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Computer Networking

Computer networking covers IP networks, routers, switches, firewalls, and home/SOHO network design and troubleshooting.

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r/HomeNetworking · u/Thin_Astronomer4184 · 3d ago

AT&T Fiber 1 Gig - Link speed randomly drops from 1000 Mbps to 100 Mbps. Looking for advice on a clean/pro-level home network setup

I’ve noticed that my Ethernet link speed will occasionally negotiate at 100 Mbps instead of 1000 Mbps. Other times it comes right back to 1000/1000 Mbps on its own. My internet is generally fast, but the connection feels…

r/homelab · u/Fuzzy-Sympathy5649 · 1w ago

First Homelab setup as a Junior in High School

I’m currently studying for my Security+ and CCNA, and this project has been a great way to get hands on experience with networking, virtualization, and system administration. Current hardware: 2x Dell OptiPlex 7040 Micro…

r/HomeNetworking · u/SiriShopUSA · May 7, 2026

Finally got around to mounting my rack and mostly getting my networking setup

I finally got around to getting all the equipment out of my attic and into my office for the most part. Some of the kit is 3d printed while the rest was ordered on Amazon.com. The Dell PC is my Proxmox host for HAOS. The…

r/networking · u/Due-Swimming3221 · May 8, 2026

Inherited network in a bad state. which brand do I pick for hardware refresh in my situation?

Hey all. Just taken on an IT manager role and inherited infrastructure that needs some work. gonna propose a hardware refresh and want some outside input before the quotes come through. The setup: 10 sites, head office p…

r/HomeNetworking · u/Historiun · 1w ago

Just got AT&T Fiber, but wifi seems slow.

I recently got an AT&T fiber setup for my home. I have the modem they gave me, a BGW320 and bought a Netgear Nighthawk RS200. My wifi feels way too slow. Like, maybe getting 70mbps at best. I currently have the router ho…