Condition
Current in signaling
lead
State of trunk
detector
Digits
Current flow
interrupted for each
pulse
Low-high-low for
each pulse
Near-end answers
No current flow
Low
Far-end on hook first
Current flow
High
Network taken down and trunk idled
No current flow
High
Near-end on hook first, network taken down Current flow
Low
Far-end on hook, trunk idled
No current flow
High
Table 185: DX signaling - outgoing calls with originating party release on tandem
connections
Condition
Current in signaling
lead
State of trunk
detector
Idle
No current flow
High
Seizure (far-end ready for digits)
Current flow
High
Dial CO/FX/WATS
Current flow
interrupted for each
pulse
High
Stop sender
No current flow
Low
Go sender (universal service provided by far-
end PBX if originating end is senderized)
Current flow
High
CO/FX/WATS offices ready for digits
Stored Office DN digits
Current flow
interrupted for each
pulse
High
Outpulsed
No current flow
Low
Far end answers
No current flow
Low
Far end on hook first
Current flow
High
Near end on hook, network taken down,
trunk idled
No current flow
High
Near end on hook first, network taken down
Current flow
Low
Far end on hook, trunk idled
No current flow
High
Operation
Circuit Card Reference
July 2011 449
Summary of Contents for 1000 Series
Page 1: ...Circuit Card Reference Nortel Communication Server 1000 7 0 NN43001 311 04 04 July 2011 ...
Page 20: ...20 Circuit Card Reference July 2011 ...
Page 30: ...Introduction 30 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 116: ...Option settings 116 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 143: ...Figure 25 CP PIV card front Physical description Circuit Card Reference July 2011 143 ...
Page 148: ...NT4N39AA CP Pentium IV Card 148 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 287: ...Figure 86 Clock Controller Option 3 Operation Circuit Card Reference July 2011 287 ...
Page 302: ...NT5K21 XMFC MFE card 302 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 346: ...NT6D80 MSDL card 346 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 353: ...Figure 96 NTDK16 DLC Functional description Circuit Card Reference July 2011 353 ...
Page 461: ...Figure 147 Paging trunk operation Applications Circuit Card Reference July 2011 461 ...
Page 462: ...NT8D15 E and M Trunk card 462 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 500: ...NTAK09 1 5 Mb DTI PRI card 500 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 512: ...NTAK10 2 0 Mb DTI card 512 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 534: ...NTAK79 2 0 Mb PRI card 534 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 550: ...NTBK22 MISP card 550 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 560: ...NTBK50 2 0 Mb PRI card 560 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 595: ...Figure 165 MGC block diagram Introduction Circuit Card Reference July 2011 595 ...
Page 662: ...NTRB21 DTI PRI DCH TMDI card 662 Circuit Card Reference July 2011 Comments infodev avaya com ...
Page 668: ...NTVQ01xx Media Card 668 Circuit Card Reference July 2011 Comments infodev avaya com ...
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