Packets Down Range #18:Water cooling, fiber, and great rack!
Next week is WISPAMERICA2023 in Louisville Kentucky. I will be attending. Before then, I am going to try and squeeze in another PDR before the conference next week. If you have not signed up, please do so at this link. Data Center News•Google is getting in on the water cooling trend in their data centers. … Read more
What is the role of an eNodeB in LTE?
As the core element of the radio access network in the Long-Term Evolution (LTE) network, the eNodeB (evolved Node B) is a key player. It is in charge of the following crucial tasks:
Packets Down Range #17:Cogent Wavelengths, earnings news, DDoS
I am fresh back from Nanog #87 in Atlanta. Great times! Thank you to those who gave me some lines on this week’s news articles. Keep those submissions coming. By now, everyone who has signed up should be receiving this in their e-mail box. If you could simply comment at the bottom of this post … Read more
Packets Down Range #17: Patreon Edition
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this content, you must be a member of Justin’s Patreon at $3 or more Unlock with … Read more
Problems with Borger Gateway Protocol (BGP)
Border Gateway Protocol (BGP) is the Internet’s dominant inter-domain routing protocol, and as such, it is a critical component of the Internet’s infrastructure. However, BGP, like any other technology, has flaws. The following are some of the most common BGP issues: Some of the above issues are being addressed with RPKI, Routing Registries, and MANRS, … Read more
Review: Newton’s Telecom Dictionary 32nd edition
Newton’s Telecom Dictionary is a comprehensive reference guide for telecommunications terminology and technology. First published in 1983 and now in its 32nd edition, this book has been a go-to resource for telecommunications professionals for many years. The dictionary covers a wide range of topics, from fundamental concepts to advanced technologies, making it an excellent resource … Read more
Virtual Extensible LAN (VXLAN) overview
Virtual Extensible LAN (VXLAN) has emerged as a game changer in network virtualization. In this blog post, we’ll look closely at VXLAN and explore some of its key benefits. In summary, VXLAN is a potent technology that is altering how businesses view network virtualization. Organizations can virtualize their networks, support extensive networking, improve network security, … Read more
What is a networking packet?
As we use the internet to send and receive data, it is crucial to understand the underlying mechanics that allow this to happen. One of the most fundamental components of this process is the packet. In this blog post, we’ll take a closer look at packets, how they are used on the internet, and why … Read more
Mikrotik RotuerOS 7.8RC1 is out
What’s new in 7.8rc1 (2023-Feb-08 20:03): Changes in this release: !) storage – added new “rose-storage” package support for extended disk management and monitoring functionality (ARM, ARM64, Tile and x86) (CLI only);*) bridge – fixed DHCP packet flow when using DHCP snooping, HW offloading and “use-ip-firewall”;*) bridge – fixed possible DHCP packet corruption when using … Read more
Packets Down Range #16:Peering, new signup forms, ISP acquisitions
It’s been a busy week both here and on the Internet. the biggest news out of Packets Down Range (PDR) is I now have an e-mail signup plugin for WordPress. By signing up via e-mail, you will get notifications of new Packet Down Range newsletters. Those of you who signed up via the old form … Read more