151
152
16 Years with IPv6
Torbjörn Eklöv, Co-Founder and Owner of Interlan, was an early adopter of IPv6. He shares the benefits of IPv6 adoption and offers advice to anyone who wants to enable IPv6 in their network with a static configuration from an ISP.
153
154
155
Monitoring and Tuning the Linux Networking Stack: Sending Data
This post discusses monitoring and tuning the Linux networking stack in great detail with the focus on sending data.
156
The browser bugs and edge cases of HTTP/2 push
There are lots of edge cases I hadn't considered, and it's very inconsistent between browsers. Here's what I found…
157
158
159
California consumer groups allow CenturyLink to end dark fiber leasing
If CenturyLink is allowed to buy Level 3 , then California will lose a major source of dark fiber. That’s my reading of a settlement agreement between CenturyLink, Level 3 and three of the organisations that challenged the deal at the California Public Utilities Commission. The fourth challenger, the California…
160
Deploying a global, private CDN
Ideas, research, and practical guidance for ecommerce teams building faster storefronts and more efficient growth programs.
161
162
Traceroute Lies: A Typical Misinterpretation Of Output
Traceroute can points to a link having terrible latency, but despite what it appears, it's easy to misread the output and jump to the wrong conclusion.
163
164
Anomalous keys in Tor relays
Counting almost 7,000 relays , the Tor network is one of the largest volunteer-run anonymity networks operating today. Most of the volunteers who operate these relays choose to remain anonymous, and little is known about how they set up or operate their relays. As a result, it is not clear if all relays correctly…
165
How both TCP and Ethernet checksums fail (2015)
At Twitter, a team had a unusual failure where corrupt data ended up in memcache. The root cause appears to have been a switch that was corrupting packets. Most packets were being dropped and the throughput was much lower than normal, but some were still making it through. The hypothesis is that occasionally the…
166
167
How we moved to Google Cloud using Consul and ZeroTier with zero downtime
Our old hosting provider was having network issues... again. There had been a network split around 3:20 AM, which had caused a few of our worker servers to become disconnected from the rest of our network. The background jobs on those workers kept trying to reach our other services until their timeout was reached, and…
168
Internet Atlas maps the physical internet to enhance security
A thorough understanding of the internet’s physical makeup has only recently emerged, thanks to painstaking work by UW-Madison researchers and their collaborators.
169
5G Network end-to-end demonstration by Ericsson
Ericsson Newsroom features news, blogs and information related to 5G and next-gen technology leadership.
170
Net Neutrality Violations: A History of Abuse
Here's what happens when cable and phone companies are left to their own devices.
171
Routing & Network Namespaces
Like all Linux network interfaces, WireGuard integrates into the network namespace infrastructure. This means an administrator can have several entirely different networking subsystems and choose which interfaces live in each.
172
Introducing Zero Round Trip Time Resumption (0-RTT)
Cloudflare’s mission is to help build a faster and more secure Internet. Over the last several years, the Internet Engineering Task Force (IETF) has been working on a new version of TLS, the protocol that powers the secure web.