Auto configure windows proxy based on IP (home/work)

proxy-auto-config.ps1

# Run this script: create a .cmd in "startup" menu
#     Powershell -File  %USERPROFILE%\proxy-auto-config.ps1
#     Powershell.exe -executionpolicy remotesigned -File  %USERPROFILE%\proxy-auto-config.ps1

# Use fixed IP address with DHCP and associate MAC address with  fixed IP(s) (wifi/cable)
# Change IP mask bellow
# Sources:
#     https://forums.manageengine.com/topic/setting-proxy-server-based-on-ip-address
#     https://technet.microsoft.com/itpro/powershell/windows/nettcpip/get-netipaddress
#     https://social.technet.microsoft.com/Forums/windowsserver/en-US/d4051879-1a50-499a-a188-2a9b33004c96/configure-ie-proxy-settings-based-on-ip-address?forum=winserverpowershell
#     https://stackoverflow.com/questions/21568502/ie-enable-disable-proxy-settings-via-registry

# $PSVersionTable 2.x 
$CurrentIP = gwmi Win32_NetworkAdapterConfiguration |
    Where { $_.IPAddress } | # filter the objects where an address actually exists
    Select -Expand IPAddress | # retrieve only the property *value*
    Where { $_ -like '192.168.0.3*' }

Write-Host $CurrentIP
If ($CurrentIP) { 
    Write-Host "@home"
    Set-ItemProperty -Path "Registry::HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" AutoConfigURL -value ""
    # Set-ItemProperty -Path "Registry::HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" ProxyEnable -value 0
    # ProxyServer x.x.x.x et ProxyOverride <local>
} Else { 
    Write-Host "Not @home"
    Set-ItemProperty -Path "Registry::HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" AutoConfigURL -value "http://172.16.70.8/proxy_websense.pac"
    # Set-ItemProperty -Path "Registry::HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" ProxyEnable -value 1
}