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4 crs-500 ( cdm-750 traffic data cable connections – Comtech EF Data CRS-500 User Manual

Page 83

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CRS-500 1:N Redundancy System

Revision 2

Cables and Connections

MN-CRS500

4–27

4.3.2.4 CRS-500

CDM-750 Traffic Data Cable Connections

4.3.2.4.1

10/100/1000 Gigabit Ethernet (GbE) Traffic Data Cable
Connections

1. Make sure that the CDM-750 CONFIG: REMOTE CONTROL > Inband

(Inband Modem Control) is disabled.

2. The Redundant Modem

DSU RMI and DSU TMI

Traffic Modem

CA-0000069 control cable connections should have already been made, as

outlined in Sect. 4.3.2.2.

3. The Redundant Modem

DSU RMI and DSU TMI

Traffic Modem

PP/CAT5FF7FTGY Ethernet Comm cable connections should have already

been made, as outlined in Sect. 4.3.2.3.1.

4. The Redundant Modem RJ-45 port labeled “J4 | MGMT” is always

connected to the installed CRS-505 RMI Ethernet port labeled “Port 1.” Do

not use the “J4 | MGMT” port for any GbE traffic data connections.

5. Modem RJ-45 ports labeled “J5 | DATA” and “J6 | DATA” are intended for

use as the GbE traffic data connections.

Referring to Figure 4-10:

First, for the Redundant Modem, connect PP/CAT5FF7FTGY cable(s) between the

Redundant Modem and the CRS-505 RMI as follows:


o

Redundant Modem RJ-45 port labeled “J5 |DATA” or “J6 | DATA” to

o

CRS-505 RMI RJ-45 port labeled “Port 2” through “Port 4”.

Then, for each Traffic modem, connect PP/CAT5FF7FTGY cable(s) between each

CRS-516 TMI and its respective Traffic Modem as follows:


o

CRS-516 TMI RJ-45 port labeled “Port 2” through “Port 4” to

o

Traffic Modem RJ-45 port labeled “J5 |DATA” or “J6 | DATA”.