Product specifications

CRS-300 1:10 Redundancy Switch Revision 16
Table of Contents MN/CRS300.IOM
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4.2.2 CRS-300 to CRS-350 Connection ........................................................................................... 4–4
4.2.3 CRS-300 to CRS-350 and CRS-280/280L Connection ........................................................... 4–4
4.3 CDM-570/570L Modem Connections ..................................................................................... 4–12
4.3.1 Control and Data Connections – CRS-300 to Modems ......................................................... 4–12
4.3.2 User Data Connections – CRS-300 to User ........................................................................... 4–12
4.4 CDM-600/600L Modem Connections ..................................................................................... 4–16
4.4.1 Control and Data Connections – CRS-300 to Modems ......................................................... 4–16
4.4.2 User Data Connections – CRS-300 to User .......................................................................... 4–18
4.4.3 ESC Data Connections – CRS-350 to Modems .................................................................... 4–18
4.4.4 User ESC Data Connections – CRS-350 to User .................................................................. 4–18
4.5 CDM-625 Modem Connections .............................................................................................. 4–22
4.5.1 RMI/TMI Limitations and Considerations ............................................................................ 4–22
4.5.2 Carrier-in-Carrier
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(CnC) Data Connections ........................................................................ 4–22
4.5.3 Control and Data Connections – CRS-300 to Modem .......................................................... 4–24
4.5.3.1 Required Control Cabling (Regardless of Driving Traffic Data Type) ........................ 4–24
4.5.3.2 G.703 Balanced / Unbalanced Data Connections ......................................................... 4–25
4.5.3.3 ASI Data Connections .................................................................................................. 4–26
4.5.3.4 EIA-422 Data Connections ........................................................................................... 4–27
4.5.3.5 HSSI Data Connections ................................................................................................ 4–27
4.5.3.6 LVDS Data Connections .............................................................................................. 4–27
4.5.3.7 Quad E1 Data Connections ........................................................................................... 4–28
4.5.3.8 Ethernet Data Connections ........................................................................................... 4–29
4.5.3.8.1 Ethernet Data Connection – Wired-thru Method (No Sub-Mux) ........................... 4–29
4.5.3.8.2 Ethernet Data Connection – Wired-around Method (Sub-Mux) ............................ 4–30
4.5.4 Data Connections – CRS-300 to User .................................................................................. 4–35
4.5.5 Data Connections – CRS-350 Engineering Service Channel (ESC) Switch ......................... 4–35
4.5.5.1 ESC Data Connections – CRS-350 to Modems ............................................................ 4–35
4.5.5.2 ESC Data Connections – CRS-350 to User .................................................................. 4–35
4.5.6 Operation of the CDM-625 in CDM-600/600L Emulation Mode ......................................... 4–35
4.5.6.1 Preparing the CDM-625 for Operation in CDM-600/600L Emulation Mode .............. 4–35
4.5.6.2 Control and Data Connections – CRS-300 to Modems in CDM-600/600L Emulation
Mode ...................................................................................................................................... 4–36
4.6 CDM-Qx/QxL Modem Connections....................................................................................... 4–40
4.6.1 RMI/TMI Limitations and Considerations ............................................................................ 4–40
4.6.2 EIA-485 Connections – CRS-300 to Modems ...................................................................... 4–40
4.6.3 Control Y-Cable Connections – CRS-300 to Modems .......................................................... 4–42
4.6.4 Traffic Data
Connections – CRS-300 t
o Modems ................................................................. 4–42
4.6.5 User Data Connections – CRS-300 to User ........................................................................... 4–43
4.7 CDM-700 Modem Connections .............................................................................................. 4–50
4.7.1 RMI/TMI Limitations and Considerations ............................................................................ 4–50
4.7.2 Interface Combinations.......................................................................................................... 4–50
4.7.3 Control Cable Connections – CRS-300 to Modems .............................................................. 4–51
4.7.4 Serial Traffic Data Connections – CRS-300 to Modems ...................................................... 4–51
4.7.5 Ethernet Traffic Data Connections - CRS-300 to Modems ................................................... 4–52
4.7.5.1 Wired-thru Connections ................................................................................................ 4–52