Category Archives: Networking

Networking Windows

Adding IP’s to Windows Server 2012

This article will help you add one or more IP’s to windows server 2012.   To start, look on the bottom right of the your display to find a icon that looks like a monitor with a cable next to it:     Right click this icon and than select Open Network and Sharing Center: …

CentOS Linux Networking

Add IP to CentOS 5/6

If you recently got a secondary IP block for your server but you do not know how to bind the secondary IP address, please follow the steps below:   First, run the following command to see which interface your server is using:   ifconfig  You will see an output like so: eth0 Link encap:Ethernet HWaddr 00:0C:29:40:93:9C …

Networking

Using MTR

MTR is a powerful network diagnostic tool that enables administrators to diagnose and isolate networking errors and provide helpful reports of network status to upstream providers. MTR represents an evolution of the traceroute command by providing a greater data sample, as if augmenting traceroute with ping output. MTR For Mac If you have not already …

Networking

Check IP’s Hitting Server

Let’s say your website is running pretty slow and you think it may be an attack of some sort, you can run the following commands to get a nice and simply output of a source ip address and the # of connections it has to your server. For linux: netstat -ntu | awk ‘{print $5}’ …