Update smoltcp.

Cargo.toml

@@ -38,8 +38,7 @@ default-features = false
 features = ["release_max_level_off"]
 
 [dependencies.smoltcp]
-path = "../smoltcp"
-# git = "https://github.com/batonius/smoltcp.git"
-# branch = "default_route"
+git = "https://github.com/batonius/smoltcp.git"
+branch = "default_route"
 default-features = false
 features = ["std", "log", "socket-raw", "socket-udp", "socket-tcp"] 

src/smolnetd/device.rs

@@ -53,10 +53,10 @@ impl smoltcp::phy::Device for NetworkDevice {
     type RxBuffer = Buffer;
     type TxBuffer = TxBuffer;
 
-    fn limits(&self) -> smoltcp::phy::DeviceLimits {
-        let mut limits = smoltcp::phy::DeviceLimits::default();
+    fn capabilities(&self) -> smoltcp::phy::DeviceCapabilities {
+        let mut limits = smoltcp::phy::DeviceCapabilities::default();
         limits.max_transmission_unit = Self::MTU;
-        limits.max_burst_size = Some(1);
+        limits.max_burst_size = Some(5);
         limits
     }