RMON

Remote Network Monitoring, or RMON is used for support monitoring and protocol analysis of LANs by enabling various network monitors and console systems to exchange network monitoring data through the switch.

Event List

The Event List defines RMON events on the switch.

Items	Descriptions
Index	Enter the entry number for event.
Event Type	Select the event type. Log: The event is a log entry. SNMP Trap: The event is a trap. Log & Trap: The event is both a log entry and a trap.
Community	Enter the community to which the event belongs.
Description	Displays the number of good broadcast packets received on the interface.
Last Time Sent	Displays the time that event occurred.
Owner	Enter the switch that defined the event.

Click the Apply button to accept the changes or the Cancel button to discard them.

Event Log Table

From here, you can view specific event logs for the switch. Choose an event log you wish to view from the drop-down list.

Alarm List

You can configure network alarms to occur when a network problem is detected. Choose your preferences for the alarm from the drop-down boxes.

Index	Enter the entry number for the Alarm List.
Sample Port	Select the port from which the alarm samples were taken.
Sample Variable	Select the variable of samples for the specified alarm sample.
Sample Interval	Enter the alarm interval time.
Sample Type	Select the sampling method for the selected variable and compare the value against the thresholds. Absolute: Compares the values with the thresholds at the end of the sampling interval. Delta: Subtracts the last sampled value from the current value.
Rising Threshold	Enter the rising number that triggers the rising threshold alarm.
Falling Threshold	Enter the falling number that triggers the falling threshold alarm.
Rising Event	Enter the event number by the falling alarms are reported.
Falling Event	Enter the event number by the falling alarms are reported.
Owner	Enter the switch that defined the alarm.

Click the Apply button to accept the changes or the Cancel button to discard them.

History List

Index	Enter the entry number for the History List.
Sample Port	Select the port from which the history samples were taken.
Bucket Requested	Enter the number of samples to be saved. The range is from 1 to 50.
Interval	Enter the time that samples are taken from the ports. The field range is from 1 to 3600.
Owner	Enter the RMON user that requested the RMON information. The range is from 0 to 32 characters.

Click the Apply button to accept the changes or the Cancel button to discard them.

History Log Table

From here, you can view the History Index for history logs on the switch. Select a history index to view from the drop-down box.

Statistics

From here, you can view all the RMON statistics of the switch.

Items	Descriptions
Port	Indicates the specific port for which RMON statistics are displayed.
Drop Events	Displays the number of dropped events that have occurred on the port.
Octets	Displays the number of octets received on the port.
Pkts	Displays the number of packets received on the port.
Broadcast Pkts	Displays the number of good broadcast packets received on the port. This number does not include multicast packets.
Multicast Pkts	Displays the number of good multicast packets received on the port.
CRC & Align Errors	Displays the number of CRC and Align errors that have occurred on the port.
Undersize Pkts	Displays the number of undersized packets (less than 64 octets) received on the port.
Oversize Pkts	Displays the number of oversized packets (over 1518 octets) received on the port.
Fragments	Displays the number of fragments received on the port.
Jabbers	Displays the total number of received packets that were longer than 1518 octets.
Collisions	Displays the number of collisions received on the port.
Pkts of 64 Octets	Displays the number of 64-byte frames received on the port.
Pkts of 65 to 127 Octets	Displays the number of 65- to 127-byte packets received on the port.
Pkts of 128 to 255 Octets	Displays the number of 128- to 255-byte packets received on the port.
Pkts of 256 to 511 Octets	Displays the number of 256- to 511-byte packets received on the port.
Pkts of 512 to 1023 Octets	Displays the number of 512- to 1023-byte packets received on the port.
Pkts of 1024 to 1518 Octets	Displays the number of 1024- to 1518-byte packets received on port.