Comtech EF Data CDM-750, Installation And Operation Manual

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CDM-750 Advanced High-Speed Trunking Modem Revision 2
Ethernet-based Remote Product Management MN-CDM750
6–28
Interfaces (Read Only)
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Chapter 3. REAR PANEL CONNECTIONS
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Sect. 5.2.2.1.1 Single Stream Mode vs. MultiStream Mode Operation
This section identifies the operating status for all Gigabit Ethernet and PIIC interfaces. Multi ‐
stream Mode operation is also identified here as Enabled or Disabled .
6.5.4.5.2 Interfaces | PIIC (Plug-In Interface Card)
Use this page to configure the optional G.703 E3/T3/STS ‐ 1, OC ‐ 3 Single / Multi Mode, and STM ‐ 1
Copper PIIC modules, if installed, in PIIC slots 1 and/or 2.
Figure 6-17. Interfaces page
Typical for the Slot1 and Slot2 page sections, when a PIIC module is present in either or both
slots:
G.703 Configuration
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Interface Type – Use the drop ‐ down list to select None , E3 , T3 , or STS1 .
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Tx Clock Source – Use the drop ‐ down list to select Tx Clock , Ext Clock , or Rx Sat .
Comtech EF Data strongly recommends that you select Tx Clock unless a high
stability External Clock is present and timing of the network requires all
devices to be locked to the External Clock.