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CDM-625 Advanced Satellite Modem
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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
xiv
Revision 13
MN-CDM625
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