From 7f6bfafbcf7ae5333cf82db65c8029081a636402 Mon Sep 17 00:00:00 2001
From: clerie <git@clerie.de>
Date: Wed, 7 Feb 2024 12:25:52 +0100
Subject: [PATCH] hosts/carbon: Set correct MTU

---
 hosts/carbon/configuration.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hosts/carbon/configuration.nix b/hosts/carbon/configuration.nix
index 63c168c..ede7072 100644
--- a/hosts/carbon/configuration.nix
+++ b/hosts/carbon/configuration.nix
@@ -264,7 +264,7 @@
     ip46tables -A forward-filter -o enp1s0.202 -j DROP
   '';
   clerie.firewall.extraForwardMangleCommands = ''
-    ip46tables -t mangle -A forward-mangle -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --set-mss 1452
+    ip46tables -t mangle -A forward-mangle -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --set-mss 1416
   '';
 
   services.pppd = {
@@ -280,7 +280,7 @@
         noipdefault
         lcp-echo-interval 20
         lcp-echo-failure 3
-        mtu 1492
+        mtu 1456
         hide-password
         defaultroute
         +ipv6