New issue with my MacBook wifi connection. Think it's Hubitat related

Hi there! This maybe an off topic conversation but I'm experiencing something unique and that is out of my scope of understanding.

I picked up my Hubitat about three weeks ago. Slowly got everything setup how I want. Dashboards, apps, all the good stuff.

However since the day I got my Hubitat (and connected it to my router), I have been having a weird issue where from time to time my MacBook just stops getting data from the wifi. Any uploads/downloads, websites etc just freezes. I have to turn off my wifi on my MacBook and turn it back on and reconnect to solve the problem. Sometimes it's good for awhile, other times it is every other minute. It just happened while writing out this post.

Any thoughts on what it could be? Happened right when I hooked up my Hubitat. Shared IP? Not sure how to test that. I see no issue with my other devices. Just my MacBook

Any help would be appreciated. Thank you

An IP address conflict is possible, but would only happen if you manually assigned an IP address to one of the two, and your router assigned the same address to the other by DHCP.

So, what’s your MacBook’s IP address? And what about your Hubitat?

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Sounds more like a MacBook issue, but a few questions for you:

  1. On your hub if you go to Settings | Hub Details in the upper right of the screen what does the IP address say it is?
  2. If you go to your Mac's terminal app and type in ipconfig getifaddr en1 (wired) and ipconfig getifaddr en0 (WiFi), what numbers come back?
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So I checked both thanks to @thebearmay advice below. My MacBook IP and my Hub IPs are indeed different xxx.xxx.1.122 & xxx.xxx.1.116. So I guess my issue lies somewhere else?

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Another possible option is that you've reached the number of devices on your network that you've saturated the DHCP allocation range on your router? Many routers allow you to restrict DHCP to (as an example) 25 IPs -- not the entire subnet. This could cause a renewal to fail, when the dhcp lease expires (typically 24 hours). Not sure why this would specifically target your Mac though...

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I'm not seeing a connection between adding HE and your macbook issues, other than what folks have already posted. There are overlapping zigbee and wifi channels in the 2.4ghz band that can cause interference but given the difference in output power Wifi is, in my experience, always the winner.

What's your network configuration look like?

Huh! That’s good to know. My router is a few years old so that’s could very much be the issue. I’ll looked deeper into the issue and you're right. Depending on what is going on at my house I'm around 23 or more devices on the router. Which is leading to the issues. I unplugged some of my lesser used stuff and have seen no issue with my Mac at this time.

Going to look into a new router for more devices because there will only be more haha Thank you

You are correct. The connection wasn't specific to the HE and my MacBook. Was more just correlation. The HE added one more item to my already stretched router (25 devices max it states). It also added one more item that's almost always on. So things we're tight. I unplugged some not regularly used devices and have seen no issues now with my MacBook. Going to look into a new router with a higher device limit.

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Well then! Kudos to @dkilgore90! I'm not sure I would have thought of that. 25 seems like an awfully low number. Toss that router! I'm a fan of Unifi gear by the way, but that may be overkill.

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Thats what I said! haha. I didn't even think of the router limits. You're right, but 7-10 years ago it was the bee's knees of routers. Then I got into smart home stuff and years later she isn't keeping up.

I appreciate the suggestion! I've always done Linksys, but I'll check out Unifi

Is it a hard limit? Or configurable range? If the latter, you might be able to get by for a bit by extending it. That said, most consumer-grade routers that can assign more IPs still struggle to maintain that many client sessions - especially if most are wireless.

I'll second UniFi - kind of in the "Pro-sumer" category - a little pricey at times, but the stuff works!

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I was a linksys guy for a long time but their Velop product was absolutely horrible and the support was worse. Every single time I had an issue their first answer was "update the firmware," and every time I updated the firmware I ended up spending HOURS on the phone with them. I threw it all away, spent the money to migrate to Unifi, and have never looked back. But it is pricey and I think @dkilgore90 is being generous when he says "pro-sumer." I'd lean more toward "commercial grade" though perhaps not "enterprise class." At least for the stuff I got.

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Ubiquiti's Amplifi range is very consumer-oriented/priced and provides an excellent user experience - even to setup fully wireless mesh networks.

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Ah thanks for clarifying, Ashok. I was speaking of the Unifi line - not familiar with Amplifi. I also hate wireless meshed networks but maybe I'm just cranky. (Wireless meshed networks with wireless backhaul to be specific.)

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I know.

I was just adding to the discussion. The Amplifi line is easy for the consumer to install and provides really good performance. Wireless backhaul is typically excellent, because there's a dedicated radio used for that.

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