Greg Sowell talks ProxmoxVE Container Admin via Ansible and Ascender
A recent ask from a fan was “how do you manage containers inside of proxmox”, so here it is! This demos creating, starting, stopping, and deleting containers. The playbook can be found here: https://github.com/gregsowell/ansible…
WISP tower random photos
I was going through some older hard drives and came across some of these photos of Baicells, Cambium and other gear on towers. These were installed for Wireless Internet Service Providers (WISPs). See below for those who don’t know what …
Mikrotik RouterOS 7.14beta8 is out
https://librenms.icisky.net/dashboard/14 What’s new in 7.14beta8 (2024-Jan-22 21:07): !) rose-storage – moved SMB service in the RouterOS bundle;!) smb – removed legacy SMB service (replaced with newer and faster ROSE SMB service);*) bgp – allow to leak routes between local VRFs;*) …
Unveiling the Versatile Applications of VXLAN in Modern Networking
VXLAN, standing for Virtual Extensible LAN, offers many applications that cater to the evolving needs of modern networking paradigms. 1. Data Center Interconnectivity VXLAN plays a pivotal role in connecting geographically dispersed data centers. Encapsulating Layer 2 Ethernet frames within …
What is Buffer Bloat in network switches?
What is Buffer Bloat? Buffer bloat refers to excessive data buffering within network devices such as routers or switches. These devices utilize buffers to hold incoming and outgoing data packets temporarily. However, when these buffers become overfilled due to congestion …
Demystifying Commonly Misused IT Terms
In the fast-paced realm of technology, jargon, and buzzwords often take center stage. Yet, amidst the whirlwind of innovation, some terms are misused or misunderstood, leading to confusion rather than clarity. Let’s untangle a few of these commonly misused IT …
DWDM C-Band and L-Band channels
In my continuing series on DWDM, we are talking about commonly accepted channels in DWDM C-Band and L-Band. In previous posts, I talked about what DWDM is and wavelengths. The chart below showcases the DWDM channel numbers and their respective …
DWDW wavelength Grid and Bands
In a previous article, I wrote about understanding what DWDM is. This article will dive into what channels and wavelengths are available in DWDM systems. DWDM systems adhere to a standardized wavelength grid, typically spaced at intervals of 0.8, 0.4, …
How does Power Over Ethernet (POE) work?
Power over Ethernet (PoE) technology allows electrical power and data to be transmitted together over standard Ethernet cables, typically Cat5e, Cat6, or Cat7 cables. It eliminates the need for separate power cables, simplifying installations and providing power to devices like …
Celebrating a Merry ISP Network Christmas: Spreading Connectivity Cheer!
‘Tis the season to be jolly, and amidst the joyous festivities, let’s take a moment to celebrate the unsung heroes of our connected world—the ISPs (Internet Service Providers) who work tirelessly behind the scenes to keep our digital sleighs flying …
Networking Basics: What is a subnet mask?
In simple terms, a subnet mask is a 32-bit numeric address that delineates the network portion of an IP address from the host portion. It works in conjunction with IP addresses to divide a large network into smaller, more manageable …
Exploring Multicast and PIM: Unlocking Efficient Data Distribution in Networks
Multicast offers a solution for simultaneously distributing data to multiple recipients. One of the key protocols enabling multicast routing is Protocol protocol-independent multicast (PIM). In this blog post, we’ll delve into the world of multicast, understand its significance, and unravel …