Wireshark network card cannot be found or does not display the problem

The problem background

Recently, I was dealing with the problem of domain name resolution on the company's intranet , It is found that a newly configured domain name can be resolved into an intranet in the Intranet environment IP, But use convincing VPN But it cannot be parsed normally , And the use of other domain names is deeply convinced VPN It can be parsed normally , So refer to

《 Intranet domain name resolution configuration and simple troubleshooting 》

Troubleshoot problems , As a result, the network card cannot be found when capturing packets , I wish to record .

The fault phenomenon

• Running environment ：Windows11

• Software version ：Wireshark Version 3.6.5

• Wireshark The network card list can be displayed normally , But it lacks a convincing virtual network card

• 

Solution

Adjust the network card settings

• Reference resources
  《 solve wireshark Hot bag , There is no virtual network card problem 》
  , Check the network card configuration , Find out VPN The connection configuration of the virtual network card is not checked NPCAP Options

• 

• restart Wireshark perhaps Wireshark Interface selection  
  Capture - Refresh the interface list （F5）
    You can see the network card

restart npcap

And most of the Internet through restart npcap The solution to the problem is that the network card solution is different , Generally, the restart solution is to solve the problem that all network cards cannot see , For the convenience of solving problems , Here also release restart npcap Methods

• Administrator run CMD, Out of commission PowerShell, Command in PowerShell The output will not be displayed

• perform  
  sc query npcap
    Inquire about npcap state

C:\Users\Bruce>sc query npcap

SERVICE_NAME: npcap
 TYPE : 1 KERNEL_DRIVER
 STATE : 4 RUNNING
 (STOPPABLE, NOT_PAUSABLE, IGNORES_SHUTDOWN)
 WIN32_EXIT_CODE : 0 (0x0)
 SERVICE_EXIT_CODE : 0 (0x0)
 CHECKPOINT : 0x0
 WAIT_HINT : 0x0


• perform  
  sc stop npcap
    Pause npcap

C:\Users\Bruce>sc stop npcap

SERVICE_NAME: npcap
 TYPE : 1 KERNEL_DRIVER
 STATE : 1 STOPPED
 WIN32_EXIT_CODE : 0 (0x0)
 SERVICE_EXIT_CODE : 0 (0x0)
 CHECKPOINT : 0x0
 WAIT_HINT : 0x0


• perform  
  sc start npcap
    start-up npcap

C:\Users\Bruce>sc start npcap

SERVICE_NAME: npcap
 TYPE : 1 KERNEL_DRIVER
 STATE : 4 RUNNING
 (STOPPABLE, NOT_PAUSABLE, IGNORES_SHUTDOWN)
 WIN32_EXIT_CODE : 0 (0x0)
 SERVICE_EXIT_CODE : 0 (0x0)
 CHECKPOINT : 0x0
 WAIT_HINT : 0x0
 PID : 0
 FLAGS :