Script for dumping DHCP subnet scope options

Here’s simple script I’ve put together as I was in need of one that dumps the DHCP subnet scope options into a text file. The script first queries the DHCP servers it can find and then dumps the scope options of each subnet it finds on each DHCP server. Copy the below code and save it as dhcpsubnetscopeoptions.cmd @echo off echo %date% %time% >%~dp0\dhcpsubnetscopeoptions.txt echo —————————————————————– >>%~dp0\dhcpscopeoptions.txt Echo Dumping DHCP Subnet Scope options for /f Read More …

ToolTip: Rogue DHCP Server Checker

If you ever experience an issue where clients don’t get correct IP addresses or your PXE Service might not work or respond, then before knocking on the Network guy’s door, you might want to run the RogueChecker utility. The RogueChecker utility is a nice little FREE tool that can help detecting rogue (misconfigured or unauthorized) DHCP servers in your network. To get the tool reporting a rogue server I enabled both the Microsoft DHCP server Read More …

The Argument against Disabling IPv6

Last Friday I met with some friends I used to work with in the past and we had some talk about Windows 7 and IPv6. One had mentioned that they would explicitly disable the IPv6 on the client systems, this because they would not use it and they wanted to avoid unnecessary network traffic on their LAN/WAN. Back home I did some searches on the internet and found the below statement in the Support for Read More …