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| Field | Description |
|---|---|
| External only | The managed switch needs to be configured to mirror the port where the telephone system connects to the telephone network. |
All calls | The managed switch needs to be configured to mirror every port that has a telephone connected to it, but the telephone system's network connection doesn’t need to be mirrored. This method allows the collection of the internal RTP traffic that would not be seen at the telephone system's network connection. |