Block attack from ylmf-pc

Block attack from ylmf-pc

When your smtp server getting attacked by a host called ylmf-pc, the easiest way to solve this is to add a iptables rule that looks like this:

iptables -I INPUT -p tcp --dport 25 -m string --algo bm --string 'ylmf-pc' -j LOG --log-prefix "Firewalled packet: ylmf-pc "
iptables -I INPUT -p tcp --dport 25 -m string --algo bm --string 'ylmf-pc' -j DROP


Block Ads Using DD-WRT DNSMasq

Add the advertisers domain to Additional DNSMasq Options in DD-WRT

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Set Network Interface from Public to Private

  • July 24, 2017
  • Category: Windows 

Open PowerShell

Get Network Interface List

Get-NetConnectionProfile

Set Network Interface from Public to Private

Set-NetConnectionProfile -InterfaceAlias "<interface alias>" -NetworkCategory Private

Example:

Set-NetConnectionProfile -InterfaceAlias "Wi-Fi" -NetworkCategory Private


iTunes Backup Folder

iTunes backup path:

C:\Users\<Username>\AppData\Roaming\Apple Computer\MobileSync\Backup


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How to Enable TRIM for SSD

  • July 21, 2017
  • Category: Windows 

The following to enable TRIM Commands for SSD in Windows

Click on Start button
Type “cmd” on search box
Right click on “cmd.exe” then select Run as administrator
Type the following commands on the Command Prompt console

fsutil behavior set disabledeletenotify 0

Run the following command to check the TRIM Status

fsutil behavior query disabledeletenotify

Results explained below:
DisableDeleteNotify = 1 (Windows TRIM commands are disabled)
DisableDeleteNotify = 0 (Windows TRIM commands are enabled)


How to Unlock The Hidden Features of Processor Power Management

  • July 21, 2017
  • Category: Windows 

The following steps will unlock the Processor Power Management hidden features in Windows:

Click on Start button
Search for “cmd”
Right click on “cmd.exe” then select Run as administrator
Type the following commands on the Command Prompt window

powercfg -attributes SUB_PROCESSOR 06cadf0e-64ed-448a-8927-ce7bf90eb35d -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 12a0ab44-fe28-4fa9-b3bd-4b64f44960a6 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 40fbefc7-2e9d-4d25-a185-0cfd8574bac6 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 4b92d758-5a24-4851-a470-815d78aee119 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 7b224883-b3cc-4d79-819f-8374152cbe7c -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 943c8cb6-6f93-4227-ad87-e9a3feec08d1 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR be337238-0d82-4146-a960-4f3749d470c7 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 5d76a2ca-e8c0-402f-a133-2158492d58ad -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 465e1f50-b610-473a-ab58-00d1077dc418 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 3b04d4fd-1cc7-4f23-ab1c-d1337819c4bb -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR bc5038f7-23e0-4960-96da-33abaf5935ec -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 893dee8e-2bef-41e0-89c6-b55d0929964c -ATTRIB_HIDE

Open Control Panel –> System & Security –> Power Options
Choose your preferred power plan (High Performance), then click on Change plan settings
Click on Change advanced power settings, then you will see more options in Processor power management


How to Enable or Disable Hibernate

  • July 21, 2017
  • Category: Windows 

Disable Hibernate from Command Prompt

Click on Start button
Search for “cmd“
Right click on “cmd.exe” then select Run as administrator
Type the following command on the Command Prompt window, and press Enter

powercfg -h off

Enable Hibernate from Command Prompt

Click on Start button
Search for “cmd“
Right click on “cmd.exe” then select Run as administrator
Type the following command on the Command Prompt window, and press Enter

powercfg -h on