What is My DNS Server? Know 4 Methods to Check IP Address

check what is my dns server

If you have used Internet there is a pretty good chance that you have used DNS even without realizing it. DNS is the acronym for Domain Name System. What it basically does is translating domain names into machine readable IP [...]

Nishali Wijesinghe 2:29 am

How to Ping IPv6 Address from Windows and Linux CLI

Ping IPv6 windows linux cli

IPV6 stands for 'Internet Protocol Version 6' and this was introduced to replace IPV4 due to the exhaustion of IPv4 addresses. Due to IPV4 having limited number of IP addresses and with the expansion of Iot (Internet of Things) number [...]

Nishali Wijesinghe 2:45 am

Mylg - A Command Line Network Monitoring Tool for Linux Systems

In this article, we will show how to install and use the network monitoring software called My Looking Glass, or mylg. It is fairly early in mylg development but it already supports lots of great features like for example packet [...]

Mihajlo Milenovic 4:20 am

Getting Started to Calico Virtual Private Networking on Docker

Ping Test Failed

Calico is a free and open source software for virtual networking in data centers. It is a pure Layer 3 approach to highly scalable datacenter for cloud virtual networking. It seamlessly integrates with cloud orchestration system such as openstack, docker clusters [...]

Arun Pyasi 3:00 am

How to Permanently add Static Route in Linux

static route linux permanentadd static route

In this article, we will learn how to add permanent static routes in Linux (redhat/centos) machine. Static routing is the process of manually entering the routes to the routing table to reach a particular destination. So, the data from one [...]

Bobbin Zachariah 11:25 pm

How to Have Multiple IP addresses on One NIC in Linux

Sometimes, you may require to host multiple websites on it. Hosting multiple sites on a single server is achieved through virtual hosting. For virtual hosting, multiple instances of the web server are run. The web service needs a specific port (80) to [...]

Bobbin Zachariah 1:29 pm

Enhanced Ping Utility in Linux - Sing Tool

Linux Ping Tool

Ping is a great utility to check the network connections and troubleshoot the network related problems. It uses ICMP (Internet Connection Message Protocol) packets to check if a system is up and running. But you cannot do much with ping [...]

Bobbin Zachariah 12:11 pm

How to Set Ethernet Speed/Duplex Mode in Linux

By default, NICs used in Linux negotiate their speed and duplex with the switch through the exchange of Fast Link Pulses (FLP). When speed and duplex are set forcibly, these FLPs are not sent. This results in errors when NIC [...]

Bobbin Zachariah 9:58 pm

How to Use ethtool Command with Examples

The ethtool command is used to display/change Ethernet adapter settings. You can change network card speed, auto-negotiation, wake on LAN setting, duplex mode using this tool in Linux. In this article, I will show you some ethtool command examples that help [...]

Bobbin Zachariah 11:27 pm

How to Check NFS Client Connection with Rpcinfo Command

Rpcinfo command shows each RPC-based service locally or on a remote Linux machine. In this article, I will show you a couple of commands to troubleshoot NFS related issues. Check NFS service status Issue the following command on the NFS [...]

Bobbin Zachariah 10:36 am

How to Use Linux Route Add Command

Routing is the way that computers communicate on a local network or over the internet. When you want to talk to someone, you need to know his position and how you can join it. To communicate over a network (big [...]

Bobbin Zachariah 2:29 pm

Tcpdump - How to Capture Live Network Traffic in Linux

Linux tcpdump

tcpdump is a tool used for network packet capturing or packet analyzer that works for most of the unix-like operating systems. Also you can call as packet sniffer that operates on packet level. It allows users to capture and display TCP/IP and [...]

Bobbin Zachariah 12:04 pm

How to Find Network Interface Details Using Linux Mii-Tool

Interface Details

Both mii-tool and ethernet tool allow Linux system administrator to modify or change or check the network interface card. Both the tools can be used for diagnostic and identification of ethernet devices. Even you can control the links, set the auto-negotiation [...]

Bobbin Zachariah 11:59 am

How to Flush Routing Table from Cache in Linux

Routing Table

In this article, I will describe how to flush routing table in Linux using terminal commands. A routing table in computer networking is a data table that's stored on a router or network server which lists the routes to particular network destinations. Usually, each [...]

Bobbin Zachariah 10:39 pm