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Forum Discussion
mulberryhill
Jul 03, 2022Aspirant
r7000p - not connecting to wifi with c3000z
I have a new modem from CenturyLink - a C3000Z. However, my router now will not connect to the internet with that modem. All I did was unplug the old modem and plug in the new one. If I plu...
michaelkenward
Jul 03, 2022Guru - Experienced User
mulberryhill wrote:
I have a new modem from CenturyLink - a C3000Z.
That is probably a modem/router. Look at the row of LAN ports on the back. Does it also do wifi?
However, my router now will not connect to the internet with that modem. All I did was unplug the old modem and plug in the new one.
I assume that you have plugged the r7000p into the c3000z. Not sure where the "not connecting to wifi" in your subject comes into it.
You have put one router in front of the R7000P. That's asking for trouble.
Two routers on your network can cause headaches. For example, you can end up with local address problems. Among other things, the other router can misdirect addresses that the Netgear router usually handles, such as routerlogin.net or the usual IP address for a router, 192.168.1.1.
This explains some of the other drawbacks.
What is Double NAT? | Answer | NETGEAR Support
Unless you have specific reasons for using two routers it is often easier to use just one router and then to set up the second router as a wifi access point. Netgear advises this, as does just about every site you will visit.
It may be possible to put the modem/router into modem only (bridge) mode and then to use the second device as the router. Sometimes it is easier to put the second router into AP mode. But that has its own drawbacks:
Disabled Features on the Router when set to AP Mode | Answer | NETGEAR Support
The reason for the change was that the old modem was no longer connecting to the SMTP server for outgoing email - who knows why.
We don't know what that old modem was, but in most cases the modem has nothing to do with connecting to the SMTP server. That is in the hands of the router. You might have found it easier, and cheaper, to work out how to fix that problem than to replace the modem. That certainly would have been cheaper.
- mulberryhillJul 11, 2022Aspirant
Thank you. I just realized my first response never went through. Here it is again:
Let me explain a little more.
On our "OLD" modem (from centurylink) - Our DSL line comes into one building on our property - however we have run a line into our house and connected that line to the r7000p. The line coming into our house is connected to the WAN/LAN (I believe) port on the old modem. That setup works just fine and internet goes through the r7000p for the house. The r7000p is set up as an access point. The OLD modem could also be connected to for wifi if needed.
For some reason I could not send any email through the centurylink smtp server when connected to the wifi in the house or our other building. I could only use data on my phone or I would need to go elsewhere to connect to wifi.
Centurylink sent us the new modem c3000z. I unplugged the OLD one and plugged in the new one. When connected directly to the new c3000z I could send emails - so that device solved my email problems there. However, internet was no longer functioning on the r7000p. If I plugged the yellow line coming into the house directly into a computer - internet worked just fine. If it was plugged into the r7000p - nothing.
I'm wondering if the setting should be different on the r7000p now? Would that have anything to do with it?
Thoughts?
Thank you in advance for all of your help.