Network Troubleshooting Tools: Help for Network Administrators

by Joseph D. Sloan

The Peter Principle. The premise of the book was that people rise to their level of incompetence.

:)

If incompetence is not recognized, then an individual may rise well beyond his level of incompetence. This often happens in technical areas because there is no one in management who can judge an individual’s technical competence.

Very true!

The name ping is frequently described as an acronym for Packet InterNet Groper.

Hmmmm.

The term bandwidth is typically used to describe the capacity of a link.

Yup.

device may begin retransmitting a frame before it has finished receiving that frame. With Ethernet frames, for example, the destination address is the first field in the header. Once this has been read, the out interface is known and transmission can begin even though much of the original frame is still being received. Devices that use this scheme are called cut-through devices.

Router mechanism1

wait until the entire frame has arrived before retransmitting it. Switches that use this approach are known as store-and-forward devices.

Router mechanism2

Difficulty=0 (Trivial joke)