MULTICAST Stories
Firewall options on a budget
Published on: 2022-07-28
Here’s a scenario that you may have experienced first-hand. Imagine you’re the IT manager of a small business. The management approaches you and says, “We need to secure our network with a firewall.” Typically, such impulsive announcements from the management come after they’ve taken some...
Are Routing Protocols Automation ?
Published on: 2022-05-17
Routing protocols have self-configuration features as part of the design. For example, OSPF neighbour discovery was intended to simplify the deployment of new routers onto a network segment. BGP shares configuration information so that each router automatically learns subnets in the reachable...
Why Haven’t I Tried ZeroTier Before?
Published on: 2022-01-28
I have a confession to make: I am not currently using ZeroTier. It turns out that in this respect I am in a minority among my peers at Networking Field Day 27 and after listening to a great introduction to ZeroTier by company founder and original software author Adam Ierymenko, I now know that I...
Operating Sonos Speakers in a Multi-VLAN Network
Published on: 2021-08-04
In a throwback to the problems I dealt with using AirPlay across VLANs, I recently jumped through similar hoops for Sonos speakers. There are many forum and blog posts out there that describe (or attempt to describe) how to make this work, however all of the ones I read suffered from one or both...
Three Months with Google Fiber
Published on: 2017-01-06
I'm one of the lucky few to benefit from Google Fiber's recent expansion into new regions (before they nixed the whole thing). I've had the service fire three months now and figured I should write up my experience with it thus far. Google Fiber announced that it would be expanding to the...
Configuring Macvlan and Ipvlan Linux Networking
Published on: 2016-03-28
Macvlan and Ipvlan are both Linux type networking interfaces that are both supported by the Linux kernel. They are unique for a few different reasons. One thing that makes them both very attractive is they do not use bridges in their implementation and natively namespace aware. It solves some...