Huawei SmartAX MA5612 Maintenance Manual page 103

SmartAX MA5612 Multi-service Access Module
Maintenance Guide
This fault is generally caused by an incorrect route configuration on the device or the bearer network. The
signaling stream is deemed normal because the phone's abilities to dial and ring are normal. In this case, users
connected to the same MA5612 can locate the cause by calling each other.
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To facilitate fault report, save the results of the following steps.
Procedure
Step 1 Replace the phone to redial a number and check whether the fault is rectified.
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Step 2 Check whether users connected to the MA5612 can call each other.
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Step 3 Run the display acl all command to check whether an ACL rule is filtering out the upstream or
downstream voice media stream.
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Step 4 Redial the number to check whether the fault is rectified.
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Step 5 Run the Ping command on the MA5612 to check whether the link between the MA5612 and
the MG is normal.
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Step 6 Run the display ip routing-table command to check whether the route configuration on the
MA5612 is correct.
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Issue 01 (2012-07-25)
NOTE
If the users can call each other successfully, the channel between the device and the bearer network is
faulty.
If the users cannot call each other, the device is faulty.
CAUTION
If the fault is rectified, the original phone is faulty and needs to be replaced, go to
11.
If the fault persists, go to
If users can call each other, go to
If they cannot call each other, go to
If an ACL rule is filtering out the upstream or downstream voice media stream, run the
undo acl command to delete the ACL rule. Then, go to
If no ACL rule is filtering out the upstream or downstream voice media stream, go to
10.
NOTE
The ACL rule issued to a port cannot be deleted, but you can cancel the application of the ACL rule by
running the undo packet-filter command.
If the fault is rectified, go to
If the fault persists, go to
If the IP address of the MG can be pinged, go to
If the IP address of the MG cannot be pinged, go to
If the route configuration is correct, go to
If the route configuration is incorrect, run the ip route-static command to reconfigure the
route. Then, go to Step
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