Hirschmann RS20 User Manual page 211

Operation Diagnosis
The "Reset configuration" button in the dialog allows you to reset all the
port mirroring settings of the device to the state on delivery.
Note: When port mirroring is active, the specified destination port is
used solely for reviewing, and does not participate in the normal data
traffic.
Figure 59: Port Mirroring dialog
Basic Configuration
Release 6.0 07/2010
9.12 Monitoring Data Traffic at Ports
(Port Mirroring)
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