CRS-500 1:N Redundancy System
Revision 4
Introduction
1–1
MN-CRS-500
Chapter 1. INTRODUCTION
1.1
Overview
The CRS-500 1:N Redundancy Switch is an accessory product designed
specifically for use with the Comtech EF Data CDM-625/625A Advanced Satellite
Modems or the CDM-750 or CDM-760 Advanced High Speed Trunking Modems.
Do not use this product with any other equipment.
The CRS-500 is Comtech EF Data’s next generation 1:N Redundancy System. The modular
CRS-500 1:N Redundancy System (Figure 1-1) comprises a Control Switch Unit (CSU), a Data
Switch Unit (DSU), and an optional CRS-280 (70/140 MHz) or CRS-280L (L-Band) IF Switch Unit
(ISU).
The CRS-500 is compatible for use with the Comtech EF Data CDM-625/625A modems when
equipped with the optional IP Packet Processor, and the Comtech EF Data CDM-750 or CDM-
760 Advanced High Speed Trunking Modems when equipped with either Copper Gigabit Ethernet
(also referred to as GigE), Packet Processor (CDM-760), or Copper E3/T3/STS-1. The CRS-500
is intended for hub applications, and provides fully automatic or manual Traffic Modem protection
of up to 10 Traffic (Prime) Modems with one Redundant (Standby) Modem.
Summary of Contents for CRS-500
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Page 60: ...CRS 500 1 N Redundancy System Revision 4 Installation 4 6 MN CRS 500 BLANK PAGE...
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