Recorder Inactive Due to ISP/Regional Network Restrictions

Modified on Thu, 5 Mar at 10:21 AM - By Tim Fuhrmann

Some internet service providers (ISPs) and regional networks block or throttle connections to Medal's services (cdn.medal.tv, api.medal.tv, etc.). This happens at the network level before traffic ever reaches Medal's servers.

How to confirm this is your issue:
  • Connect to any VPN and restart Medal
  • If the recorder comes back online → your ISP is blocking Medal
  • If it still doesn't work → you may have a different issue; please contact support

This is not a Medal bug or something we can fix with an app update. 



TABLE OF CONTENTS


Short summary

Zapret is an autonomous DPI-bypass tool that runs locally on Windows and can help bypass provider DPI blocks for specific hostnames without using a third-party proxy. This guide shows how to run Zapret (zapret-win-bundle) to unblock Medal.tv on Windows 10/11 (x64).

⚠️ Important legal & safety note — Bypassing network restrictions may violate local law, your ISP’s terms of service, or company policy. Only use this guide on networks and systems where you are authorized to do so. Disabling Secure Boot and whitelisting binaries in antivirus reduce system protections; proceed only if you understand the trade-offs.

Prerequisites


Files to create

Place the files below in the same folder as winws.exe.

  • Start_Medal_Bypass.bat

    @echo off
    cd /d "%~dp0"
    
    
    rem =============================================================================================
    rem Medal.tv Unblocker for Zapret
    rem Wrapper batch script to start winws.exe with Medal.tv hostlist
    rem Batch created by Tim Fuhrmann — Contact: tim@medal.tv
    rem Original Zapret software: Copyright (c) 2016-2024 bol-van (MIT License)
    rem =============================================================================================
    
    
    title Medal.tv Unblocker (Zapret)
    
    
    cls
    echo =============================================================================================
    echo  Medal.tv Unblocker for Zapret
    echo ---------------------------------------------------------------------------------------------
    echo  * Keep this window open while using Medal.tv
    echo  * To stop the bypass: close this window or press Ctrl+C
    echo  * If you encounter any issues with Medal, please reach out to the Medal.tv Support Team!
    echo =============================================================================================
    echo.
    if not exist list-medal.txt (
      echo [!] list-medal.txt not found in %cd%
      pause
      exit /b
    )
    
    
    rem Start zapret in the same window (blocking)
    winws.exe --wf-tcp=80,443 --hostlist="list-medal.txt" --dpi-desync=fake,multidisorder --new
    
    
    rem This will execute only after winws exits
    echo.
    echo [*] Zapret stopped. Program exited with code %errorlevel%
    pause


  • list-medal.txt

    medal.tv
    cdn.medal.tv
    .medal.tv
    127.0.0.1


Notes: Zapret’s hostlist accepts plain domain entries and applies subdomains automatically — keep the list simple. Add any additional Medal hostnames you discover if necessary.


Quick start

  1. Extract the zapret-win-bundle to a folder (e.g. D:\Zapret). Confirm winws.exe and the windivert subfolder are present.

  2. Save Start_Medal_Bypass.bat and list-medal.txt into the same folder as winws.exe.

  3. Right-click Start_Medal_Bypass.batRun as administrator.

  4. Check the console for lines like:

    • windivert initialized. capture is started

    • Loaded X hosts from list-medal.txt


If you see those messages, leave the console open and test Medal.tv in your browser or the Medal client!


Troubleshooting

  • Console shows only usage/help and exits with code 1
    You likely ran winws without the required options. Ensure the wrapper uses:

    --wf-tcp=80,443 --hostlist="list-medal.txt" --dpi-desync=fake,multidisorder --new
  • Windivert / driver errors ("failed to open driver", "error 577")
    Driver signing / Secure Boot likely blocked the driver. Check Secure Boot and consider temporarily disabling it, or use a signed Windivert build if available.

  • Antivirus blocks winws or Windivert
    Add a folder exception (whitelist) for the Zapret folder. See Medal’s AV whitelist article for wording/examples and follow your corporate/home AV guidance.

  • Run blockcheck\blockcheck.cmd (included in the Zapret bundle)
    blockcheck can auto-detect the best --dpi-desync parameters for your ISP and writes working command-line examples to blockcheck.log. Swap the working arguments into the Start_Medal_Bypass.bat command if needed.

  • Medal still fails

    • Add more Medal hostnames to list-medal.txt (if you identify them).

    • Try different --dpi-desync strategies suggested by blockcheck.

    • If problems persist, contact Medal Support and include the console output and blockcheck.log.


Advanced tips

  • To run Zapret with different DPI-desync options, edit the winws.exe command line in Start_Medal_Bypass.bat with the arguments blockcheck suggests.

  • Keep the console window open while using Medal; closing it or stopping the process will stop the bypass.

  • If you want to run Zapret unattended, consider converting the batch into a scheduled task that runs with highest privileges — but be mindful of AV and driver loading issues!


Security & maintenance

  • Keep your copy of Zapret and Windivert up to date from their official sources.

  • Re-enable Secure Boot if you disabled it for troubleshooting and you no longer need the unsigned driver.

  • Only whitelist binaries you trust and only on machines you own or administer.


Need help?

If you run into problems you can’t resolve:

  • Include the console output from Start_Medal_Bypass.bat (copy/paste), and if present, blockcheck.log.

  • Reach out to Medal Support with those logs and a short description of what you tried.

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