2.5 GHZ spectrum in the United States
Soon we should be hearing about the timing and procedures for Auction 108: 2.5GHz Band. This auction is also been discussed as the EBS (Educational Broadcast Service) Whitespace auction since it is offering the unlicensed spectrum that was previously reserved for …
DNS in ISP networks and why you should care
If you are not familiar with how DNS works, please go and read this article and watch the accompanying video. In this article we will talk about the different types of DNS servers an ISP will encounter and the design …
ISP consultants.How to hire and engage Part 1
I have been a consultant for the Internet Service Provider (ISP) space for the better part of my working life. I have dealt with the technical side of the field and some of the business and back end. I have …
Mikrotik IPSEC VPN interoperability
SketchBloke has a good post on Mikrotik interoperability with IPSEC VPNS
Cloudflare Internet speedtest
Check your internet speed with Cloudflare’s very own internet speed test. https://speed.cloudflare.com/
The arguments against 0.0.0.0/8
The arguments against using 0.0.0.0/0 have been pretty much quashed by the following: Allow 0.0.0.0/8 as a valid address rangeThe longstanding prohibition against using 0.0.0.0/8 dates back to two issues with the early internet. There was an interoperability problem with …
Vertical Freedom – Tower Climber movie
Tower Climber movie coming soon
Cambium QOE traffic screenshots
Recently I have been using the QoE solution from Cambium Networks on some networks. This software allows for the prioritization and shaping of traffic on a service provider’s network. We will go into the workings of this in some later …
Musings of an ISP Engineer part 2
Part 1 can be viewed here -Always check layer1 first. Your momma told you it’s the simplest things in life. Most times it is that simple. -After that check layer 2. If a backhaul or fiber link can’t push data …