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Forum Discussion
Is the Orbi RBR50 not compatible with Xfinity/Comcast with Motorola MB7621 modem?
I just got Xfinity/Comcast Internet and have my own modem - Motorola MB7621. The service was activated by calling Xfinity and providing the Motorola modem MAC address and serial number. The service i...
ChuckieCheese wrote:- Modem is shown in my Xfinity web account
- The modem received IPv6 IP address
This is the first I have heard of an Internet Service Provider (ISP) assigning only IPv6 IP addresses*. On Spectrum, I get a IPv4 IP address.
Orbi has a setting for IPv6 and I have mine set to "Disabled". What is your Orbi set to?
On the Advanced Tab->Advanced Settings->IPv6.
*Not to say this is uncommon. I lead a sheltered life.
CrimpOn yeah, it's weird Xfinity assigning IPv6. In the Motorola modem Admin page, the IPv4 section is blank and I thought the modem is not working, until I noticed the IPv6.
But the problem is solved (for now). I shutdown the modem and Orbi, went do some stuff and turned back the modem, wait till it is synced, then connect the Orbi. Voila, now it works! Seems I have to shutdown the modem for 10 minutes.
ChuckieCheese wrote:
I shutdown the modem and Orbi, went do some stuff and turned back the modem, wait till it is synced, then connect the Orbi. Voila, now it works! Seems I have to shutdown the modem for 10 minutes.
The timing of the process is important. I doubt if it is the 10 minutes that matters, but it does no harm to leave a healthy time out.
The order is more important. The sequence you described is spot on. A lot of people don't wait for the modem to do its thing before they turn on the router.
