Table of Contents Revision 4
CDM-760 Advanced High-Speed Trunking Modem MN-CDM760/CD-CDM760
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7.4.4.4.8.2 Status | Performance | TxGraph ......................................................................... 7–70
7.4.4.4.8.3 Status | Performance | RxGraph ......................................................................... 7–73
7.4.4.4.8.4 Status | Performance | CPU Usage ..................................................................... 7–75
CHAPTER 8. SERIAL INTERFACE OPERATION ............................................................................. 8–1
8.1 Introduction ....................................................................................................................... 8–1
8.2 EIA-485 ............................................................................................................................... 8–2
8.3 EIA-232 ............................................................................................................................... 8–2
8.4 Remote Commands and Queries Overview .......................................................................... 8–3
8.4.1 Basic Protocol ............................................................................................................................ 8–3
8.4.2 Packet Structure ........................................................................................................................ 8–3
8.4.2.1 Start of Packet ................................................................................................................... 8–4
8.4.2.2 Target Address .................................................................................................................. 8–4
8.4.2.3 Address Delimiter .............................................................................................................. 8–4
8.4.2.4 Instruction Code ................................................................................................................ 8–5
8.4.2.5 Instruction Code Qualifier ................................................................................................. 8–5
8.4.2.5.1 Controller-to-Target Instruction Code Qualifiers ......................................................... 8–5
8.4.2.5.2 Target-to-Controller Instruction Code Qualifiers ......................................................... 8–5
8.4.2.6 Optional Message Arguments ........................................................................................... 8–7
8.4.2.7 End of Packet .................................................................................................................... 8–7
8.5 Remote Commands and Queries ......................................................................................... 8–8
8.5.1 Table Indexes ............................................................................................................................ 8–8
8.5.2 Tx Parameters ......................................................................................................................... 8–11
8.5.3 Rx Parameters ......................................................................................................................... 8–14
8.5.4 IP Packet Parameters .............................................................................................................. 8–17
8.5.5 Unit Parameters ...................................................................................................................... 8–19
8.5.6 ACM Parameters ..................................................................................................................... 8–27
8.5.7 AUPC Parameters .................................................................................................................... 8–28
8.5.8 PIIC Interface Parameters ....................................................................................................... 8–29
8.5.9 Bu
lk Configuration Strings....................................................................................................... 8–33
8.5.10 ODU Parameters ................................................................................................................. 8–36
8.5.11 Modem Information............................................................................................................ 8–37
8.5.12 Modem Performance Indication ......................................................................................... 8–41
8.5.13 Redundancy Control............................................................................................................ 8–45
8.5.14 Carrier ID ............................................................................................................................. 8–46
8.5.15 Dynamic Predistortion (DPD) .............................................................................................. 8–47
APPENDIX A. OBSOLETE FIRMWARE FTP UPDATE PROCEDURES ................................................ A–1
A.1 Overview ........................................................................................................................... A–1
A.2 FW Vers. 1.3.1 / 1.2.1 Ethernet FTP Upload Procedure ........................................................ A–2
A.2.1 Prerequisites ............................................................................................................................. A–2
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