Make syn default scan type

responder/src/main.rs

@@ -24,7 +24,7 @@ const DEFAULT_TARGET: &str = "bin/ebpf";
 struct Opt {
     #[clap(short, long, default_value = "lo")]
     iface: String,
-    #[clap(short, long, default_value = "icmp")]
+    #[clap(short, long, default_value = "syn")]
     scan_type: String,
     #[clap(short, long)]
     csv: Option<String>,