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Clearing, in telecommunications means: A sequence of events used to disconnect a telephone call and return to the ready state for the next call setup . It is sometimes, particularly in the context of common-channel signaling , called teardown .
Release (REL) — Sent to clear the call when a subscriber goes on hook. This is also sent (in direct response to an IAM) if the terminating switch determines that the call cannot be completed. In either case, the terminating switch provides a cause value in the message to explain the reason for the release, e.g. , "User busy".
The Federal Aviation Administration insists flying is still extremely safe and improvements are being made even as near miss numbers rise.
Pronounced / s eɪ ˈ k juː r ɪ t eɪ / say-KURE-i-tay, this is the official safety voice call. "I have important meteorological, navigational or safety information to pass on." This call is normally broadcast on a defined channel (channel 16 for maritime VHF) and then moved onto another channel to pass the message.
The Biden administration said Friday it will invest more money in aviation safety and consider requiring planes to be equipped with technology designed to prevent close calls around airports. The ...
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A nuclear close call is an incident that might have led to at least one unintended nuclear detonation or explosion, but did not. These incidents typically involve a perceived imminent threat to a nuclear-armed country which could lead to retaliatory strikes against the perceived aggressor.
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