
Avaya Site Administration Reference
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Solving common voice system problems
Learning to think like a voice system
"Thinking like a voice system" means that you use your knowledge of how call routing
works to generate an overview of the problem situation. When trying to troubleshoot a
problem, identify the beginning and ending points of the attempted connection and trace
the route that the call should follow to isolate where the call is breaking down.
When attempting to solve problems, try to "think like a voice system." This approach to
problem solving:
provides a starting point and a plan for troubleshooting
makes isolating the location of the problem easier
adds to the understanding of why a problem occurred, which may help prevent
problems in the future
helps establish relationships between related problems so that the problems can be
solved together rather than separately
As an administrator, the most frequently reported trouble you're likely to receive from your
end-users is "My phone is broken." Obviously, you need to gather more information to
proceed with troubleshooting. By asking a few key questions you can start to "think like a
voice system." Here are some examples:
End-User: "My phone is broken."
Administrator: "What number did you dial?"
End-User: "Someone was calling me."
Administrator: "What number did they call?"
End-User: "My number, 555-1212."
With these answers, you can begin to isolate the problem. You can begin to follow the
call's path in the same manner that the voice system processes the call. In this example,
the call was going to a station's DID number, so you know it originated from a DID trunk
group. Given this information, you can check several possible sources of the trouble.
To effectively "think like a voice system," it helps to understand modern
telecommunications, how one phone connects to another, and how calls are routed. The
Voice system components and System add ons topics provide information on what parts
of the system route and manage calls.
There are other things that you can do to help with troubleshooting. Here are some other
suggestions to help you troubleshoot:
Maintain up-to-date call flow documentation. Call flow documentation:
provides data that is difficult to remember, therefore eliminating the need to access
the system and gather that data repeatedly, especially for complicated features
allows for easier isolation of problems
provides documentation that is easy to pass from a former administrator to a new
administrator
Print out the original station, trunk or appropriate screen BEFORE making any
programming changes. This allows you to reset the original settings should a problem
result from the change.
Document the steps taken to solve a problem. This is useful when you are talking to the
Avaya Helpline or in the event that the problem occurs again.
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