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Groups > alt.comp.os.windows-10 > #194530

Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files

From Maria Sophia <mariasophia@comprehension.com>
Newsgroups alt.comp.os.windows-10, alt.comp.os.windows-11, alt.comp.microsoft.windows
Subject Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files
Date 2026-07-17 14:23 -0400
Organization BWH Usenet Archive (https://usenet.blueworldhosting.com)
Message-ID <113drup$1gi0$1@nnrp.usenet.blueworldhosting.com> (permalink)
References <113bpm4$1s4r$1@nnrp.usenet.blueworldhosting.com> <113drkd$1cer$1@nnrp.usenet.blueworldhosting.com>

Cross-posted to 3 groups.

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Maria Sophia wrote:
> Drat. I ran a comprehensive set of tests with this nettest.bat script, and
> it turned out that I needed to *remove* the openvpn directive I had added.

Oops. I forgot to add the nettest.bat script I used to debug the network.

  :: ------------------------------------------------------------------------
  :: nettest.bat
  :: Diagnostic file for debugging VPN-killswitch and VPN-routing analysis.
  :: Designed to output important network metrics into a short log file.
  :: Designed to be easily customizable to add/subtract commands as needed.
  :: ------------------------------------------------------------------------
  :: v1p4 20260717
  ::      Adds additional debugging that has reasonably short output
  ::       arp -a
  ::       netsh interface ipv4 show subinterfaces
  ::       netsh interface ipv4 show interfaces
  ::       netsh interface ipv4 show addresses
  ::       netsh interface ipv4 show route
  ::       netsh interface ipv4 show wins
  ::       netstat -rn
  ::       powershell Get-NetAdapter
  :: v1p3 20260716
  ::      Adds a user comment field at the top of the log for the future you.
  :: v1p2 20260715
  ::      Prints the filename at the top of the log and pauses so the gvim 
  ::      line remains so it can be copied & pasted to Win+R for efficiency.
  :: v1p1 20260714
  ::      Outputs to a single short log file timestamped as YYYYMMDDHHMM, 
  ::      prints commands, and outputs where to find the logfile for viewing.
  :: v1p0 20260713 
  ::      Outputs network debugging into short individual log files.
  ::       netsh interface ipv4 show route
  ::       netsh interface ipv4 show interfaces
  ::       netsh interface ipv4 show addresses
  ::       curl icanhazip.com
  ::       tracert 8.8.8.8
  ::      These useful commands output too much to keep the log file short.
  ::       route print -4
  ::       ipconfig /all
  ::       netstat -an
  :: ------------------------------------------------------------------------
  @echo off
  setlocal enabledelayedexpansion
  
  :: Ask user for a comment
  set /p usercomment=Enter comment for this log (e.g., "before VPN"): 
  
  :: Extract date parts from locale-dependent %date%
  for /f "tokens=2-4 delims= " %%a in ("%date%") do (
      for /f "tokens=1-3 delims=/" %%x in ("%%a") do (
          set mm=%%x
          set dd=%%y
          set yyyy=%%z
      )
  )
  
  :: Extract time parts from %time%
  for /f "tokens=1-2 delims=: " %%a in ("%time%") do (
      set hh=%%a
      set nn=%%b
  )
  
  :: Remove leading spaces from hour
  set hh=%hh: =%
  
  :: Build timestamp YYYYMMDDHHMM
  set stamp=%yyyy%%mm%%dd%%hh%%nn%
  
  :: Define the output directory
  set out=C:\tmp\nettest
  if not exist "%out%" mkdir "%out%"
  
  :: Define the output file
  set logfile=%out%\%stamp%nettest.log
  
  echo Writing diagnostics to %logfile%
  echo.
  
  :: Write filename and user comment at top of log
  echo LOGFILE: %logfile% > "%logfile%"
  echo COMMENT: %usercomment% >> "%logfile%"
  echo. >> "%logfile%"
  
  :: Commands to run
  for %%C in (
      "netsh interface ipv4 show route"
      "netsh interface ipv4 show interfaces"
      "netsh interface ipv4 show addresses"
      "arp -a"
      "netsh interface ipv4 show subinterfaces"
      "netstat -rn"
      "powershell Get-NetAdapter"
      "route print -4"
      "curl icanhazip.com"
      "tracert 8.8.8.8"
  ) do (
      echo =============================================================== >> "%logfile%"
      echo COMMAND: %%~C >> "%logfile%"
      echo --------------------------------------------------------------- >> "%logfile%"
      %%~C >> "%logfile%"
      echo. >> "%logfile%"
  )
  
  echo.
  echo Log complete.
  echo gvim "%logfile%" >> "%logfile%"
  echo gvim "%logfile%"
  echo.
  pause
  endlocal
  exit /b
  
  :: end of nettest.bat
  
-- 
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Thread

PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-16 19:32 -0400
  Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files "Mr. Man-wai Chang" <toylet.toylet@gmail.com> - 2026-07-17 07:35 +0800
    Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-17 01:05 -0400
    Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files "Carlos E. R." <robin_listas@es.invalid> - 2026-07-17 14:43 +0200
      Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-17 10:35 -0400
  Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-16 19:47 -0400
    Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-16 19:53 -0400
      Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-16 19:57 -0400
        Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-16 20:01 -0400
        Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Andy Burns <usenet@andyburns.uk> - 2026-07-17 08:23 +0100
          Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-17 10:36 -0400
  Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Killer Punch <invalid@invalid.invalid> - 2026-07-17 01:16 +0100
    Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-17 01:34 -0400
  Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-17 14:17 -0400
    Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-17 14:23 -0400
  Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-18 13:08 -0400
    Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-18 17:10 -0400
      Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files croy <croy@spam.invalid.net> - 2026-07-19 06:39 -0700
        Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Paul <nospam@needed.invalid> - 2026-07-19 10:42 -0400
          Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-19 22:29 -0400
            Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Hank Rogers <Hank@nospam.invalid> - 2026-07-19 21:41 -0500
              Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-24 10:59 -0700
            Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Paul <nospam@needed.invalid> - 2026-07-19 22:49 -0400
              Re: PSA: Simple Wi-Fi gateway killswitch that works with OpenVPN config files Maria Sophia <mariasophia@comprehension.com> - 2026-07-20 00:28 -0400

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