1 files changed, 10 insertions, 1 deletions
diff --git a/src/main.rs b/src/main.rs
index bc1e6a8..ed61942 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,5 @@
 use socket2::{Domain, Protocol, Socket, Type};
+use std::net::Ipv4Addr;
 
 struct Init;
 struct Master;
@@ -41,8 +42,16 @@ fn run() {
 
 fn main() {
     let res = Socket::new(Domain::IPV4, Type::RAW, Some(Protocol::from(112)));
-    let Ok(_sock) = res else {
+    let Ok(sock) = res else {
         eprintln!("Socket::new(): {}", res.err().unwrap());
         std::process::exit(1);
     };
+    let res = sock.join_multicast_v4(
+        &Ipv4Addr::new(224, 0, 0, 18),
+        &Ipv4Addr::UNSPECIFIED,
+    );
+    let Ok(_) = res else {
+        eprintln!("join_multicast_v4(): {}", res.err().unwrap());
+        std::process::exit(1);
+    };
 }