DNSSEC Key Ceremony #27

Want to really geek out on one of the fundamental cornerstone of the Internet? Watch this video. https://www.youtube.com/watch?v=FbzJgsXAW3o I can’t embed the video as they have turned off that feature.

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 a WISP is. A Wireless Internet Service Provider (WISP) is a telecommunications company that delivers … Read more

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;*) bth – added simple “Back To Home Users” manager under IP/Cloud menu;*) console – added … Read more

Unveiling the Versatile Applications of VXLAN in Modern Networking

close up photo of network switch

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 Layer 3 UDP packets facilitates seamless communication across disparate data center environments. This empowers businesses … Read more

What is Buffer Bloat in network switches?

fiber optic switch with bright connectors in studio

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 or mismatches in data transfer speeds, it increases latency and reduces network performance. How Does … Read more

Demystifying Commonly Misused IT Terms

black and gray laptop computer turned on doing computer codes

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 terms and shed light on their accurate definitions. 1. Cloud Computing vs. The Cloud Misconception: … Read more

DWDM C-Band and L-Band channels

Fiber Optic

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 wavelengths within the C-band, enabling multiplexing and high-capacity data transmission across these frequencies within the … Read more

DWDW wavelength Grid and Bands

fiber optic device with many connected cables

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, or even 0.2 nanometers. These channels are grouped into bands, such as the C-band (Conventional … Read more

How does Power Over Ethernet (POE) work?

cables connected to ethernet ports

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 IP cameras, VoIP phones, wireless access points, and other networked devices. 1. Ethernet Cable Transmission: … Read more

Celebrating a Merry ISP Network Christmas: Spreading Connectivity Cheer!

Cassini End of Mission (NHQ201709150002)

‘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 high. So, gather ’round, for this festive blog is dedicated to a Merry ISP Network … Read more