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…
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 …
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 …
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 …
Understanding BGP Looking Glass Servers
Amidst this complex network ecosystem, BGP Looking Glass servers stand as invaluable tools offering transparency and insight into the world of routing. They are used to troubleshoot and visualize how networks view routes. BGP Looking Glass servers are essentially web-based …
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 …
Where is all this port udp port 443 traffic coming from? Understanding QUIC.
QUIC operates atop UDP, integrating TCP and TLS (Transport Layer Security) features to offer a streamlined, encrypted, and low-latency connection. Unlike TCP, QUIC doesn’t require a handshake process before data transfer begins. By combining encryption and connection setup, QUIC significantly …