ATIS Telecom Glossary
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flash signal
A loop-open signal of 300 to 1000 ms at the network interface (NI) that is generated by the network, typically under the control of the far-end customer interface (CI), to control supplementary calling features when such features are provided by the near-end CI. [T1.407-1997]

 

 

 

 

 

 

 

 

 

 



 
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