Routing

Routing

What does “Time to Live Exceeded” mean? TTL Explained

As a network administrator, I occasionally hear the question, “What does it mean when I get an error message that says “Time to Live exceeded”?” People often ask this question when they are having connectivity problems. This error message may appear while using the ping or traceroute command to diagnose one of these problems.. TL;DR

Where to buy IP Addresses? A simple question with a more complex answer.

One inquiry I get as a hoster is, “Where can I buy a small block of IP addresses?” The simple answer is, no, you usually cannot buy or sell individual IP addresses like you would a physical product. We’ll explain why this is the case in this blog article and go over some of the alternatives

How to use MTR – A Guide For Windows, Mac, and Linux

One of the most important aspects of an internet connected system is the stability of the network. There are a number of tools to diagnose, troubleshoot, and verify network performance and connectivity. Today we’re going to be discussing one of the most important of those: MTR. In this article, we will address some important topics:

Linux Bridge vs OpenVSwitch — How to Improve Virtualization Network Performance

How to fix packet loss and latency in high bandwidth VPS servers by upgrading to OpenVSwitch Virtualization is one of the most pervasive and transformational technologies in the hosting world to have come along in the last decade. Despite this, maintaining the efficient operation of virtual machines is not always easy. In this article, we’ll

What is TTL in ping / traceroute?

If you’ve run the essential diagnostic program “ping”, you may have noticed as part of the output, it tells you the “TTL” for each test result. You may have wondered, what does TTL mean? Should I be concerned about it? What does TTL actually do? We will explore that question in today’s blog. So first

IOFLOOD.com – Phoenix, AZ, Dedicated Servers: 2020 Carrier Upgrades and Network Improvements

Here at IOFLOOD.com we are continually looking to improve the performance and reliability of our network for you, our dedicated server customers. So today we’re happy to announce new carrier and network upgrades. These upgrades improve both our upstream internet provider connectivity and the internal network that your servers connect to.   Firstly, to improve performance

IPv4 Address Subnetting Explained

Every server at IOFlood comes standard with one /29 worth of IPv4 IP addresses.  Additional IP’s can be added at an extra cost, up to a total of one single /24 (or equivalent) worth of IPv4 addresses per server.   But how many IP’s do you really get with a /29 or a /24? In this

IOFLOOD.com – Phoenix, AZ, Dedicated Servers: 2019 Carrier Upgrades and Network Improvements

Updated: You can read about our 2020 network upgrades here: https://ioflood.com/blog/ioflood-com-phoenix-az-dedicated-servers-2020-carrier-upgrades-and-network-improvements/ IOFLOOD.com is proud to announce that we’ve completed a series of upgrades to our network to maximize performance and reliability for our dedicated server customers. To improve performance and reliability, all top of rack switches have been replaced with upgraded Juniper switches. These new

Troubleshooting high linecard CPU use / exhaustion on Brocade MLX and MLXe routers

Today we’re going to be talking about a poor design decision in the Brocade MLX and MLXe series routers that can lead to CPU exhaustion on your router line cards. Overall we’re very happy with the Brocade MLX. After all, every routing platform has its quirks, so one small problem that is easily solved is

IOFLOOD.com — Phoenix, AZ dedicated server BGP network improvements

IOFLOOD.com is proud to announce that we’ve completed a series of upgrades to our network to maximize performance and reliability for our dedicated server customers. Our new network topology now contains a blend of 4 carriers: Tinet — 1x 10gbps Telia Sonera — 1x 10gbps -New- Cogent — 1x 10gbps HE.net — 2x 1gbps Tinet