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ReallyWhat's avatar
ReallyWhat
Aspirant
Nov 08, 2020
Solved

GS503

Hi, 

 

I have a GS3025e connected via CAT6 to my ISP provided router.  I then connect my PC, a NAS and a work Surface to the switch via Cat5/Cat6 LAN.

 

For 2 months it's been fine providing me with my ISP maximum Internet speeds of ~37Mbps.  Oddly, tonight my internet speeds drop to something like 0.2Mbps (I couldn't even load Goggle and Speedtest.net wouldn't connect to the test server.)

 

I did the obvious such as check cables, reboot my router and so on but as soon as I took the Router to Switch LAN cable and connected directly to my PC, my speeds went right back up to where they should be.  Put it back so it's Router > Switch > PC and the speeds drop to pretty much 0 again.  I've tried several cables between the Switch and the PC and all are giving the same result. 

I've tried removing all the cables except the Router > Switch and Switch > PC but no difference. 

I've tried the cables in different ports (even though I know it shouldn't actually matter) but no difference. 

 

Any ideas or is this simply an RMA?

 

ta

  • Hi ReallyWhat ,

    Welcome to NETGEAR online community! :)

     

    May I know the exactly product module name on this swith?

    GS305 is unmanaged  switch

    GS305E is smart managed plus switch

     

    Which one do you have in this situation?

     

    May I know more about your topology on GS305/305E when this unusual situation happened?

    Such as:

    Router >>>Port 1

    PC      >>> Port 2

    Printer >>> Port 3

    Camera >>>Port 4

    etc...

2 Replies

  • Hi ReallyWhat ,

    Welcome to NETGEAR online community! :)

     

    May I know the exactly product module name on this swith?

    GS305 is unmanaged  switch

    GS305E is smart managed plus switch

     

    Which one do you have in this situation?

     

    May I know more about your topology on GS305/305E when this unusual situation happened?

    Such as:

    Router >>>Port 1

    PC      >>> Port 2

    Printer >>> Port 3

    Camera >>>Port 4

    etc...

    • ReallyWhat's avatar
      ReallyWhat
      Aspirant

      Hi DanielZhang,

       

      Thank you so much for getting back to. Sorry to wate your time though, I've found the solution. 

       

      I use Powerline adpters throughout my house and 1 of them was behaving oddly.

      Although I have one powerline connected to my switch (which was correctly being identifed as the 'source' (ie, the one connected to the internet source), a 2nd one starting acting is if it was the source, where is in reality, it was should have been a provider.

       

      Suffice to say, once I disconnected that Powerline adapter, everything returned to normal.   I'm going to open a support case with Devolo asking the question about uising powerline via a switch or should the 'source' adapter be conencted directly in to the router.

       

      Regards  Ricky

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