Wifi Networks

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  • Jon Vaughan

    #1

    Wifi Networks

    Hello all,

    I have written a program that is a client / server program running over a
    wifi network. When the computer boots windows connects to the network 99% of
    the time , but now and again it just doesnt connect and needs to be manually
    connected. I was wondering if in .net its possible to re connect to the
    network ? my other smaller problem is that the client code is set to run on
    start up, a splash screen is initially displayed to wait for the network
    connection to establish ( timer is set so every 15 secs it tries to ping the
    server ), but even thou the connection is established ( connection
    notification is show in the system tray ) the program wont connect. It
    takes a cancel program and manually re run it before it connects. Its as if
    the program is being started before the network connection and due to this
    it cant connect.

    If anyone has any ideas on either of the above problems Im having I would be
    grateful to know them.

    Thanks

    Jon


  • NeverwaY

    #2
    RE: Wifi Networks

    Although i am relatively new with VB, my biggest concern here is why your
    WIFI net is dropping. Typically WIFI nets are as stable as wired networks.
    Are you sure that you don't have some kind of 2.4ghz interference on the
    channel (ie portable phones, walkie-talkies, etc?) If it is just one machine
    that you lose connection on, perhaps you should blow the driver and config
    utility and reinstall it on a cold boot. I wish that i could be of more
    assistance with the VB code, but wifi is what i do best (Wireless Network
    Senior Technician, Dell Inc.)
    --
    <XML>
    <BEGIN:: DCSE-TRAINING>
    <END:: DCSE-TRAINING>
    <BEGIN:: GOOD-CAREER>
    <BEGIN:: GOOD-CAREER>
    <I SAID BEGIN:: GOOD-CAREER>
    <BEGIN:: METHOD:: GIVE-UP>
    </XML>


    "Jon Vaughan" wrote:
    [color=blue]
    > Hello all,
    >
    > I have written a program that is a client / server program running over a
    > wifi network. When the computer boots windows connects to the network 99% of
    > the time , but now and again it just doesnt connect and needs to be manually
    > connected. I was wondering if in .net its possible to re connect to the
    > network ? my other smaller problem is that the client code is set to run on
    > start up, a splash screen is initially displayed to wait for the network
    > connection to establish ( timer is set so every 15 secs it tries to ping the
    > server ), but even thou the connection is established ( connection
    > notification is show in the system tray ) the program wont connect. It
    > takes a cancel program and manually re run it before it connects. Its as if
    > the program is being started before the network connection and due to this
    > it cant connect.
    >
    > If anyone has any ideas on either of the above problems Im having I would be
    > grateful to know them.
    >
    > Thanks
    >
    > Jon
    >
    >
    >[/color]

    Comment

    • Jon Vaughan

      #3
      Re: Wifi Networks

      Hi,

      The network is dropping, just sometimes on boot the network isnt
      autoconnecting as its setup to do. Once the network is up and running its
      100% stable, I will try the reinstall that you have suggested, but its more
      of an intermittant problem which happens on the connection after boot up.

      Cheers for your info.

      Jon

      "NeverwaY" <neverway@hotma il.com> wrote in message
      news:06DA26E2-8421-41EA-95FA-14EB234565A7@mi crosoft.com...[color=blue]
      > Although i am relatively new with VB, my biggest concern here is why your
      > WIFI net is dropping. Typically WIFI nets are as stable as wired networks.
      > Are you sure that you don't have some kind of 2.4ghz interference on the
      > channel (ie portable phones, walkie-talkies, etc?) If it is just one
      > machine
      > that you lose connection on, perhaps you should blow the driver and config
      > utility and reinstall it on a cold boot. I wish that i could be of more
      > assistance with the VB code, but wifi is what i do best (Wireless Network
      > Senior Technician, Dell Inc.)
      > --
      > <XML>
      > <BEGIN:: DCSE-TRAINING>
      > <END:: DCSE-TRAINING>
      > <BEGIN:: GOOD-CAREER>
      > <BEGIN:: GOOD-CAREER>
      > <I SAID BEGIN:: GOOD-CAREER>
      > <BEGIN:: METHOD:: GIVE-UP>
      > </XML>
      >
      >
      > "Jon Vaughan" wrote:
      >[color=green]
      >> Hello all,
      >>
      >> I have written a program that is a client / server program running over a
      >> wifi network. When the computer boots windows connects to the network 99%
      >> of
      >> the time , but now and again it just doesnt connect and needs to be
      >> manually
      >> connected. I was wondering if in .net its possible to re connect to the
      >> network ? my other smaller problem is that the client code is set to run
      >> on
      >> start up, a splash screen is initially displayed to wait for the network
      >> connection to establish ( timer is set so every 15 secs it tries to ping
      >> the
      >> server ), but even thou the connection is established ( connection
      >> notification is show in the system tray ) the program wont connect. It
      >> takes a cancel program and manually re run it before it connects. Its as
      >> if
      >> the program is being started before the network connection and due to
      >> this
      >> it cant connect.
      >>
      >> If anyone has any ideas on either of the above problems Im having I would
      >> be
      >> grateful to know them.
      >>
      >> Thanks
      >>
      >> Jon
      >>
      >>
      >>[/color][/color]


      Comment

      • Doug Bell

        #4
        Re: Wifi Networks

        Hi Jon,

        Just a thought on your second problem; could you create a launch program
        that loads on start-up, checks the network and after it gets a response,
        then it launches your main application?

        It seems a difficult problem to debug because you won't be able to run in
        debug mode but maybe you could put some debug lines in to write to a text
        file to tell you where it is stalling.

        Doug


        "Jon Vaughan" <jonnyvaughan@h otmail.com> wrote in message
        news:wclje.4744 36$A81.15594@fe 08.news.easynew s.com...[color=blue]
        > Hello all,
        >
        > I have written a program that is a client / server program running over a
        > wifi network. When the computer boots windows connects to the network 99%[/color]
        of[color=blue]
        > the time , but now and again it just doesnt connect and needs to be[/color]
        manually[color=blue]
        > connected. I was wondering if in .net its possible to re connect to the
        > network ? my other smaller problem is that the client code is set to run[/color]
        on[color=blue]
        > start up, a splash screen is initially displayed to wait for the network
        > connection to establish ( timer is set so every 15 secs it tries to ping[/color]
        the[color=blue]
        > server ), but even thou the connection is established ( connection
        > notification is show in the system tray ) the program wont connect. It
        > takes a cancel program and manually re run it before it connects. Its as[/color]
        if[color=blue]
        > the program is being started before the network connection and due to this
        > it cant connect.
        >
        > If anyone has any ideas on either of the above problems Im having I would[/color]
        be[color=blue]
        > grateful to know them.
        >
        > Thanks
        >
        > Jon
        >
        >[/color]


        Comment

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