Verifying Operation And Testing Connections; Connecting Port; Verifying The Network; Verifying Network Addresses - Paradyne COMSPHERE 3550 Series User Manual

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Connecting Port 2

For the EIA-232 cable, install as described above.
For the V.35 cable, install the V.35 adapter, then the
V.35 DTE cable as follows (refer to
"
Procedure
1. Reconfigure the port to match the interface, V.35
in this example.
2. Connect the 25-pin plug end of the V.35 adapter to
Port 2.
Tighten the holding screws.
3. Connect the plug end of the 34-pin V.35 DTE
cable to the other end of the V.35 adapter.
Tighten the holding screws.
4. Connect the other end of the DTE cable to the
appropriate port on the computer or DTE.
Tighten the holding screws.
Refer to
Chapter 4
to learn how to reconfigure the
DSU's port(s).
Verifying Operation and
Testing Connections
Verification testing should be performed after any
installation.
After installing and configuring the circuit (including
control and tributary DSUs, the DDS network, the DBMs
and their dial connections), perform the following series
of tests from the control DSU to verify network operation
(using either the DCP or NMS).

Verifying Network Addresses

Access the DSU's identity (ID) subbranch for each
tributary DSU to ensure that the DSUs are properly
addressed. Refer to
Chapter 5
DCP, if needed.
"
Procedure
1. Select Remot (Remote branch).
2. Enter the tributary's network address.
3550-A2-GB20-40
Figure
2-7).
for an example using the
3. Select Stat (Status branch).
4. Press the
5. Select ID.
6. Press the
7. Verify that the correct address has been entered.
Repeat this procedure for each tributary DSU in the
network.

Verifying the Network

Perform a Digital Test on the DDS circuit to ensure
that the network is functioning.
"
Procedure
1. Select Test (F3).
2. Select DSU (F1).
3. Press the
4. Select DT.
5. Select Start (F1).
6. Select a port.
7. Enter the address of the remote DSU.
8. Select the amount of time you want the test to run
in hours: minutes: seconds (hh:mm:ss).
Press the
cursor to the digit to be changed.
Press the F1 ( ") key to increment the digit
(1 through 9).
Press the F2 ( ) key to decrement the digit.
9. Select Enter (F3). Please wait appears as the DSU
starts the test.
10. When Command Complete appears, press the
key.
11. Select Displ (F1) to display the results of the test.
Table 4-6
in Chapter 4 shows the information
received from a Digital Test.
12. Press the
July 1999
Installing the Model 3550 DSU
key until ID appears.
key until Network Addr appears.
key until DT appears.
or
key to move the blinking
key to scroll through each result.
2-11

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