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DCS-3950 series Ethernet switch manual
RMON monitoring instrument is often attached to the mirror destination port to monitor
and manage the network and diagnostic.
DCS-3950 series switch support one mirror destination port only. The number of
mirror source ports are not limited, one or more may be used. Multiple source ports can be
within the same VLAN or across several VLANs. The destination port and source port(s)
can be located in different VLANs.
7.2.3.2 Port Mirroring Configuration Task List
1. Specify mirror source port
2. Specify mirror destination port
1. Specify mirror source port
2. Specify mirror destination port
Command Explanation
Port mode
monitor session <session> destination
interface <interface-number>
no monitor session <session>
destination interface <interface-number>
Specify mirror destination port;the no
monitor session <session>
destination interface
<interface-number> command
deletes mirror destination port
7.2.3.3 Mirror Port Command List
7.2.3.3.1 monitor session source interface
Command:monitor session <session> source interface <interface-list>
{rx| tx| both}
no monitor session <session> source interface <interface-list>
Function:Specify port of mirror source; the ‘no port monitor interface
<interface-list>‘ command deletes the mirror source port.
Parameter:<session> session is the session number for the mirror source.
<interface-list> is the mirror source port list, in which special characters such as ‘-’、’;’
are available; rx is the flow received from the source port; tx is the flow sent from the
Command Explanation
Port mode
monitor session <session> source
interface <interface-list> {rx| tx| both}
no monitor session <session> source
interface <interface-list>
Specify mirror source port, the no
monitor session <session> source
interface <interface-list> command
deletes mirror source port