Check if the users dialing incorrect numbers often ( a number which does not exists )

Unless you are receiving reports that outbound calls are not

completing you can choose to ignore them

Medialist exhausted means that callmanager has gone through all devices

in the Media Resource Group and was not able to assign a device to use.

Now, if you want to stop receiving these messages, you can log in to RTMT and click on

the Alert Menu> Set alert properties>select the alerts you are getting and uncheck

the Enable Alert box or selecting the alert type, for example, MediaListExhausted and

clcik next, then you will be able to configure a Threshold to trigger the alert only when

the number of MediaListExhausted events exceed a certain number within an hour. This will

reduce the number of alters you are getting.