Lower default MTU again.

Yet more reports of people running into issues with the current default.
space-wizards · Jun 19, 2024 · 9cde21a · 9cde21a
1 parent ae1051e
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diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
@@ -48,6 +48,7 @@ END TEMPLATE-->
 ### Other
 
 * Non-existent resources are cached by `IResourceCache.TryGetResource`. This avoids the game constantly trying to re-load non-existent resources in common patterns such as UI theme texture fallbacks.
+* Default IPv4 MTU has been lowered to 700.
 
 ### Internal
 

diff --git a/Robust.Shared/CVars.cs b/Robust.Shared/CVars.cs
@@ -70,7 +70,7 @@ protected CVars()
         /// <seealso cref="NetMtuExpand"/>
         /// <seealso cref="NetMtuIpv6"/>
         public static readonly CVarDef<int> NetMtu =
-            CVarDef.Create("net.mtu", 900, CVar.ARCHIVE);
+            CVarDef.Create("net.mtu", 700, CVar.ARCHIVE);
 
         /// <summary>
         /// Maximum UDP payload size to send by default, for IPv6.