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Port Monitoring
port mirroring session is configured for ports 1/8 and 1/30 on a 48-port switch, then configuring a port
monitoring session involving any of the ports between 1 and 48 is not allowed.
•
Only the first 64 bytes of the traffic is captured in 'brief' mode. If the monitoring capture-type is set to
'full' the entire packet is captured.
•
Link Aggregation ports can be monitored.
•
If both mirroring and monitoring are enabled, then packets is either mirrored or monitored (i.e., sent to
CPU), whichever comes first. See
You can select to dump real-time packets to a file. Once a file is captured, you can FTP it to a Sniffer or
PC for viewing.
Configuring a Port Monitoring Session
To configure a port monitoring session, use the
monitoring, followed by the user-specified session ID number, source, the slot number of the port to be
monitored, a slash (/), and the port number of the port.
For example, to configure port monitoring session 6 on port 2/3 enter:
-> port-monitoring 6 source 2/3
Note. One port monitoring session can be configured per chassis.
In addition, you can also specify optional parameters shown in the table below. These parameters must be
entered after the slot and port number.
keywords
file
no overwrite
bidirectional
disable
brief
For example, to configure port monitoring session 6 on port 2/3 and administratively enable it, enter:
-> port-monitoring 6 source 2/3 enable
These keywords can be used when creating the port monitoring session or afterwards. See the sections
below for more information on using these keywords.
Enabling a Port Monitoring Session
To disable a port monitoring session, use the
toring, followed by the user-specified session ID number, source, the slot number of the port to be moni-
tored, a slash (/), the port number of the port, and enable. For example, to enable port monitoring session 6
on port 2/3, enter:
-> port-monitoring 6 source 2/3 enable
page 26-24
"Mirroring on Multiple Ports" on page 26-15
port-monitoring source
no file
inport
timeout
capture-type
port-monitoring source
OmniSwitch AOS Release 7 Network Configuration Guide
Diagnosing Switch Problems
for more information.
command by entering port -
size
outport
enable
full
command by entering port -moni-
March 2011
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