Appendix E: Troubleshooting
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FlexSet-IP 280S User Guide
Appendix E: Troubleshooting
Failure Messages
The following failure messages may appear on your FlexSet-IP 280S to indicate there is a connection error. See the table
below to determine the cause of the problem and the solution.
Failure Message
Problem
Solution / Action
CODEC MISMATCH
Each FlexSet-IP 280S operates a specific set of
codecs that determines the compression rate at
which the FlexSet-IP 280Scommunicates with the
Coral.
This message indicates that the compression rate
of your FlexSet-IP 280S has not been correctly
defined in the Class of Service (COS).
Notify your system administrator.
IP Address not Legal
The static Self IP Address defined in the FlexSet-
IP 280S is invald.
Notify your system administrator
DNS Server Address is
missing...
The DNS Server IP Address was not provided by
the DHCP Server. There is no DNS Server defined
in the FlexSet-IP 280S.
Notify your system administrator.
NO MEDIA CHANNEL
In order to connect to the dialed number, the
system requires an available Media Channel.
Currently all IP Media Channels are engaged.
The media channel resources will be freed once
another user ends their conversation.
Hang up and try again later.
No Net Mask
There is no Subnet Mask configured in the
FlexSet-IP 280S.
Notify your system administrator.