Connection Time of Windows Ethernet Link in Powershell
Solution 1:
Use instead the Get-CimInstance command.
An example for getting the up-time is the following PowerShell command:
Get-CimInstance Win32_networkadapter | where {$_.NetEnabled -eq $true} | select Name, @{N="Uptime"; E={(Get-Date) - $_.TimeOfLastReset}} |sort Name | fl