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Daily Archives: 2-February-2011
Interesting Old Submarine Photo
A co-worker and I were discussing strange photos we have seen. I mentioned a photo that I saw years ago that showed USS S-5's tail sticking out of the water. During the 1920s, submarines that submerged occasionally did not come … Continue reading
Posted in History of Science and Technology
Tagged submarine
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"Dying Gasp" from a Circuit Standpoint
Introduction The Metro Ethernet Forum (MEF) specifies requirements for carrier-grade Ethernet services. One the features they define is the "dying gasp". A dying gasp is defined as follows: Dying Gasp is a message (or signal) sent by the Customer Premises … Continue reading