Windows 10: Remote Desktop Connection not allowing Port Numbers

Discus and support Remote Desktop Connection not allowing Port Numbers in Windows 10 Network and Sharing to solve the problem; Hi On previous versions of Windows you could put an IP address : portnumber i.e. 192.168.0.1:1234 Now in Windows 10 it says the : character is an... Discussion in 'Windows 10 Network and Sharing' started by wozzaofrare, Aug 19, 2015.

  1. Remote Desktop Connection not allowing Port Numbers


    Hi

    On previous versions of Windows you could put an IP address : portnumber i.e. 192.168.0.1:1234

    Now in Windows 10 it says the : character is an illegal character

    so how do I define the port number to connect to for a remote desktop connection??

    :)
     
    wozzaofrare, Aug 19, 2015
    #1
  2. RNielsen Win User

    Need help Windows 10 VPN and Remote Desktop Connection

    When your using a VPN connection to create an remote desktop connection to your work PC

    The RRAS (Routing and Remote Access Server) vill assign you a uniqe port number.

    That port number is between 49152 - 65535.

    So in order for the remote desktop connection to work, you need to add that port range allong with port 3389, in your firewall allow list

    Here is how it works, and the port numbers:

    Home PC----3389---VPN ---3389---Company Router/Firewall---3389---RRAS---49152-65535---Work PC
     
    RNielsen, Aug 19, 2015
    #2
  3. Issues with remote desktop with Hyper-V

    Cannot Remote Desktop to Windows 10 Home Virtual PC.


    Remote Desktop Connection not allowing Port Numbers [​IMG]


    VM does not allow complete setup this entire section is missing:

    Remote Desktop

    Choose an option, and then specify who can connect.

    0 Don't allow remote connections to this computer

    0 Allow remote connection to this computer

    Allow connections only from computers running Remote

    Desktop with Network Level Authentication (recommended)

    I can telnet to port 3389 without an issue, so the port is open. However since I can't set permissions the connections is refused. How can this be corrected?

    Moved from: (Windows / Windows 10 / Performance & system failures)
     
    JohnCosolito, Aug 19, 2015
    #3
  4. Remote Desktop Connection not allowing Port Numbers

    Just an update, it would appear it's not actually the : character (as the error message states)

    it's the fact that the port number is 5 digits long. It would appear that in Windows 10, it will not let you connect to anything more then a 4 digit long port number. If you have a 5 digit long port number it will spit back an error about illegal characters....

    anyone have a work around?? (can't change this port to 4 digits for other reasons)
     
    wozzaofrare, Aug 19, 2015
    #4
  5. marv Win User
    it works fine to me when connecting to e.g. port 23389 and 43389. with win10 pro
     
  6. the 5 digit port I'm trying starts with a 7.... someone mentioned to me there could be an issue above 6
     
    wozzaofrare, Aug 19, 2015
    #6
  7. marv Win User
    yeah lol, port number is 16bit, so 65535 is largest number you can use *Biggrin
     
    marv, Apr 5, 2018
    #7
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Remote Desktop Connection not allowing Port Numbers

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