★ ⭐Switch port mirroring packet capture method

Switch——PC with wireshark

1. Use the PC Ethernet port to connect to the switch port (which is free) 

2. Configure the mirroring command on the switch: 

# 
mirroring-group 1 local  // Create a local mirror group with group number 1
# 
interface GigabitEthernet1/0/1  // The port on which the packet is to be captured
mirroring-group 1 mirroring-port both 
# 
interface GigabitEthernet1/0/6  // The port on which connect for your PC
mirroring-group 1 monitor-port 
# 

3. Check the mirroring group information

[H3C]dis mirroring-group all
Mirroring group 1:
    Type: Local 
    Status: Active 
    Mirroring port:
        GigabitEthernet1/0/1  Both
    Monitor port: GigabitEthernet1/0/6

3. Configure the same gateway IP address on the PC

4. Open the Wireshark software and collect the packet 

Ensure PC connectivity to the switch.