Windows Lag Issues / spikes of ping - Reset and repair TCP/IP stack

[GHARIB]

A problem of lag / spikes of ping?

 

There is many reasons causing issues on Internet connectivity, and spikes of pings.

One of them it the corruption of TCP/IP stack, due to various installations of softwares using (or changing) network settings/configuration, DNS issues or network issues after installing VPN or firewall or after removing malware/virus.

This is how you can fix the problem of spikes of ping.

 

Windows Vista/7/8/10

 

 - Open elevated command prompt (in search box type "cmd" and right click on command prompt programm - "Run as Administrator")

 

Then type the following commands:

1 - Reset winsock catalog to default. 

C:\WINDOWS\system32>netsh winsock reset 

 

 2- Reset TCP/IP

C:\WINDOWS\system32>netsh int ip reset

 

3 - Force to give up lease - send DCHP release notification. 

C:\WINDOWS\system32>ipconfig /release

 

4 - Tell DHCP server that your PC want to join network and need new IP address. 

C:\WINDOWS\system32>ipconfig /renew

 

5 - Clear DNS cache. 

C:\WINDOWS\system32>ipconfig /flushdns

 

6- Restart the computer. 

 

Here you start with a fresh and clean new TCP/IP stack

 

 

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Other topics related to lag issues / How to fix :

 

 

Edited May 31, 2020 by Scarface
Update reset TCP/IP command