We've been doing some snacks about queuing in packet networks. Today we return to that them with a look at the most basic form of queuing: the first in, first out (FIFO) queue. This queue type would seem to be the most fair: arriving packets go to Read More...

You want your traffic to be in better shape? No problem. A little diet. A little exercise. Those packets will be lean and mean in no time at all. Unfortunately, traffic shaping is not quite as easy as diet and exercise. (Actually, now that I think about Read More...

Recently, we did a PodSnack on the concept of delay in packet networks. We noted that one of the thorny forms of delay to deal with is queuing delay . This delay occurs when more packets arrive to be forward on a particular facility than the facility Read More...

We hear references to the importance of Quality of Service (QoS) in packet networks all the time. This concept is an important one as we increasingly use our packet networks to carry more than just data. Although QoS is not solely a matter of controlling Read More...