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From: Rujbin <rujbin@protonmail.com>
To: "wireguard@lists.zx2c4.com" <wireguard@lists.zx2c4.com>
Subject: WireGuard Windows should have default MTU of 1280.
Date: Sat, 19 Feb 2022 01:23:51 +0000	[thread overview]
Message-ID: <nezEceJdtFCD_k8UXUzZUbcLJaTaAPGZWw50RGCGmGJd1kfQ9uVfFzuiv9eXFrM9vidRFDjl-xXyV3iIypSBiMX4kDsPcEMP-2mAH_YfXag=@protonmail.com> (raw)

Hello,

i am just confused. When i use default MTU the Performance on Windows is VERY poor. It is almost unuseable. It happens on multiple Windows devices. I started using MTU 1280 for a while, but why is it only Windows with that issue? First, the speed is limited to 100mbps maximum. Thats weird, when i use MTU 1280 i have 1gbps. https://i.imgur.com/ELGOWDQ.png

This bug exists for a long time to me. I ran Wireguard on almost every provider, (i didnt check if it happens on Azure) but this bug exists on Hetzner, DigitalOcean, OVH. This is not normal. I am running the latest stable version of Wireguard Windows. Kernel module on servers and BoringTun.

             reply	other threads:[~2022-02-21 18:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-19  1:23 Rujbin [this message]
2022-02-21 18:52 ` tlhackque
2022-02-21 18:53 ` Michael Tokarev
     [not found]   ` <Mailbird-87f65eb5-1417-4955-ae28-858c7511900b@gmail.com>
2022-02-21 19:16     ` Michael Tokarev
2022-02-21 19:57       ` Roman Mamedov
2022-02-21 21:44         ` Roman Mamedov
2022-02-23  5:21           ` David Anderson
2022-02-21 19:18     ` Michael Tokarev

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