Use PowerShell to format port query (PortQry) output

Recently I had to check connectivity to several servers on some specific ports using PortQry. As some of you already know this command will return some kind of the connectivity test report. I wanted to convert this into nice formatted table. Port Query Port Query – Display the status of TCP and UDP ports, troubleshoot TCP/IP connectivity and security, return LDAP base query info, SMTP, POP3, IMAP4 status, enumerate SQL …

PowerShell one-liner: Test connectivity

In this one-liner series I would like to show you several ways to test connectivity. There are lots of methods and basic commands to check network connection like ping, telnet, tracert etc. However it this post you will find out how to combine other PowerShell commands into one-liner script. Most common PowerShell command is Test-Connection which returns basically the same output as Ping. To use it for a bunch of …

Test LDAP Connection with PowerShell

In this article you will find out how to test LDAP Connection to your domain controllers. It is very similar to previous post about Test-PortConnection function. In this example we will focus on making an LDAP connection using ADSI. On the beginning of function we need to check if DC name provided as a parameter is valid: Usage: Final script:

Test connection to servers on several ports

Below you can find simple function to test connection on several ports. Sometimes you had to check connectivity in your environment to all servers. This script will make it easy for you. Script use Test-NetConnection command which allows to specify port number for checking: For more information about this command please refer to technet site. Usage: Output: Final script: