User's Manual

Vyyo Installation Guide
www.vyyo.com
WMTS US Port Mapping – p. 119
Chapter 10. Troubleshooting The
Subscriber Site
10.1 Post-Registration Verification
When the modem registration process has reached completion, connect the
Laptop or PC to the V280 WMU and verify the following items:
Verification Item
Task
1
Check the IP address.
From the Windows Command Prompt,
ipconfig or winipcfg to view the
configuration.
Open the Web Browser and verify that
there is proper Internet access.
2
Perform relevant system
speed verification tests.
See your System Administrator to install
and use a speed verification utility.
Note: BWA system-specific variables can affect all these troubleshooting
steps. Consult your System Administrator or Vyyo representative for
further troubleshooting guidance and detail.
10.2 Physical Layer Troubleshooting
If you experience difficulties operating the modem, there may be problems with
the modem’s physical layer. Inspect the WMU physical layer by means of the
following steps:
Verification Item
Task
2
Power supply connection
Verify that the WMU power supply is
connected to the WMU power input.
3
Radio connection
Verify that the RF cable connector is
connected to the WMU RF input.
4
Connection to the testing
PC
Verify that the WMU Ethernet port LED is
illuminated and that the LAN cable is
connected to a working Ethernet port on
the testing PC.
10.3 IF Layer Troubleshooting
If the modem powers up, but still is not transmitting or receiving a signal, you
may need to check the IF Layer.