IronPort Systems ES-1528 - Manual (Page 125)

Chapter 19 RMON-Lite
ES-1528 User’s Guide
125
19.4.4 RMON History Statistics: Control
Use the RMON History Statistics: Control screen to view the details of each polling sample
collected for the history control index entries you configured. Click on an individual History
Control Index entry in the RMON History Statistics: Overview screen to view the screen as
shown.
Figure 77 RMON History Statistics: Control
The following table describes the labels in this screen.
Table 58 RMON History Statistics: Control
LABEL DESCRIPTION
RMON MIB
Table:
Use this drop down list box to select the MIB table you want to view. Click Apply to
refresh the screen to the selected MIB table view.
Refresh Click this to update all the fields in the RMON History Statistics : Control Index
screen.
Sample Index This field displays the index number of the polling sample collected on the port.
Drop Events This field displays the total number of packets that were dropped in this polling
sample.
Octets This field displays the total number of octets received in this polling sample.
Packets This field displays the total number of all good packets received in this polling
sample.
Broadcast
Packets
This field displays the total number of good broadcast packets received in this polling
sample.
Multicast
Packets
This field displays the total number of good multicast packets received in this polling
sample.
CRCAlign
Errors
This field displays the number of packets (between 64 ~ 1518 octets long) dropped in
this polling sample because they either had bad Frame Check Sequence (FCS) or
non-integral number of octets (alignment error).
Undersize
Packets
This field displays the number of packets (including bad packets) received in this
polling sample that were between 0 and 64 octets in length.
Oversize
Packets
This field displays the number of untagged packets (including bad packets) received
in this polling sample that were greater than 1518 octets in length.
Fragments This field displays the number of frames dropped in this polling sample because they
were less than 64 octets long, and contained an invalid FCS, including non-integral
and integral lengths.