Comtech EF Data CDM-625 Installation And Operation Manual page 18

CDM-625 Advanced Satellite Modem
Table of Contents
14.2.1 IBS Clock/Data Recovery and De-jitter ................................................................................................. 14-2
14.2.2 IBS Framing .............................................................................................................................................. 14-2
14.2.3 IBS Engineering Service Channel ........................................................................................................... 14-2
14.2.4 IBS Scrambling ......................................................................................................................................... 14-2
14.3 Drop and Insert (D&I) ........................................................................................................ 14-3
14.3.1 D&I Primary Data Interfaces .................................................................................................................. 14-4
14.3.2 D&I Framing ............................................................................................................................................. 14-4
14.4 IDR ................................................................................................................................... 14-5
14.4.1 IDR Primary Data Interfaces ................................................................................................................... 14-6
14.4.2 IDR Engineering Service Channel .......................................................................................................... 14-6
CHAPTER 15. IP SUB-MUX .............................................................................................. 15-1
15.1 Introduction ..................................................................................................................... 15-1
15.2 Available Ratios ................................................................................................................ 15-1
15.3 Data Rate vs. Composite Rate............................................................................................ 15-2
CHAPTER 16. ETHERNET NETWORK CONFIGURATION .............................................. 16-1
16.1 Introduction ..................................................................................................................... 16-1
16.2 CDM-625 Ethernet Overview ............................................................................................. 16-1
16.2.1 Interface Architecture ............................................................................................................................ 16-1
16.2.2 Modes of Ethernet Operation ............................................................................................................... 16-2
16.2.3 Ethernet Networking Loops ................................................................................................................... 16-2
16.2.3.1 Networking Loops in Managed Switch Mode ................................................................................. 16-3
16.2.3.1.1 Hub-to-Hub using Ethernet Switches ..................................................................... 16-3
16.2.3.1.2 Hub-to-Hub using Ethernet Routers ....................................................................... 16-4
16.2.3.1.3 Hub-to-Remotes using Ethernet Switches or Routers ............................................ 16-5
16.2.3.2 Networking Loops in Router Mode (with IP Packet Processor) .................................................... 16-6
16.3 Ethernet Network Configurations in Managed Switch Mode .............................................. 16-7
16.3.1 Point-to-Multipoint Hub-to-Remotes, Split-path Traffic Using Routers ........................................ 16-7
16.3.2 Point-to-Multipoint Hub-to-Remotes, Split-path Traffic Using Switches ...................................... 16-8
16.4 Ethernet Network Configurations in Router Mode (with IP Packet Processor) ..................... 16-9
16.4.1 Point-to-Multipoint (Router Multipoint Hub) Mode .......................................................................... 16-9
16.4.1.1 Router Multipoint Hub Configuration .............................................................................................. 16-9
16.4.2 Multicast Routing Mode ..................................................................................................................... 16-11
16.4.2.1 Multicast Routing Configuration ................................................................................................... 16-12
16.5 Ethernet Overhead over WAN Interface .......................................................................... 16-13
16.5.1 Managed Switch Mode (without IP Packet Processor) ................................................................... 16-13
16.5.2 Router Mode or Managed Switch Mode (with IP Packet Processor) ............................................ 16-13
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MN-CDM625