diff --git a/tuic-quinn/src/lib.rs b/tuic-quinn/src/lib.rs
index 2fcfc09..ea61e23 100644
--- a/tuic-quinn/src/lib.rs
+++ b/tuic-quinn/src/lib.rs
@@ -132,7 +132,7 @@ impl Connection<side::Client> {
 
         let mut send = self.conn.open_uni().await?;
         model.header().async_marshal(&mut send).await?;
-        send.close().await?;
+        send.close().await?; // stuck here
         Ok(())
     }
 
@@ -479,6 +479,21 @@ impl Packet {
         self.model.assoc_id()
     }
 
+    /// Returns the packet ID
+    pub fn pkt_id(&self) -> u16 {
+        self.model.pkt_id()
+    }
+
+    /// Returns the fragment ID
+    pub fn frag_id(&self) -> u8 {
+        self.model.frag_id()
+    }
+
+    /// Returns the total number of fragments
+    pub fn frag_total(&self) -> u8 {
+        self.model.frag_total()
+    }
+
     /// Accepts the packet payload. If the packet is fragmented and not yet fully assembled, `Ok(None)` is returned.
     pub async fn accept(self) -> Result<Option<(Bytes, Address, u16)>, Error> {
         let pkt = match self.src {