Operation Manual – Mirroring
H3C S3100 Series Ethernet Switches Chapter 1 Mirroring Configuration
1-5
z You need to configure the source and destination ports for the local port mirroring
to take effect.
z The destination port cannot be a member port of an aggregation group or a port
enabled with LACP or STP.
1.2.2 Configuring Remote Port Mirroring
 Note:
An S3100 series Ethernet switch can serve as a source switch, an intermediate switch,
or a destination switch in a remote port mirroring networking environment.
I. Configuration on a switch acting as a source switch
1) Configuration prerequisites
z The source port, the reflector port, and the remote-probe VLAN are determined.
z Layer 2 connectivity is ensured between the source and destination switches over
the remote-probe VLAN.
z The direction of the packets to be monitored is determined.
2) Configuration procedure
Table 1-4 Configuration on the source switch
Operation Command Description
Enter system view
system-view
—
Create a VLAN and
enter the VLAN view
vlan vlan-id
vlan-id is the ID of the
remote-probe VLAN.
Configure the current
VLAN as the
remote-probe VLAN
remote-probe vlan enable
Required
Return to system view
quit
—
Enter the view of the
Ethernet port that
connects to the
intermediate switch or
destination switch
interface interface-type
interface-number
—
Configure the current
port as trunk port
port link-type trunk
Required
By default, the port type
is Access.
Configure the trunk port
to permit packets from
the remote-probe VLAN
port trunk permit vlan
remote-probe-vlan-id
Required