NEC Electra Elite IPK Programing Manual page 468

Elite IPK
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1. Specify distinguishing circuit release from on-hook, noise, and temporary interruption. Probable situations for Tie
line release detection include:
Called side hangs up first. The circuit is released 92 ms. + specified time after the other party disconnects
the call.
Called side hangs up second. The circuit is released when the specified time has elapsed after the other
party hangs up.
Originating side hangs up first. The circuit is released 92 ms. + specified time after the other party hangs
up.
Originating side hangs up second. The circuit is released when the specified time has elapsed after the
other party hangs up.
2. This Memory Block affects T1 channels assigned as Tie/DID lines. A DTI-U( ) ETU is required.
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Programming Manual
Notes
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