Forum Discussion

H4X0R46's avatar
H4X0R46
New Contributor
6 years ago
Solved

Slow internet speeds after installing Hamachi

I've been having this issue for so long now! For some reason, my internet is blazing fast until I install Hamachi. Certain website downloads are affected but others aren't. for instance, downloading ...
  • oyvindhauge's avatar
    oyvindhauge
    5 years ago

    Try this to check the status of Receive Window Auto-Tuning Level

    netsh interface tcp show global

    and if it is disabled, turn it on with

    netsh interface tcp set global autotuninglevel=normal

    This helped me and two mates. The settings need to be run with admin rights cmd  (and shift+ctrl when you run it).

    As far as we understand it you would most likely want Receive-Side Scaling State enabled as well.

    netsh interface tcp set global rss=enabled

    We have not tested Hamachi after changing these settings. Nevertheless, just wanted to share because this problem was making us crazy.

Wyvex's avatar
Wyvex
Visitor
4 years ago

My internet speed and ping are the same after I did this, please help.

darkkai's avatar
darkkai
New Contributor
4 years ago

You need to open CMD (Command Prompt) as admin and put the commands below:

 

Try this to check the status of Receive Window Auto-Tuning Level

netsh interface tcp show global

and if it is disabled, turn it on with

netsh interface tcp set global autotuninglevel=normal

Need to be run with admin rights cmd  (and shift+ctrl when you run it).

As far as we understand it you would most likely want Receive-Side Scaling State enabled as well.

netsh interface tcp set global rss=enabled

 

  • CachorroQuente's avatar
    CachorroQuente
    New Member
    3 years ago
    This realy Fix. Thanks guys. I never gonna install this again. 2022 and the guy who open server dont know how enable DMZ