Unfortunately, the PCF has limited support and a number of limitations (for example, it does not define classes of traffic).

They usually indicate something all drivers must do (e.g. keep left) or a facility available to certain classes of traffic (e.g. pedal cycles only).

In the end, Net Neutrality is about ensuring that ISPs don't wring extra profits out by demoting one particular class of traffic.

The Causeway itself was fifty yards wide and two miles long, stone, and divided into directional lanes which separated the various classes of traffic for flow efficiency.

These values can be used to prioritize different classes of traffic (voice, video, data, etc.).

"All classes of traffic are up, but the buses stand out," said Joanne Crowley, deputy director of tunnels, bridges and terminals for the Port Authority.

The following classes of traffic are not allowed on Irish motorways:

In six columns the classes of traffic handled at the station was shown as follows:

According to the Official Handbook of Stations the following classes of traffic were being handled at this station in 1956: G, P and there was no crane.

Other classes of traffic remain subject to tolls, which are £0.05 in the case of cars.