Polycom MGC-50/MGC-100 Network Router User Manual


 
Chapter 4 - Hardware Description
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The IO-25 Card connects one ATM connection from the MGC rear panel
to an ATM-25 Network Interface Module.
Figure 4-37: One 25MB ATM Network connection
The IO-155 Card connects one ATM connection from the
MGC rear panel to an ATM-155 Network Interface Module.
Figure 4-38: One 155 MB fiber optics ATM Network connection