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progress indicator (PI)

The Progress Indicator (PI) information element indicates the events that occur during connection setup in the ISDNB channel

. Forexample, if the connection

isnot completely switched and no end-to-end connection

is switched. In the Q.931signalling protocol, the Progress Indicator is represented by four bits. Each bit combination represents certain network configurations.

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Englisch: progress indicator - PI
Updated at: 14.04.2009
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