ADTRAN DSU IV ESP, User Manual

Page: 148 / 194

Appendix B. AT Commands
B-8 DSU IV ESP User Manual 61204011L1-1
Table B-6. DBU Options AT Commands for All Models
Front Panel AT Command Description
Automatic DBU
1= Disabled _K0 Automatic DBU disabled
2 = Enabled _K1 Automatic DBU enabled
Number to Dial
1 = DBU with #1 _B0 Dial stored #1
2= DBU with #2 _B1 Dial stored #2
Originate/Answer
1 = DBU originate _E0 Originates call if DDS fails
2 = DBU answer _E1 Answers call if DDS fails
DBU Criteria
When Out of Service
1= Disabled _G0 No DBU for OOS
2 = Enabled _G1 DBU when OOS
No Receive (Rx) Signal
1= Disabled _H0 No DBU when RX signal absent
2 = Enabled _H1 DBU when RX signal absent
No Sealing Current
1= Disabled _I0 No DBU when sealing current absent
2 = Enabled _I0 DBU when sealing current absent
When All 1s/0s
1= Disabled _P0 No DBU when all 1s/0s detected
2 = Enabled _P0 DBU when all 1s/0s condition exists