While going through a routine install of nixos the installer swapped sda and sdb. I made the mistake of not taking note of the disk size and ran the installer to entire wipe and ... See More

Is there a way to: Set access modes for files or directories only using systemd-tmpfiles z? Set only specific mode bits (similar to chmod +020 or chmod -020) during Z traversal ... See More

Considering 10Base-T Half Duplex... Is the maximum segment length of 100m a timing constraint (from CSMA/CD)? Is it derived from the slot time / minimum packet size? Or is it an ... See More

I'm setting up an nginx 1.27 configuration for several subdomains that will share a lot of similar configuration, so I was trying to use variables, but they don't seem to be exp ... See More

My goal is just to have Linux-based VPN server to which I could connect with build-in Windows client without installing third-party client software on Windows (security requirem ... See More

I'm encountering an issue with IIS where I'm unable to rewrite URLs. I have proxy enabled, and my SSL certificate is working correctly. and I'm pretty sure I have all the necess ... See More

What is the point of subnetting from a security perspective, if all this seems to do is create additional processing in the router, hence latency? It?s the firewall that allows ... See More

I've set up Postfix on my server (let's call it example.foo), and I can prevent SMTP clients that don't authenticate as admin from sending email from [email protected] with (for ... See More

I have my home network setup as follows: Router FRITZ!Box 5590 Fiber AdGuard Home DNS server using a Raspberry Pi 5 and configured using: Upstream DNS servers: https://dns.cl ... See More

does robocopy preserve original content when overwriting? I've tried a few ways here and it always erases everything just keeping the replacement file. Would you have any tips o ... See More

I have been encountering an issue when attempting to enable the Compute Engine API. Even though I have attached a billing account to the project, the process gets stuck and disp ... See More

We are using Netsweeper as our Web filtering solution. On monitoring the traffic we are seeing these unusual URLs - shithead.com:5357/d2cdee2c-e46d-48e8-9b16-3cc4a85fbc9f/ white ... See More

I am colocating and am given a /29 public IP CIDR from my colocation provider. I have a Cisco Catalyst 3650 24 port managed switch with 4 servers behind it in a VLAN. How do I s ... See More

I have a Wireguard connect to a cloud server that I do not control, and I was granted only one IP address to use when connecting to that server. However, I would like to allow m ... See More

I have a server at my vacation house. It used to work perfectly fine until a few days ago when I noticed I can't access it from my home network, but if I disable Wi-Fi and conne ... See More

If queried directly, with full response MSG SIZE rcvd: 584 $ dig -t NS @192.168.1.56 example.com ; DiG 9.18.28-0ubuntu0.24.04.1-Ubuntu -t NS @192.168.1.56 example.com ; (1 s ... See More

I am tech nerd, My dad is starting a new business. And the company requires a specific networking infrastructure Can anyone please explain the concepts and infrastructure needs ... See More

I am reaching out here to see if anyone has ideas as to what might be happening on our network. My assumption is that it is a routing issue at our ISP but, since that is a neigh ... See More

So im facing a problem with understanding which MTU(ip MTU or interface MTU) is the one responsible for fragmentation. I know that ip MTU is at layer3 and interface MTU is at la ... See More

I am currently finding a method to block file transfers in Skype. We typically use Skype for internal communications, but we want to restrict any form of file transfer within th ... See More