Mirror; Port Mirror Settings - D-Link xStack Reference Manual
Web ui reference guide dgs-3120 series layer 2 managed stackable gigabit switch
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xStack® DGS-3120 Series Layer 2 Stackable Managed Switch Web UI Reference Guide
Record Number
64
65-127
128-255
256-511
512-1023
1024-1518
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Click the Apply button to accept the changes made for each individual section.
Click the Clear button to clear all statistics counters on this window.
Click the
View Table
link to display the information in a table rather than a line graph.
Click the
View Graphic
link to display the information in a line graph rather than a table.
Mirror
The Switch allows you to copy frames transmitted and received on a port and redirect the copies to another port. You
can attach a monitoring device to the mirrored port, such as a sniffer or an RMON probe, to view details about the
packets passing through the first port. This is useful for network monitoring and troubleshooting purposes.
Port Mirror Settings
To view this window, click Monitoring > Mirror > Port Mirror Settings as shown below:
The fields that can be configured are described below:
Select number of times the Switch will be polled between 20 and 200. The default value is
200.
The total number of packets (including bad packets) received that were 64 octets in length
(excluding framing bits but including FCS octets).
The total number of packets (including bad packets) received that were between 65 and
127 octets in length inclusive (excluding framing bits but including FCS octets).
The total number of packets (including bad packets) received that were between 128 and
255 octets in length inclusive (excluding framing bits but including FCS octets).
The total number of packets (including bad packets) received that were between 256 and
511 octets in length inclusive (excluding framing bits but including FCS octets).
The total number of packets (including bad packets) received that were between 512 and
1023 octets in length inclusive (excluding framing bits but including FCS octets).
The total number of packets (including bad packets) received that were between 1024 and
1518 octets in length inclusive (excluding framing bits but including FCS octets).
Check whether or not to display 64, 65-127, 128-255, 256-511, 512-1023, and 1024-1518
packets received.
Figure 11-16 Port Mirror Settings window
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