Comtech EF Data CRS-500, Installation And Operational Manual

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CRS-500 1:N Redundancy System
Revision 4
Configure Modems for 1:N Redundancy 7–2 MN-CRS-500
7.2 Modem Firmware Requirements
As noted previously, Comtech EF Data strongly recommends that you make sure that the CRS-
500 and its integrated modems are operating with their latest firmware. Check Comtech EF
Data’s Web site for available firmware downloads. For detailed instructions on updating modem
firmware, see your applicable modem’s Installation and Operation Manual.
Permitted modem models and their oldest compatible firmware versions are as follows:
Modem Modem Firmware Version
CDM-625 without optional IP Packet Processor or with optional IP
Packet Processor installed but disabled
2.2.0 or later (Base Modem)
CDM-625 with optional IP Packet Processor
1.3.4 or later (Packet Processor)
2.2.0 or later (Base Modem)
CDM-625A with or without the optional IP Packet Processor 1.1.1 or later
CDM-750 with GigE or G.703 E3/T3/STS-1 1.4.3 or later
CDM-760 with GigE or G.703 E3/T3/STS-1 1.1.1 or later