5 files changed, 18 insertions, 6 deletions

diff --git a/examples/stm32f4/src/bin/eth.rs b/examples/stm32f4/src/bin/eth.rs
index 393e60b73..5f1e62d0a 100644
--- a/examples/stm32f4/src/bin/eth.rs
+++ b/examples/stm32f4/src/bin/eth.rs
@@ -79,7 +79,10 @@ async fn main(spawner: Spawner) -> ! {
     ));
 
     // Launch network task
-    unwrap!(spawner.spawn(net_task(&stack)));
+    unwrap!(spawner.spawn(net_task(stack)));
+
+    // Ensure DHCP configuration is up before trying connect
+    stack.wait_config_up().await;
 
     info!("Network task initialized");
 
diff --git a/examples/stm32f7/src/bin/eth.rs b/examples/stm32f7/src/bin/eth.rs
index f0e280c35..01c38106e 100644
--- a/examples/stm32f7/src/bin/eth.rs
+++ b/examples/stm32f7/src/bin/eth.rs
@@ -80,7 +80,10 @@ async fn main(spawner: Spawner) -> ! {
     ));
 
     // Launch network task
-    unwrap!(spawner.spawn(net_task(&stack)));
+    unwrap!(spawner.spawn(net_task(stack)));
+
+    // Ensure DHCP configuration is up before trying connect
+    stack.wait_config_up().await;
 
     info!("Network task initialized");
 
diff --git a/examples/stm32h5/src/bin/eth.rs b/examples/stm32h5/src/bin/eth.rs
index 763520ab8..c32e0fdb5 100644
--- a/examples/stm32h5/src/bin/eth.rs
+++ b/examples/stm32h5/src/bin/eth.rs
@@ -101,6 +101,9 @@ async fn main(spawner: Spawner) -> ! {
     // Launch network task
     unwrap!(spawner.spawn(net_task(&stack)));
 
+    // Ensure DHCP configuration is up before trying connect
+    stack.wait_config_up().await;
+
     info!("Network task initialized");
 
     // Then we can use it!
diff --git a/examples/stm32h7/src/bin/eth.rs b/examples/stm32h7/src/bin/eth.rs
index 26a386e49..e691c6d06 100644
--- a/examples/stm32h7/src/bin/eth.rs
+++ b/examples/stm32h7/src/bin/eth.rs
@@ -83,6 +83,9 @@ async fn main(spawner: Spawner) -> ! {
     // Launch network task
     unwrap!(spawner.spawn(net_task(&stack)));
 
+    // Ensure DHCP configuration is up before trying connect
+    stack.wait_config_up().await;
+
     info!("Network task initialized");
 
     // Then we can use it!
diff --git a/examples/stm32h7/src/bin/eth_client.rs b/examples/stm32h7/src/bin/eth_client.rs
index 6664410c8..ebef54c3c 100644
--- a/examples/stm32h7/src/bin/eth_client.rs
+++ b/examples/stm32h7/src/bin/eth_client.rs
@@ -82,12 +82,12 @@ async fn main(spawner: Spawner) -> ! {
     ));
 
     // Launch network task
-    unwrap!(spawner.spawn(net_task(&stack)));
+    unwrap!(spawner.spawn(net_task(stack)));
 
-    info!("Network task initialized");
+    // Ensure DHCP configuration is up before trying connect
+    stack.wait_config_up().await;
 
-    // To ensure DHCP configuration before trying connect
-    Timer::after(Duration::from_secs(20)).await;
+    info!("Network task initialized");
 
     static STATE: TcpClientState<1, 1024, 1024> = TcpClientState::new();
     let client = TcpClient::new(&stack, &STATE);