How VBS monitors network connections and disconnections

Editor to share with you how VBS monitors network connections and disconnections, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's learn about it!

Monitor network connections:

The copy code is as follows:

StrComputer = "."

Set objWMIService = GetObject ("winmgmts:\\" & strComputer & "\ root\ wmi")

Set colMonitoredEvents = objWMIService.ExecNotificationQuery _

("Select * from MSNdis_StatusMediaConnect")

Do While True

Set strLatestEvent = colMonitoredEvents.NextEvent

Wscript.Echo "A network connection has been made:"

WScript.Echo strLatestEvent.InstanceName, Now

Wscript.Echo

Loop

The monitoring network is down:

The copy code is as follows:

StrComputer = "."

Set objWMIService = GetObject ("winmgmts:\\" & strComputer & "\ root\ wmi")

Set colMonitoredEvents = objWMIService.ExecNotificationQuery ("Select * from MSNdis_StatusMediaDisconnect")

Do While True

Set strLatestEvent = colMonitoredEvents.NextEvent

Wscript.Echo "A network connection has been lost:"

WScript.Echo strLatestEvent.InstanceName, Now

Loop

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