Networking

Learn more about Linode’s robust and reliable networking backbone delivered through data centers located around the world.

DNS Records: An Introduction

This guide introduces basic DNS concepts and the different types of DNS records.

The Linode DNS Manager

This guide covers the use of the Domains section in the Linode Cloud Manager and basic domain setup.

Getting Started with Varnish Cache

Speed requests to your website by using Varnish to cache commonly accessed resources, regardless of if your server is Apache NGINX, or something else.

Set Up WireGuard on Linode

This guide will show you how to install WireGuard, a fast and secure VPN, on Linode.

NodeBalancers

NodeBalancers are built for high availability by load balancing incoming requests to your application over any number of Linodes. Expand without worry.

Linode Network Backbone

by The Linode Security Team

As we outlined in our last network update, our network engineering department has been hard at work revamping our entire Internet-facing network by turning up gobs of capacity and directly peering with hundreds of networks all over the globe. Since then, we have extended our network backbone to all datacenters in North America and Europe. This […]

Network Update: Multi-homed, Increased Transit, Peering

by The Linode Security Team

Linode has completed initial Internet capacity upgrades in all facilities. All of our data centers are now multi-homed with several tier-1 transit providers and the largest peering exchanges in the world. This marks a milestone in Linode’s history: we now manage our own true service provider network, allowing us to deliver robust and reliable connectivity. […]

Network Status Updates – April 2016

by The Linode Security Team

In his January blog post, Alex Forster articulated that we have a plan in motion to upgrade the network across all of our data centers. We would like to share with everyone what has been done so far, and what still needs doing. Staffing up Since December 2015, we’ve added two new members to our […]

Network Hotplug

by The Linode Security Team

Introducing Network Hotplug Now you can add, remove, or swap IPs on the fly, without the need to reboot your Linode. Previously the network infrastructure rules that govern a Linode’s networking capabilities were only rebuilt on boot. Now this is done automatically when you make changes, and without the need for a reboot, and will take effect […]

Linode NextGen: The Hardware

by Christopher Aker

This is the second post in a series we’re doing about Linode: NextGen. The first post in the series focused on network upgrades we’re making. This post focuses on a new host specification, CPUs, a fleet refresh, and the deployment schedule for all these changes. Oh, and this: We’re investing millions to make your Linodes […]

Linode NextGen: The Network

by Christopher Aker

This is the first of a series of blog posts about an effort we’re calling Linode: NextGen. In the coming days, we’ll tell you about other improvements and changes, but today we want to let you know about network upgrades. We’re spending $1 million making our network faster. Way faster. Cisco Nexus 7000 routers. Cisco […]

DNS AXFR ACLs and IPv6 masters

by Christopher Aker

Two new DNS Manager updates – AXFR ACLs and IPv6 masters for slave zones. Previously, if you needed the ability for others to transfer your zone from our authoritative nameservers, you could only enable it for everyone. Now you can specify ‘any’, or a list of IPv4/IPv6 IPs and AXFRs will be limited to only […]