3com S7906E Manuel De Montage
1-18
[DeviceA] mirroring-group 1 monitor-egress gigabitethernet 2/0/2
# Configure GigabitEthernet 2/0/2 as a trunk port that permits the packets of VLAN 2 to pass through.
[DeviceA] interface gigabitethernet 2/0/2
[DeviceA-GigabitEthernet2/0/2] port link-type trunk
[DeviceA-GigabitEthernet2/0/2] port trunk permit vlan 2
[DeviceA-GigabitEthernet2/0/2] quit
2) Configure Device B (the intermediate device)
# Configure GigabitEthernet 2/0/1 as a trunk port that permits the packets of VLAN 2 to pass through.
<DeviceB> system-view
[DeviceB] interface gigabitethernet 2/0/1
[DeviceB-GigabitEthernet2/0/1] port link-type trunk
[DeviceB-GigabitEthernet2/0/1] port trunk permit vlan 2
[DeviceB-GigabitEthernet2/0/1] quit
# Configure GigabitEthernet 2/0/2 as a trunk port that permits the packets of VLAN 2 to pass through.
[DeviceB-GigabitEthernet2/0/1] quit
[DeviceB] interface gigabitethernet 2/0/2
[DeviceB-GigabitEthernet2/0/2] port link-type trunk
[DeviceB-GigabitEthernet2/0/2] port trunk permit vlan 2
[DeviceB-GigabitEthernet2/0/2] quit
3) Configure Device C (the destination device)
# Configure GigabitEthernet 2/0/1 as a trunk port that permits the packets of VLAN 2 to pass through.
<DeviceC> system-view
[DeviceC] interface gigabitethernet 2/0/1
[DeviceC-GigabitEthernet2/0/1] port link-type trunk
[DeviceC-GigabitEthernet2/0/1] port trunk permit vlan 2
[DeviceC-GigabitEthernet2/0/1] quit
# Create a remote destination mirroring group.
[DeviceC] mirroring-group 1 remote-destination
# Create VLAN 2.
[DeviceC] vlan 2
[DeviceC-vlan2] quit
# Configure VLAN 2 as the remote probe VLAN of the mirroring group; configure GigabitEthernet 2/0/2
as the monitor port of the mirroring group and assign GigabitEthernet 2/0/2 to VLAN 2.
[DeviceC] mirroring-group 1 remote-probe vlan 2
[DeviceC] interface gigabitethernet 2/0/2
[DeviceC-GigabitEthernet2/0/2] mirroring-group 1 monitor-port
[DeviceC-GigabitEthernet2/0/2] port access vlan 2
[DeviceC-GigabitEthernet2/0/2] quit
4) Verify the configurations
After the above configurations are completed, you can monitor all the packets received and sent by the
marketing department on the server.