5
Interface Card Reference Information
You can also connect the card directly to any appliance with a DCE serial
port.
Connectors and Cables
The connector on the card is a DB-26.
To connect the card to a CSU/DSU, use a straight-through V.35 or X.21 cable.
To connect the card directly to a Cisco network security platform, use a Cisco
DCE cable.
You can determine the interface type (V.35 or X.21) by looking at the
connector on the front panel of the card. The following figures show the
physical configuration for each connector type.
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IP500 Series Installation Guide