Utility:) 1:1 - Comtech EF Data CDM-760 Installation And Operation Manual

Front Panel Operation
CDM-760 Advanced High-Speed Trunking Modem
6.2.6.4 (Utility:) CID
Appendix H. CARRIER ID (DVB-CID MetaCarrier®)
CID: Lat:33
State:On
Use the   arrow keys to select a parameter. Press ENTER.
6.2.6.5

(Utility:) 1:1

1:1: Manual/Auto
Use the   arrow keys to select a parameter. Press ENTER
(Utility: 1:1) Manual/Auto
1:1 Redundancy: Manual
Use the  arrow keys to select Manual or Auto. Press ENTER. The operational states for 1:1
Redundancy are as follows:
• Manual – The currently active modem remains Online regardless of any current or future
faults. Online and Offline (Standby) modems remain in this state until you Force the
switchover.
• Auto – The redundancy switch chooses which modem is Online based on fault conditions:
o If the original Online modem, Unit 'A' becomes faulted, then switch occurs to the Offline
modem, Unit 'B' only if it is fault-free.
o Switchover back to Unit 'A' occurs only if the Standby Unit 'B' – now the Online unit –
becomes faulted and Unit 'A' is clear of any faults. Operation cannot revert to the
original Online modem, Unit 'A, until it clears its faults.
(Utility: 1:1) Force
This screen identifies the state for, and allows you to execute, a forced switchover as follows:
Message
1:1 redundancy is Not Connected
25.43'N
⁰
Telephone
This Unit is in Standby (1:1 only)
Description
This message indicates that the modem's rear panel J2 | REDUNDANCY
connector is not connected to a supported 1:1 redundancy switch such as
the CRS-170A or CRS-180.
Long:111 58.28'W
⁰
Message
Force Status
.
6–69
Revision 4
MN-CDM760
()