icmp – POFTUT

How To Ping Specified Port Number?

How To Ping Specified Port Number?

Ping is a very popular term used by the system or network administrators. Ping means checking the given remote system whether it is up. A ping is a simple tool which uses ICMP protocol to check remote host. Some times ping port can be used with similar intentions. In this tutorial, we will look at … Read more

How To Do A Computer Ping Test Command To Check Network Connectivity?

Computer networking provides a lot of features for remote usage. But remote access may have some problems. Computer networks provides some basic tools in order to check and detect these problems. In this tutorial we will look some basic ping test in order to check network status. ICMP Internet Control Message Protocol is a network … Read more

Nmap Host Discovery with Examples

Nmap is popular tool used by pentesters, system administrators and network administrators. Nmap provides a lot of features for free. In this tutorial, we will look host discovery features and options of nmap. Discover with Ping Scan One of the basic usages for Host discovery is Ping scan. Ping uses ICMP protocol to communicate with … Read more

Nmap Commands Cheat Sheet

Nmap is the most popular tools used in penetrations test or assessments for network scanning. Nmap have another features like listing some basic vulnerabilities and protocol related details. We will look Nmap features in fast way. For more detailed information read following tutorial. Nmap Tutorial Target Selection Target is the remote system nmap will scan. … Read more

Nmap Host Discovery

[rps-include post=6632] Before start any port, script or version scan hosts should be discovered. Only discovered hosts will be scanned by port,service or version. List Scan List scan will do not send any packet to the targets and only show dns names of the targets by resolving them. $ nmap -sL 216.58.212.37 We use -sL flag and … Read more

Linux Mtr Command Tutorial with Examples To Network Diagnostics

Linux mtr command provides both functionality of traceroute and ping commands. mtr can provide reports and xml, json, csv output. There is also Gtk interface provided for mtr . Interactive Traceroute One of the simple use case for mtr is providing the remote hostname or IP address we want to traceroute. This will open a new interactive window which shows each … Read more

Windows Netstat Command Tutorial

Windows Netstat Command Tutorial with Examples To List Network Ports and Connections

Netstat is used to display active TCP connections and related listening ports in the computer or system. Actually, there are more features provided by netstat like display statistics about network stack protocols, IPv4, IPv6, TCP, UDP, etc. netstat Command Syntax The syntax of the netstat command is like below. Simply we can use the following … Read more

Linux Network Administration with ping and ip Commands

Linux network stack is very powerful. Network stack provides a lot of functionalities where most of the enterprise network products can not offer. Here we will look basic and everyday network administration commands. Check Network and Internet Connectivity Network connectivity can be checked easily with ping and telnet tools. One method to check internet connectivity … Read more

How To Manage Windows Firewall From Command Line With Netsh Command?

Windows firewall is a useful mechanism which is used to control network traffic and ports. There are different ways to manage Windows firewall like GUI, Powershell and MS-DOS. Today we will look in detail how to manage windows firewall from command line with a popular tool named netsh . Netsh is a built-in tool which exists … Read more