Comtech EF Data CDM-570 Installation And Operation Manual page 18

CDM-570/570L Satellite Modem with Optional IP Module
Table of Contents
10.3.2 Buffer Enabled, Tx=Rx ....................................................................................................... 10-3
10.3.3 Buffer Enabled, Rx<>Tx .................................................................................................... 10-3
10.4 X.21 Notes .................................................................................................................................. 10-3
10.5 G.703 Clock Extension .............................................................................................................. 10-6
10.5.1 Clock Extension Mode 1 ..................................................................................................... 10-6
10.5.2 Clock Extension Mode 2 ..................................................................................................... 10-7
10.5.3 Clock Extension Mode 3 ..................................................................................................... 10-7
CHAPTER 11. EDMAC CHANNEL ..................................................................................... 11-1
11.1 Theory of Operation ................................................................................................................. 11-1
11.2 M&C Connection ...................................................................................................................... 11-2
11.3 Setup Summary ......................................................................................................................... 11-3
CHAPTER 12. OFFSET QPSK OPERATION ..................................................................... 12-1
CHAPTER 13. ETHERNET IP MODULE INTERFACE ....................................................... 13-1
13.1 Introduction ............................................................................................................................... 13-1
13.2 Major Assemblies ...................................................................................................................... 13-1
13.3 Ethernet IP Module Standard Features .................................................................................. 13-1
13.3.1 10/100BaseT Ethernet Interface .......................................................................................... 13-2
13.3.2 Network-Based Management .............................................................................................. 13-2
13.3.3 Remote Software/Firmware Upgrade via FTP .................................................................... 13-2
13.3.4 Configuration Backup and Restore via FTP ....................................................................... 13-3
13.3.5 Event Logging to Capture all IP Module Activity .............................................................. 13-3
13.3.6 Detailed Statistics of IP Traffic ........................................................................................... 13-3
13.3.7 IGMP Support for Multicast ............................................................................................... 13-3
13.3.8 Static IP Routing for Unicast and Multicast ....................................................................... 13-3
13.3.9 Managed Switch Mode ....................................................................................................... 13-4
13.3.9.1 Managed Switch Mode Operation ................................................................................................ 13-4
13.3.10 Streamline Encapsulation ................................................................................................ 13-6
13.3.10.1 Combined Working Mode ............................................................................................................. 13-7
13.4 IP Module Optional Features ................................................................................................... 13-8
13.4.1 CDM-570/570L IP Module Demo Mode ............................................................................ 13-8
13.4.2 3xDES Encryption with Ability to Change Keys ............................................................... 13-9
13.4.3 IP Header Compression ...................................................................................................... 13-9
13.4.4 Payload Compression ........................................................................................................ 13-10
13.4.4.1 ADLC vs. LZS Compression Comparison................................................................................. 13-10
13.4.5 Quality of Service ............................................................................................................. 13-11
13.4.5.1 Maximum Bandwidth/Priority QoS Mode ................................................................................. 13-11
13.4.5.2 Minimum/Maximum Bandwidth QoS Mode ............................................................................ 13-14
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MN/CDM570L.IOM