NEC NEAX2400 ICS, Руководство по программированию

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NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
Page 771
Trunk-to-Trunk Third-Party Cancellation T-28
Programming (cont’d)
System Data 3, Index 2, Bits 4-7. Switch hook flash ends timer. To calculate this value: (1 ~ FH) x 120
msec = Timer. For both beginning and ending timers, assign 91H for 120 - 1080 msec.
FCCS Programming
No unique programming is required for the FCCS network.
Note: System timers may be set on a network basis in ASYDN.
f (t) Bit 0-3 Bit 4-7
0 ms
No Detection
120 ms 1080 ms Disconnection
SHF Detect