diff --git a/Cargo.lock b/Cargo.lock
index f46479a..6b1f96f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1370,7 +1370,7 @@ dependencies = [
  "httpdate",
  "itoa",
  "pin-project-lite",
- "socket2",
+ "socket2 0.5.7",
  "tokio",
  "tower-service",
  "tracing",
@@ -1544,9 +1544,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.169"
+version = "0.2.183"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5aba8db14291edd000dfcc4d620c7ebfb122c613afb886ca8803fa4e128a20a"
+checksum = "b5b646652bf6661599e1da8901b3b9522896f01e736bad5f723fe7a3a27f899d"
 
 [[package]]
 name = "libloading"
@@ -2517,6 +2517,16 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a766e1110788c36f4fa1c2b71b387a7815aa65f88ce0229841826633d93723e"
+dependencies = [
+ "libc",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "spin"
 version = "0.9.8"
@@ -2709,6 +2719,7 @@ dependencies = [
  "rfd",
  "serde",
  "serde_json",
+ "socket2 0.6.3",
  "str0m",
  "strum",
  "stun_codec",
@@ -2816,7 +2827,7 @@ dependencies = [
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
- "socket2",
+ "socket2 0.5.7",
  "tokio-macros",
  "windows-sys 0.52.0",
 ]
@@ -3329,7 +3340,7 @@ dependencies = [
  "windows-collections",
  "windows-core 0.61.0",
  "windows-future",
- "windows-link",
+ "windows-link 0.1.1",
  "windows-numerics",
 ]
 
@@ -3363,7 +3374,7 @@ checksum = "4763c1de310c86d75a878046489e2e5ba02c649d185f21c67d4cf8a56d098980"
 dependencies = [
  "windows-implement 0.60.0",
  "windows-interface 0.59.1",
- "windows-link",
+ "windows-link 0.1.1",
  "windows-result 0.3.2",
  "windows-strings 0.4.0",
 ]
@@ -3375,7 +3386,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a1d6bbefcb7b60acd19828e1bc965da6fcf18a7e39490c5f8be71e54a19ba32"
 dependencies = [
  "windows-core 0.61.0",
- "windows-link",
+ "windows-link 0.1.1",
 ]
 
 [[package]]
@@ -3428,6 +3439,12 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "76840935b766e1b0a05c0066835fb9ec80071d4c09a16f6bd5f7e655e3c14c38"
 
+[[package]]
+name = "windows-link"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
+
 [[package]]
 name = "windows-numerics"
 version = "0.2.0"
@@ -3435,7 +3452,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9150af68066c4c5c07ddc0ce30421554771e528bde427614c61038bc2c92c2b1"
 dependencies = [
  "windows-core 0.61.0",
- "windows-link",
+ "windows-link 0.1.1",
 ]
 
 [[package]]
@@ -3453,7 +3470,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c64fd11a4fd95df68efcfee5f44a294fe71b8bc6a91993e2791938abcc712252"
 dependencies = [
- "windows-link",
+ "windows-link 0.1.1",
 ]
 
 [[package]]
@@ -3483,7 +3500,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a2ba9642430ee452d5a7aa78d72907ebe8cfda358e8cb7918a2050581322f97"
 dependencies = [
- "windows-link",
+ "windows-link 0.1.1",
 ]
 
 [[package]]
@@ -3504,6 +3521,15 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.61.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc"
+dependencies = [
+ "windows-link 0.2.1",
+]
+
 [[package]]
 name = "windows-targets"
 version = "0.48.5"
@@ -3541,7 +3567,7 @@ version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e04a5c6627e310a23ad2358483286c7df260c964eb2d003d8efd6d0f4e79265c"
 dependencies = [
- "windows-link",
+ "windows-link 0.1.1",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index cdf9367..b28b593 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,6 +30,7 @@ notify-rust = "4.11.7"
 input-device = { version = "0.1.0", git = "https://github.com/UE2020/input-device.git", branch = "main" }
 strum = "0.27.1"
 rfd = "0.15.4"
+socket2 = "0.6.3"
 
 [patch.crates-io]
 
diff --git a/src/main.rs b/src/main.rs
index c92f32e..ec9f5bc 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -282,7 +282,20 @@ async fn offer(
         .filter(|(_, addr)| !is_bad_ip(&addr))
         .collect::<Vec<_>>();
 
-    let socket = UdpSocket::bind("0.0.0.0:0").await?;
+    let socket = {
+        let s = socket2::Socket::new(
+            socket2::Domain::IPV4,
+            socket2::Type::DGRAM,
+            Some(socket2::Protocol::UDP),
+        )?;
+        let _ = s.set_tos_v4(0x88); // DSCP 34 (AF41): Interactive Video
+        s.set_nonblocking(true)?;
+        s.bind(&socket2::SockAddr::from(std::net::SocketAddr::new(
+            std::net::IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)),
+            0,
+        )))?;
+        UdpSocket::from_std(s.into())?
+    };
 
     let local_socket_addr = SocketAddr::new(local_ip, socket.local_addr()?.port());
 
@@ -305,7 +318,21 @@ async fn offer(
         str0m::net::Protocol::Udp,
     )?);
 
-    let tcp = TcpListener::bind("0.0.0.0:0").await?;
+    let tcp = {
+        let s = socket2::Socket::new(
+            socket2::Domain::IPV4,
+            socket2::Type::STREAM,
+            Some(socket2::Protocol::TCP),
+        )?;
+        let _ = s.set_tos_v4(0x88); // DSCP 34 (AF41): Interactive Video
+        s.set_nonblocking(true)?;
+        s.bind(&socket2::SockAddr::from(std::net::SocketAddr::new(
+            std::net::IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)),
+            0,
+        )))?;
+        s.listen(128)?;
+        TcpListener::from_std(s.into())?
+    };
     let tcp_local_socket_addr = SocketAddr::new(local_ip, tcp.local_addr()?.port());
     for (_iface, ip) in interfaces.iter() {
         let local_socket_addr = SocketAddr::new(*ip, tcp.local_addr()?.port());
diff --git a/src/rtc/tcp.rs b/src/rtc/tcp.rs
index ca2ea8c..9345d94 100644
--- a/src/rtc/tcp.rs
+++ b/src/rtc/tcp.rs
@@ -38,6 +38,7 @@ impl Listener {
                     Ok((socket, peer_addr)) = listener.accept() => {
                         info!("Accepted TCP connection from {peer_addr}");
                         socket.set_nodelay(true).ok();
+                        let _ = socket2::SockRef::from(&socket).set_tos_v4(0x88); // DSCP 34 (AF41)
                         let (reader, writer) = socket.into_split();
                         let (close_tx, mut close_rx) = channel(1);
                         map.lock().await.insert(peer_addr, (writer, close_tx));