) Terms for AV/IT professionals has been provided by Paul Zielie, Consulting Solutions Architect at AVCoIP LLC. This is intended to be a supporting document for ...

Based on your feedback requesting what topics you’d like to see addressed in this blog, this is the first in a series of entries addressing Cisco’s Quality of Service (QoS) course, and the ...

In QoS Part 1, we covered the high-level goals and concepts of using Quality of Service (QoS) to make sure that the most important network traffic gets through if the network becomes congested. This ...

Last time, we continued a discussion of what happens in an MPLS network if defined traffic levels are exceeded so that some packets need to be dropped. In particular, we stated that there is a belief ...

As broadcasters increasingly move toward IP-based systems within their facilities and for wide area network connections, the ability to prioritize some packets over others is becoming more desirable.

Also called "first-come, first served" (FCFS) queuing, FIFO is the simplest queuing method. Packets are placed into a single queue and serviced in the order they were received. Each packet is assigned ...