Operations at our factory purchased and began deploying an IoT energy-monitoring system without involving IT. The project apparently has no agreed plan for device connectivity across the site,…
I've successfully set up a VPN tunnel between my on-premises site and Azure for a while now, and I can connect to a VM in Azure without any…
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…
I'm having trouble getting VLAN tagging to work correctly in Hyper-V. I've set up two 1Gb NICs in a Switch Embedded Team (SET) team, with switch ports configured…
I'm setting up a new iSCSI storage system at one of our locations, which has VLAN isolation and two distinct subnets for the iSCSI traffic. I've heard mixed…
I'm experiencing a frustrating issue where printers connected to a server are frequently showing up as offline. Here's the setup: we have a print server running Windows Server…
Hey fellow sysadmins! I'm brushing up on my networking skills since it's been a while since I've dealt with anything beyond Plug and Play networking. I really want…
I'm currently managing a network with two main VLANs: 'external', which contains publicly accessible systems secured with firewalls, and 'internal', which has the majority of endpoints behind NAT…
I'm setting up a server with bonded NICs that will connect to two different blades on the same switch. The server's OS will use an IP address in…
I recently purchased a Cisco WS-C2960L-SM-24PS switch, but I'm having trouble accessing its configuration. I've reset the switch and updated to the latest firmware, but I'm not receiving…
I'm looking for advice on setting up IT for my church. We currently have a 24-port managed Cisco Switch that's starting to fail. Our modem is good, but…
I'm putting together a home lab with two mini PCs and a NAS, using the NAS as the Docker Swarm manager and the mini PCs as worker nodes.…
I'm facing issues with file sharing after setting up a VLAN for my network. We have two PCs running Windows 11 Pro and a file server with Server…
Hey folks! I'm diving into network segmentation at my workplace, which is about 90% on-prem. The goal is to move our servers to a dedicated VLAN with proper…
Hey everyone! I'm a bit confused about VLANs and hope you can help clarify things for me. I have a router and a dumb switch (unmanaged). My question…
I'm wrapping up the setup for a Pure Storage FlashArray used in a GPU cluster and need some guidance on the Linux networking. I have two Cisco Nexus…
I recently replaced our firewall and immediately ran into problems with our cameras. Most of them stopped working and I couldn't access the camera server from our PCs…
I recently moved my Fedora server (version 41) to its own VLAN. It previously had a static IP address of 192.168.1.4, but now I've changed it to a…
I'm working with a four-node Raspberry Pi cluster using Kubernetes 1.33 and I've installed Flannel, MetalLB, and the Kubernetes dashboard. I've successfully assigned an external IP to the…
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…