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Forum Discussion
atari8000
Jan 29, 2025Aspirant
MR70 MS Teams / ZOOM performance issue very choppy
Nighthawk MR70 in Access Point Mode V1.0.3.34_2.0.58 MacBook Pro M1 - approx 5-7 feet away ChromeBook (HP) - approx 20 ft away - but not concerned with that at this time Speedtest direct wired...
atari8000
Jan 30, 2025Aspirant
cable modem (147.xxx.xxx.xxx)
PFSENSE on mini PC with 5 ports
port 0 - cable modem
port 1 - 192.168.1.x - serving MR 70 (wireless name AREA1)
port 2 - 192.168.2.x - service MR 70 (wireless name AREA2)
--MR 70 on port 2 has an ethernet cable from it to TP-LINK Deco s4 also in access point mode
----TP-LINK (wireless name AREA-TP and AREA-TP-GUEST) also using 192.168.2.x
DHCP - I assign all IP addresses based on MAC address
Update:
I did get choppy ZOOM on TP-LInk, but not as severe.
I found a zillion articles that teams/zoom totally clobber MESH networks
But I found (but didn't save) a reference that someone using TP-LINK did not have choppyness on TP-LINK guest, which I did not test yet with teams/zoom
I enabled GUEST on Netgear and connected to it
I found I could ping anything on its subnet (research show netgear in AP mode has this issue)
I then connected to AREA-TP-GUEST, and I did get same IP address but I could not ping anything on the subnet
So I am wondering if teams/zoom is, for whatever reason, is doing some full network sweep and saturating the network (which makes some sense that CTS/RTS reduced to a lower number helps...but I don't know for certain).
If the saturation theory is true, then the contained TP link guest, which cannot ping anything on the subnet) wont flood.
This would stink because I would need to either keep TP-LINK for my work connection or watch episodes of McGyver and find the one where he sets up one IP Address to a subnet of /32 and has ability to get to gateway/dns and the internet
michaelkenward
Jan 30, 2025Guru - Experienced User
atari8000 wrote:
cable modem (147.xxx.xxx.xxx)
PFSENSE on mini PC with 5 portsport 0 - cable modem
port 1 - 192.168.1.x - serving MR 70 (wireless name AREA1)
port 2 - 192.168.2.x - service MR 70 (wireless name AREA2)
--MR 70 on port 2 has an ethernet cable from it to TP-LINK Deco s4 also in access point mode
----TP-LINK (wireless name AREA-TP and AREA-TP-GUEST) also using 192.168.2.x
Looks like complex mishmash. Two routers on one modem? An invitation to trouble.
Two routers on your network can cause headaches. For example, you can end up with local problems with addresses on your network. Among other things, the other router can misdirect traffic to addresses that the Netgear router usually handles, such as routerlogin.net or the usual default IP address for a router, 192.168.1.1.
This explains some of the other drawbacks.
What is Double NAT? | Answer | NETGEAR Support
It is often easier to use just one router and then to set up the second router as a wifi access point (AP) with a wired connection to the main router. Netgear advises this, as does just about every site you will visit.
How do I change my NETGEAR router to AP mode? | Answer | NETGEAR Support
But that has its own drawbacks:
Disabled Features on the Router when set to AP Mode | Answer | NETGEAR Support
If it is just a separate wifi network that you want, one for IoT and the other for "cell and computers", then you could see if putting the second MR70 into AP mode would work.
There are alternatives, but that is best left until we have a clearer idea of the ultimate goal on this network.
Just another user with time on their hands.
- atari8000Jan 30, 2025Aspirant
It may seem like a complex jumble, but it really isn't. This setup has been effective for years. The concept is that since I have many smart devices (IoT) connected to my network, which also includes my PC that contains financial information, passwords, and other sensitive data, it’s only a matter of time before someone hacks the firmware of a smart bulb or a smart switch. This could potentially create a backdoor into my home network. So I decided to make 2 networks in my home. One is for my personal stuff, and the other for everything else. If some uses my kitchen bulb as a backdoor, they would be contained in IoT network.... Well that's the goal
With me so far?
So I got this mini PC and installed PF Sense, which allows me to create and control subnet segments. I have AREA1 (192.168.1.x/23) and AREA2 (192.168.2.x/24), meaning my personal stuff can talk to IoT stuff, but IoT cannot talk to personal stuff.
Goal achieved but with TP-LINK
TP-LINK doesn't give you the control that Netgear does and requires an app on the phone. So I get NetGear MR70. Everything works perfectly and I can change channels (my primary reason for buying new routers). Torrents, streaming, Wifi Cell calls, IoT control, Alexa , blah blah blahIt is only Teams and Zoom that it gets choppy on Netgear. As mentioned earlier, I hardwired my old TP router (NG eithernet port to TP ethernet port both in AP mode) and enabled TP GUEST. I connected to it and guess what didn't happen?
No choppiness I will do more testing, I don't think "double nat" is my issue.- michaelkenwardJan 31, 2025Guru - Experienced User
While I can understand your paranoia, I am not convinced that your issues with Teams have nothing to do with the design of your network.
If you are serious about security, Netgear provides Armor subscriptions. I currently have a one year trial. I can hardly move without it trying to "protect" me.
I also have two routers running as routers on my network. But the second router operates as the DMZ for the first router. This allows me to operate two separate networks with different core IP addresses.
I would try so simplify the network as much as possible. As it is, I doubt if anyone is going to be able to diagnose what is happening.
That none of the real experts here has stepped in to fill the gaps in my understanding suggests that there isn't a neat answer to your problems.
Just another user with time on their hands.
- atari8000Jan 31, 2025Aspirant
Thank you for the reply but I have great protection with PFSense
Please do not conclude it is a jumbled up mess as it is planned out well (for me), Explaining a network setup without pictures makes it difficult
On my AREA2 (IoT) network.... think of it as a giant DMZ. Anyone can go anywhere and utilize UPnP & NAT-PMP., whatever makes a device happy. Even when I have guests come over, I have them log into that network. All of the IoT devices phone home just so the can function normallyAnd for my reasons, AREA1 is very secure and monitored very well. Case in point, I install some game on my phone (bejeweled clone) and pfsense shown the ip address of my phone trying to connect to India IP like 90 times a second. No obvious damage was done but outside of my network who know what it was trying to do.
The network is pretty simple and true, there is a learning curve with PFSense. If you use Mr Google and enter in "zoom teams mesh wifi choppy", you can see 100's (1000's) of discussions about the issue I am having.
Again - everything else in my home on either network runs like water going down hill. Netgear is great and allows me to tweak things that TP-Link does not. (TP as in Toilet Paper)However when ZOOM or TEAMS is running, things get choppy, very, very choppy.
To anyone who might read this, if you are experiencing this issue, try going into router setup > advanced tab > advanced setup > wireless settings
Adjust CTS/RTS settings to a lower value. Default 2347 means it is disabled. I reduced choppiness down significantly when I was at 500. Less than 250 my performance dropped. Your sweetspot may be different if you are testing with Netflix running at the same time with a kid playing Mortal Kombat 1 online in some tournament.