Quick tool: PingInfoView _PingInfoView is a small utility that allows you to easily ping multiple host names and IP addresses, and watch the result in one table. It automatically ping to all hosts every number of seconds that you specify, and displays the number of succeed and failed pings, as well as the average ping time._ OS: Windows License: freeware ###How I use it I find it particularly useful during network migrations to check if all the hosts are available before and after.

Continue reading

Log analysis GUI tools

Log analysis is important to both troubleshoot and understand network devices behavior. Tail/less/grep are great tools that can help to filter and search hundreds or thousands lines of logs. If you prefer a GUI there are a couple of alternatives that can fit well. For windows users only Log Expert is a great choice with many features but it is not developed since 2012. Log Expert is a Windows tail program (a GUI replacement for the Unix tail command).

Continue reading

AutoHotkey

One of the more annoying things of the windows command line is the lack of Shift+Ins to paste the clipboard. A bit of googling made me discover a very useful software called AutoHotkey. While I’m just beginning to use it it proved to be the perfect tool for the job. This simple script allows use Shift+Ins to paste the clipboard content inside the Windows console: #IfWinActive ahk_class ConsoleWindowClass RShift & Ins:: SendInput {Raw}%clipboard% return #IfWinActive I’m sure AutoHotkey will be even more valuable as I learn how to use the advanced functions.

Continue reading

TCPing

tcping.exe is a small console application that operates similarly to ‘ping’, however it works over a tcp port. License: GPL - Platforms: Win XP, Vista 7 When I have to test if a TCP connection works, like when configuring a NAT or ACL rule, usually I telnet the specific port. TCPing allows to keep the ping active on the port to check when the rule works:

Continue reading

Batch Compiler

Tool of the day: Batch Compiler is a small and very easy top use application designed to help you script batch programs and compile them in to exe file with integrated help utility and a user friendly interface.

Continue reading

Windows Sysinternals

A lot of useful tools to manage and monitor Windows: “The Sysinternals web site was created in 1996 by Mark Russinovich and Bryce Cogswell to host their advanced system utilities and technical information. Whether you’re an IT Pro or a developer, you’ll find Sysinternals utilities to help you manage, troubleshoot and diagnose your Windows systems and applications.” I use TCP View a lot when I configure firewalls, the ports used by applications are often not well documented.

Continue reading

Tor Project

Sometimes you just need some privacy when browsing the Internet: “Tor was originally designed, implemented, and deployed as a third-generation onion routing project of the U.S. Naval Research Laboratory. It was originally developed with the U.S. Navy in mind, for the primary purpose of protecting government communications. Today, it is used every day for a wide variety of purposes by normal people, the military, journalists, law enforcement officers, activists, and many others.

Continue reading

Glogg is a tool to browse and search through text files. I find it very useful to search in log files, it’s light and fast. It can also “follow” a file, so there’s no need to reopen the file or refresh if something changes. You can download glogg for Linux or Windows HERE

Continue reading

Quite often when a network configuration includes authentication or 802.1x on network devices Radius is the protocol of choice. NtRadPing is a free utility to test a Radius server. The usage is simple: insert the IP address of the radius server, the secret, user name and password of the user to test. Remember to add the IP of the PC as NAS on the Radius server to allow request to be processed and answered.

Continue reading

Author's picture

ifconfig.it

Where the vNic meets the SDN

Network Engineer

Italy