Comtech EF Data CDD-880, Installation And Operation Manual

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CDD-880 Multi Receiver Router MN-CDD880
Ethernet-based Remote Product Management Revision 2
6–31
6.3.3.4 Configuration | ECM (Entry Channel Mode)
1) The Configuration | ECM page is operational only when the optional VIPERSAT
MANAGEMENT SYSTEM (VMS) is installed and enabled.
2) ECM uses Demod 1 as the ALOHA channel.
•
Appendix D. E CM (E NTRY CHANNEL MOD E )
•
Appendix G. ENTRY CHANNEL MODE SWITCHING in the adjunct CEFD publication
VMS v3.x.x VIPERSAT Management System User Guide (CEFD P/N MN/22156)
ECM (Entry Channel Mode) provides a method for remotes requiring dSCPC access channels to
either enter the network initially or re-enter the network after a power or service outage. Use
this page to configure ECM.
Figure 6-19. Configuration | ECM Page
ECM Hub Configuration
The acceptable/valid operating ranges for items in this section are provided in parentheses.
•
Enable – This feature activates Demod-1 (Rx TRAFFIC 1) on this unit to function as the ECM
Controller for a group of CDM-840 Remote Routers. Use the drop-down list to select
operation as Enable or Disable , and then click [Submit] to save.
• Multicast IP – Enter the IP Address for the Multicast of the TAP message that is sent out by
this CDD-880 to all of the associated CDM-840 Remote Routers in that group.
• Group ID (0-255) – Assigning a unique Group ID number to this CDD-880 (i.e., the HCC) and
its associated CDM-840 Remote Routers defines the group of equipment that will respond
to the output of the controller. Enter the Group ID number for the CDD-880.