Comtech EF Data CTOG-250 User Manual
Page 10
CTOG-250 Comtech Traffic Optimization Gateway
Revision 1
Table of Contents
MN-CTOG250
viii
CHAPTER 8.
SERIAL-BASED REMOTE PRODUCT MANAGEMENT ............................... 8–1
8.1
Introduction ....................................................................................................................... 8–1
8.2
Remote Commands and Queries Overview .......................................................................... 8–3
8.2.1 Basic Protocol ........................................................................................................................... 8–3
8.2.2 Packet Structure ....................................................................................................................... 8–3
8.2.2.1 Start of Packet ................................................................................................................... 8–4
8.2.2.2 Target Address .................................................................................................................. 8–5
8.2.2.3 Address Delimiter .............................................................................................................. 8–5
8.2.2.4 Instruction Code ................................................................................................................ 8–5
8.2.2.5 Instruction Code Qualifier ................................................................................................. 8–6
8.2.2.6 Optional Message Arguments ........................................................................................... 8–7
8.2.2.7 End of Packet .................................................................................................................... 8–7
8.3
Remote Commands and Queries ......................................................................................... 8–8
APPENDIX A.
REFERENCE DOCUMENTATION .............................................................. A–1
A.1
FEC (FORWARD ERROR CORRECTION) OPTIONS .................................................................. A–2
A.2
Adaptive Coding and Modulation / Variable Coding and Modulation (ACM/VCM) ............... A–2
A.3
Bridge Point-to-Multipoint (BPM) Operation ...................................................................... A–3
A.4
E1 WAN/RAN Optimization ................................................................................................ A–4
A.5
Entry Channel Mode (ECM) ................................................................................................ A–4
APPENDIX B.
FEC (FORWARD ERROR CORRECTION) OPTIONS ................................ B–1
B.1
Introduction ....................................................................................................................... B–1
B.2
DVB-S2: LDPC and BCH ........................................................................................................ B–1
B.2.1 Range of Data Rates.................................................................................................................. B–2
B.2.2 BER, QEF, Eb/No, Es/No Spectral Efficiency, and Occupied Bandwidth .......................................... B–2
B.3
CDM-800 Error Performance Characteristics ........................................................................ B–2
APPENDIX C.
BRIDGE POINT-TO-MULTIPOINT (BPM) OPERATION ............................. C–1
C.1
Introduction ....................................................................................................................... C–1
C.2
Supported Network Configurations ..................................................................................... C–2
C.2.1 Flat Network ............................................................................................................................. C–2
C.2.2 Flat Network with Routers ........................................................................................................ C–2
C.2.3 VLAN Trunking .......................................................................................................................... C–3