Comtech EF Data Vipersat CDM-570 User Manual page 9

Layers 1 - 3 . . . . . . . . . . . . . . . . .A-2
Binary Math . . . . . . . . . . . . . . . . . . A-4
IP Addressing . . . . . . . . . . . . . . . . . A-6
IP Address Classes . . . . . . . . . . . . .A-6
Class A . . . . . . . . . . . . . . . .A-6
Class B . . . . . . . . . . . . . . . .A-6
Class C . . . . . . . . . . . . . . . .A-7
Class D . . . . . . . . . . . . . . . .A-7
Class E . . . . . . . . . . . . . . . .A-8
Private Network IP Addresses . . . . . .A-8
Network Address Translation (NAT) . . .A-8
Subnets . . . . . . . . . . . . . . . . . . .A-8
Subnet Mask. . . . . . . . . . . . . . . . .A-9
Network Segments . . . . . . . . . . . . A-10
Default Gateways . . . . . . . . . . . . . A-11
MAC Addresses . . . . . . . . . . . . . . A-11
Automatic Switching
General . . . . . . . . . . . . . . . . . . . . B-1
Bandwidth Allocation and Load Switching. .B-2
Load Switching . . . . . . . . . . . . . . . . B-3
Bandwidth Allocation and Load Switching by
the STDMA Controller . . . . . . . . .B-3
Load Switching Process . . . . . . . . .B-6
Load Switching by a Remote . . . . . .B-7
Determining Need-for-Change. . . . . .B-8
Load Switch Example . . . . . . . . . . . .B-8
Reduced Data Flow in Switched Mode
(SCPC) . . . . . . . . . . . . . . . B-10
Application Switching . . . . . . . . . . . . . B-11
Type of Service (ToS) Switching . . . . . . . B-13
Entry Channel Mode (ECM) Switching . . . . B-14
Fail-Safe Operation . . . . . . . . . . . . B-14
Dynamic Power Control
Introduction . . . . . . . . . . . . . . . . . . C-1
Description . . . . . . . . . . . . . . . . . . C-3
Higher Order Modulation BER Waterfall
Mapping . . . . . . . . . . . . . . . C-4
Delta Rain Fade Power CompensationC-4
Adjustment for Data Rate . . . . . . . C-5
DPC Scaling Function . . . . . . . . . C-6
Network Migration
General . . . . . . . . . . . . . . . . . . . . D-1
Firmware Upgrade . . . . . . . . . . . . . . D-3
Upgrade Overview . . . . . . . . . . . . . D-3
Required Support Utilities and Firmware D-3
Basic Steps . . . . . . . . . . . . . . . D-3
Migration Procedure . . . . . . . . . . . . D-4
Configure Upgrade Image. . . . . . . . D-4
Getting Information with VLOAD . . . . D-5
Upgrade Router to v1.5.3 . . . . . . . . D-7
Save and Reboot to Latest . . . . . . . D-9
Get Information for Router v1.5.3 . . . D-11
Upgrade Base Modem to v1.5.1 (CDM-570
Only). . . . . . . . . . . . . . . . . D-12
Upgrade Image 1 on Base Modem to
v1.4.5 . . . . . . . . . . . . . . . D-12
Upgrade Image 1 on Base Modem to
v1.5.1 . . . . . . . . . . . . . . . D-13
Download Base Modem v1.5.1 to Image 2 .
D-14
Download Router v1.5.3 to Image 2. . D-15
Completing Migration . . . . . . . . . . . D-16
Picking Up Straggler/Offline Remotes. D-16
Setting v1.5.2 Compatibility in Hub Modems
D-16
Glossary
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