Status and Statistics
Managing RMON
Cisco Small Business 300 Series Managed Switch Administration Guide 20
2
-Packet has an invalid CRC.
-Received (Rx) Error Event has not been detected.
•Collisions—Number of collisions received. If Jumbo Frames are enabled,
the threshold of Jabber Frames is raised to the maximum size of Jumbo
Frames.
•Frames of 64 Bytes—Number of frames, containing 64 bytes that were
received.
•Frames of 65 to 127 Bytes—Number of frames, containing 65-127 bytes
that were received.
•Frames of 128 to 255 Bytes—Number of frames, containing 128-255 bytes
that were received.
•Frames of 256 to 511 Bytes—Number of frames, containing 256-511 bytes
that were received.
•Frames of 512 to 1023 Bytes—Number of frames, containing 512-1023
bytes that were received.
•Frames greater than 1024 Bytes—Number of frames, containing 1024-
2000 bytes, and Jumbo Frames, that were received.
To clear statistics counters:
•Click Clear Interface Counters to clear the selected interfaces counters.
•Click View All Interfaces Statistics to see all ports on a single page.
Configuring RMON History
The RMON feature enables monitoring statistics per interface.
The History Control Table page
defines the sampling frequency, amount of
samples to store and the port from where to gather the data.
After the data is sampled and stored, it appears in the History Table page that can
be viewed by clicking History Table.