Port Mirroring
Page 19-59
Port Mirroring Using an External RMON Probe
Important Note
The Mirroring Port is not accessible from the NMS
device. From the NMS station, the Mirroring Port will
appear disabled or down.
Mirrored Port Mirroring Port
RMON probe frames from
the Mirroring Port appear to
come from the Mirrored Port
when the NMS workstation
receives them.
RMON Probe
NMS
Workstation
RMON probe frames sent
from the Mirroring Port.
Mirrored Port Mirroring Port
RMON Probe
NMS
Workstation
Management frames from the
NMS workstation are sent to
the Mirrored Port.
Port mirroring sends cop-
ies of management frames
to the Mirroring Port.