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henfredemars's avatar
henfredemars
Follower
Jul 03, 2020

CM500 No IPv6

Hi everyone! First post!

 

Now that I have that out of the way, I have a question and I don't know where to go from here. The unit should support IPv6 according to the box and documentation, and I did have IPv6 working with my previous modem. Once I swapped in this CM500, I'm no longer getting an IPv6 address on my router.

 

I contacted my ISP and they told me that everything looks good on their end.

 

What do?

 

5 Replies

  • FURRYe38's avatar
    FURRYe38
    Guru - Experienced User

    The modem would be just a pass thru of any IPv6 protocols. You'll need to look at your wifi router for IPv6 configurations. Ensure the ISP is actually supporting IPv6 protocol services to the modem. 

    • gburns53's avatar
      gburns53
      Aspirant

      I've been back and forth for hours with Wow and contacted Netgear. I still don't know what the problem is.. but my gut is it won't work if the ISP doesn't have native IPV6 support.

       

      My ISP is WOW!  They have no idea how to explain the problem I'm having, they just say they can't fix it because it's my personal modem, contact Netgear. I assume that's because their rented Modems do some sort of IPV6 transactioning/tunneling/SOMETHING for them and this CM500 is pass-through.

       

      I wish I could confirm though, and maybe find a modem that does do it(whatever WOW! needs it to do).

       

       

      • FURRYe38's avatar
        FURRYe38
        Guru - Experienced User

        Spec sheets on the CM500 say it supports IPv6. 

         

        If the ISP has official native IPv6 protocol support, then it should be passing thru the CM modem then on to your PC if you wire connect up a PC to the modem directly. Be sure your PCs OS has IPv6 enabled as well. Most do by default now days.

         

        Most wifi routers now days also support IPv6 and you have to check it's configuration as well. Something to contact the Mfr about for the wifi router configuration. 


        gburns53 wrote:

        I've been back and forth for hours with Wow and contacted Netgear. I still don't know what the problem is.. but my gut is it won't work if the ISP doesn't have native IPV6 support.

         

        My ISP is WOW!  They have no idea how to explain the problem I'm having, they just say they can't fix it because it's my personal modem, contact Netgear. I assume that's because their rented Modems do some sort of IPV6 transactioning/tunneling/SOMETHING for them and this CM500 is pass-through.

         

        I wish I could confirm though, and maybe find a modem that does do it(whatever WOW! needs it to do).