2.3 Installation requirements & Physical Installation

To install the ERT-805 serial router, the following is required:

ØAn Ethernet device, hub or switch with a free MDI-X RJ-45 interface

ØOne Category 3, 4, 5, EIA568A straight UTP cable within 100 meters

ØThe asynchronous modem or CSU/DSU (Channel Service Unit/Data Service Unit) that is planned to connect the router

ØA serial cable that used to connect the router and the CSU/DSU

ØRack mount accessories, such as rack ears, screws, and screws driver

ØA standalone PC or terminal device with a free COM interface

The serial cable and rack ears do not ship with the router, pleas consult your local dealer for the information.

To install ERT-805 serial router, just following the steps:

ØDevice placement

ØConnect a Ethernet device

ØConnect a Serial device

ØConnect the power supply

ØConnect a terminal or PC for management

2.3.1 Device placement

The ERT-805 is a 1-U height, 10-inch rack-mountable device that can fit to 10-inch cabinet or 19-inch cabinet. Please consult with your local dealer for the available rack ear if you would to install the router into a 10-inch/19-inch shelf.

You can also place the ERT-805 on the desktop, please install the router in a clean, dry environment. Avoid install the router in a place with moisture and water around/near-by.

2.3.2 Connect to a Ethernet device

The ERT-805 is with one Fast Ethernet MDI (media dependent Interface) port. This RJ-45 interface an direct connect to any Ethernet or Fast Ethernet hub or switch with MDI-X port through Category 3 or above, 2-pair straight UTP cable. The maximum distance for the cable should below 100 meters.

Connect to an Ethernet device with MDI interface, a cross-over cable is required.

2.3.3 Connect to a Serial Device

The ERT-805 is with one synchronize interface that can connect with CSU/DSU with up to E1 line rate.

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