Chapter 4: Web management
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NS3550-8T-2S Industrial Managed Switch User Manual
Object
Description
Jabb.
The number of frames with a size larger than 64 octets received with invalid
CRC.
Coll.
The best estimate of the total number of collisions on this Ethernet segment.
Utilization
The best estimate of the mean physical layer network utilization on this
interface during this sampling interval, in hundredths of a percent.
Buttons
• Click
Refresh
to refresh the page immediately.
• Click the
Auto-refresh
check box to refresh the page automatically. Automatic
refresh occurs every three seconds.
• Click
I<<
to update the table starting from the first entry in the alarm table (i.e., the
entry with the lowest ID).
• Click
>>
to update the table starting with the entry after the last entry currently
displayed.
RMON statistics configuration
Configure the RMON Statistics table on the RMON Statistics Configuration page. The
entry index key is
ID
.
The page includes the following fields:
Object
Description
Delete
Select to delete the entry. It will be deleted during the next save.
ID
Indicates the index of the entry. The range is from 1 to 65535.
Data Source
Indicates the port ID to be monitored. If in the switch, the value must add
1000*(switch ID-1). For example, if the port is switch 3 port 5, the value is
2005.
Buttons
• Click
Add New Entry
to add a new community entry.
• Click
Save
to save changes.
• Click
Reset
to undo any changes made locally and revert to previously saved
values.