Do I Need a Layer 3 Switch If I'm Using a Gateway for Routing?
I'm new to the IT world and have been trying to figure out my network setup. I have a Unifi Cloud Key and a Layer-2 switch that isn't…
subnetting
Why can't my computer with a .255 IP connect to my Brother printer?
I'm having trouble getting my Brother printer to work on my network with a somewhat unusual setup: I'm using a 192.168.200.0/22 subnet, meaning the range of IP addresses…
How to Fix WAN and LAN IP Address Conflict?
I'm trying to set up my first router and modem, but I'm getting an error that says "WAN ip address and LAN ip address cannot be the same…
Is Having a Huge Address Space Common for Small Offices?
Hey everyone, I've noticed that our office has a massive address space, specifically a /8 subnet, while using smaller DHCP scopes for our VLANs, like /27. I'm not…
Strange Default Gateway Behavior on Windows - What's Going On?
I recently encountered a puzzling issue with our inventory system that tracks PCs using SMB/SNMP scanning. After moving the system to a new server, it couldn't connect to…
How to Fix Docker Error: All Predefined Address Pools Fully Subnetted?
I've been using Docker on Arch Linux for years, but recently I've hit a wall with this error: 'Error response from daemon: all predefined address pools have been…