EtherWAN EX26262, Management Manual

Page: 253 / 326

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C
HAPTER
5
| Monitoring the Switch
Displaying Information on RMON
D
ISPLAYING
I
NFORMATION ON
RMON
Use the monitor pages for RMON to display information on RMON statistics,
alarms and event responses.
D
ISPLAYING
RMON
S
TATISTICS
Use the RMON Statistics Status Overview page to view a broad range of
interface statistics, including a total count of different frame types and
sizes passing through each port. All values displayed have been
accumulated since the last system reboot, and are shown as counts per
second. Statistics are refreshed every 60 seconds by default.
P
ATH
Monitor, Security, Switch, RMON, Statistics
P
ARAMETERS
These parameters are displayed:
◆
ID – Index of Statistics entry.
◆
Data Source (ifIndex) – Port ID to monitor.
◆
Drop – The total number of events in which packets were dropped by
the probe due to lack of resources.
◆
Octets – The total number of octets of data (including those in bad
packets) received on the network.
◆
Pkts – The total number of packets (including bad packets, broadcast
packets, and multicast packets) received.
◆
Broadcast – The total number of good packets received that were
directed to the broadcast address.
◆
Multicast – The total number of good packets received that were
directed to a multicast address.
◆
CRC Errors – The total number of packets received that had a length
(excluding framing bits, but including FCS octets) of between 64 and
1518 octets.
◆
Undersize – The total number of packets received that were less than
64 octets.
◆
Oversize – The total number of packets received that were longer than
1518 octets.
◆
Frag. – The number of frames which size is less than 64 octets
received with invalid CRC.
◆
Jabb. – The number of frames which size is larger than 64 octets
received with invalid CRC.