Setup VLAN-tagged interface on Ubuntu
VLANs offer a powerful way to divide a physical network into multiple logical networks. This can be useful if your hos
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Configure VLAN-tagged interface on FreeBSD
Oct 5 Grzegorz Juszczak
Virtual Local Area Networks (VLANs) offer a powerful way to segment networks and enhance security. This guide demonstr
How to configure a multi-hop SSH tunnel to bypass internet blocks
Sep 29 Grzegorz Juszczak
SSH allows users to establish secure connections over untrusted networks by encrypting the communication between clien
5 Advantages of Migrating Your Workloads to the Cloud
Jun 26 Grzegorz Juszczak
Still running your company's workloads on-premise? It's probably time to consider migrating them to the cloud. Here
How to replace a Volume in mdadm software RAID array
May 4 Grzegorz Juszczak
mdadm, which is a Linux Software RAID, is not inferior to a typical hardware RAID controller, and just like a hardware
Debian Installation with LVM RAID 1 and Hot Spare
Jan 28 Grzegorz Juszczak
Debian is a powerful, multipurpose, and super stable Linux distro, however, in my humble opinion, its installation wiz
Comment uncomment and replace characters in multiple lines in Vim
Nov 27 Grzegorz Juszczak
Modifying files in Vim can be arduous and time-consuming, especially when we want to modify multiple lines at once. Th
Resize Cinder based Volume attached to an Instance in OpenStack
Jul 10 Grzegorz Juszczak
One of the key features in OpenStack is the ability to resize the Instance's flavor to increase resource limits used b
How To Enable LLDP Service on CentOS
May 22 Grzegorz Juszczak
LLDP (Link Layer Discovery Protocol) can be essential in situations of complex network-server infrastructure configura
How to add Hot Spare Volume to the existing mdadm software RAID array
Dec 29 Grzegorz Juszczak
Having a Hot Spare significantly increases the security of our data in a RAID array. In the case of a single disk fail
Configure VLAN tagged interface over LACP bond on CentOS / RHEL
Nov 12 Grzegorz Juszczak
In one of my previous articles I presented how to: Configure a bridge interface over a VLAN tagged bonded interface o
Configure a bridge interface over a VLAN tagged bonded interface on CentOS / RHEL
Jun 1 Grzegorz Juszczak
Linux enables us to create advanced network setups which provide us with special features like NIC Bonding, VLAN taggi