updated win's mtu

.cargo/config.toml

@@ -3,3 +3,6 @@ linker = "x86_64-linux-musl-gcc"
 
 [target.aarch64-unknown-linux-gnu]
 linker = "aarch64-linux-gnu-gcc"
+
+[target.x86_64-pc-windows-gnu]
+linker = "x86_64-w64-mingw32-gcc"

Makefile

@@ -12,7 +12,7 @@ linux-tun:
 	RUSTFLAGS="-L ." cargo build  --features "tun" --release
 
 win:
-	cargo build --release
+	cargo build --release --target x86_64-pc-windows-gnu
 
 pb:
 	cargo run --bin build_pb

src/network/tun_win.rs

@@ -91,6 +91,28 @@ impl Iface {
                 error!("failed to run netsh: {}", e.to_string());
             }
         }
+
+        let mut cmd = Command::new("netsh");
+        let command = cmd
+            .creation_flags(0x08000000)
+            .arg("interface")
+            .arg("ipv4")
+            .arg("set")
+            .arg("subinterface")
+            .arg(&format!("\"{}\"", self.name))
+            .arg(format!("mtu={}", device_config.mtu))
+            .arg("store=persistent");
+
+        let res = command.output();
+
+        match res {
+            Ok(r) => {
+                debug!("netsh2 ok: [{:?}]", String::from_utf8_lossy(&r.stdout));
+            }
+            Err(e) => {
+                error!("failed to run netsh2: {}", e.to_string());
+            }
+        }
     }
 }