Termination Options
9/24/01
10-3
Figure 10-1: FXO Operation
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Figure 10-2: DPT Operation
10.3.2 Dial Pulse Termination (DPT)
In DPT mode, the FXO/DPT offers near end termination for one-way Direct Inward Dial (DID). Two-
way DID is provided by CAC’s 4 wire E&M interface. The DPT card interprets T1 signaling bits to:
•
provide incoming seizure
•
act as a current sink for a PBX -48V battery source
•
establish an audio path
Telephone
Telephone
Fax
Fax
FX
O
FX
S
PBX
CO
Incoming
Outgoing
T1
Calling Party
Called Party's
Direct Extension
PBX
CO
Direct Inward Dialing (DID)
T1
*Battery Reversal FXS/DPO 12-
Channel Analog Card
Summary of Contents for Access Bank II SNMP
Page 17: ...xx ...
Page 37: ...3 8 9 24 01 ...
Page 47: ...4 10 9 24 01 ...
Page 61: ...5 14 9 24 01 ...
Page 69: ...6 8 9 24 01 ...
Page 87: ...FXS ID Configuration 8 14 9 24 01 ...
Page 97: ...Battery Reversal FXS Dial Pulse Origination Card 9 24 9 24 01 ...
Page 103: ...12 Channel FXO Dial Pulse Termination Card 10 6 9 24 01 ...
Page 121: ...4 Wire E M TO Configuration 11 18 9 24 01 ...
Page 139: ...12 18 9 24 01 ...
Page 144: ...Replacing the Controller Card 9 24 01 13 5 Figure 13 3 Replacing the Controller Card ...
Page 145: ...13 6 9 24 01 ...