COLLN. stands for various terms. Discover the full forms, meanings, and possible interpretations of COLLN. across different fields and industries.
The event that occurs when two transmitters send at the same time on a channel designed for only one transmission at a time data will be destroyed. Or In X.25 communication, a condition that occurs when data terminal equipment (DTE) and data circuit-terminating equipment (DCE) simultaneously transmit packets (for instance, a clear request packet and a clear indication packet) over the same logical channel.
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