From containers and VPNs to VLANs and firewalls, Linux networking has become the backbone of modern home labs and servers.

The bash script described here can change Linux systems' IP addresses from dynamic to static with much less manual work. Changing the IP address of a Linux system from dynamic to static is not ...

Linux provides two very useful tools for diagnosing network troubles: arp and ip neigh. $ arp Address HWtype HWaddress Flags Mask Iface fruitfly ether 7c:67:a2:cf:9f:ef CM enp0s25 Comtrend.Home ether ...

How to Scan for IP Addresses on Your Network with Linux Your email has been sent Are you having trouble remembering what IP addresses are in use on your network? Jack Wallen shows you how to discover ...

Nload is showing a fairly low incoming load on my Nextcloud server. How to quickly check to see if your Linux server is under a DoS attack from a single IP address Your email has been sent If you have ...

In the vast ocean of network communications, Network Address Translation (NAT) stands as a pivotal lighthouse, guiding the flow of data packets to their correct destinations while conserving the ...

I've recently written about using bash arrays and bash regular expressions, so here's a more useful example of using them to test IP addresses for validity. To belabor the obvious: IP addresses are 32 ...

My Linux boxes are multi-homed (have two NICs). Each NIC is configured to be on a separate subnet. All good so far. The problem is that they respond to requests sent to either network address ...