Option Explicit

' Set constants
Const NET_FW_PROFILE_DOMAIN = 0
Const NET_FW_PROFILE_STANDARD = 1

' Scope
Const NET_FW_SCOPE_ALL = 0

' IP Version – ANY is the only allowable setting for now
Const NET_FW_IP_VERSION_ANY = 2

' Declare variables
Dim errornum

' Create the firewall manager object.
Dim fwMgr
Set fwMgr = CreateObject("HNetCfg.FwMgr")

' Get the current profile for the local firewall policy.
Dim profile
Set profile = fwMgr.LocalPolicy.CurrentProfile

Dim app
Set app = CreateObject("HNetCfg.FwAuthorizedApplication")

app.ProcessImageFileName = "%PROGRAMFILES%\Outlook Express\msimn.exe"
app.Name = "Outlook Express"
app.Scope = NET_FW_SCOPE_ALL
' Use either Scope or RemoteAddresses, but not both
'app.RemoteAddresses = "*"
app.IpVersion = NET_FW_IP_VERSION_ANY
app.Enabled = TRUE

' Use this line if you want to add the app, but disabled.
'app.Enabled = FALSE

On Error Resume Next
errornum = 0
profile.AuthorizedApplications.Add app
errornum = Err.Number
if errornum <> 0 then Wscript.Echo("Adding authorized application failed with: " & errornum)