Netopia R3100 Manual De Usuario
16-14 User’s Reference Guide
If the loopback test fails
Follow these suggestions to track down the reason behind the loopback test’s failure:
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Check that the WAN Ready LED is solid green.
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Check the ISDN event log and get more information about events that seem relevant to the failure.
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Check the B-channel usage in the Quick View screen to make sure there were no active calls when the
loopback test was per formed.
loopback test was per formed.
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Check the accuracy of the director y numbers, SPIDs, and switch protocol you entered in the ISDN Line
Configuration screen (compare them with the information you received from your ISDN ser vice provider).
Configuration screen (compare them with the information you received from your ISDN ser vice provider).
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Verify termination of the S/T bus.
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Contact your ISDN ser vice provider to have the line checked.
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Check that your line is not provisioned for voice only (Circuit Switched Voice).