High Performance Public Wi-Fi

Why Maximizing Backhaul Bandwidth, and Deploying the Fastest Commercial Grade Access Points with Antennas on Every Block Can’t Deliver It Introduction How is it possible that maximizing backhaul bandwidth, and deploying the fastest access points (APs) with...

9 Sets of Sample tc Commands to Simulate Common Network Scenarios

Let’s say you want to set up a test network. You have your client, your server, your device under test (in our case, our WarpTCP proxy), and one or two tc boxes. The tc boxes are just little linux boxes with bridged interfaces set up to forward traffic. Plus we...

Performance Testing with cURL, Part 2: Scripting

This is part 2 of a series. Click here to read part 1. Parallel cURL Testing To perform multiple curl transfers in parallel, we need to look at another tool: xargs. If you aren’t familiar with xargs, it is a very powerful linux utility.  With it, we can execute...

Performance Testing with cURL, Part 1: Basics

Overview The cURL program is widely available across many different platforms, which makes it an obvious choice for network testing. It is simple, scriptable, and flexible – which is why it is so powerful. It supports many protocols, but we are going to focus on HTTP...

The Next Generation of WAN Optimization – Fixing the Cracks in TCP

The recent releases of Google’s BBR TCP and Badu Network’s WarpTCP are signaling that TCP Cubic’s days are numbered. These new congestion control algorithms dramatically increase throughput for servers and applications in comparison to the previous Linux standard...

Traffic Shaping with tc

In order to emulate certain network conditions, we often use a Linux tool called “tc” that works with a discipline called “netem” (among others).  The tc program allows us to do many things, including simulate packet loss and inject delay....

Former Riverbed Asia Sales Execs Join Badu Networks

IRVINE, Calif. April 6, 2017 – Badu Networks, a provider of advanced bandwidth maximization solutions, today announced that John Higgs and Jay Woo Kim have joined Badu Networks to expand its Asia Sales group. Mr. Higgs and Mr. Kim were sales executives at Riverbed for...