diff --git a/src/capture.rs b/src/capture.rs
index 1db1a286..c2641e98 100644
--- a/src/capture.rs
+++ b/src/capture.rs
@@ -231,6 +231,7 @@ pub enum TrafficItem {
 #[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd)]
 pub enum TrafficViewMode {
     Hierarchical,
+    Interleaved,
     Transactions,
     Packets,
 }
@@ -242,6 +243,7 @@ impl TrafficViewMode {
         use TrafficViewMode::*;
         match self {
             Hierarchical => "Hierarchical",
+            Interleaved  => "Interleaved",
             Transactions => "Transactions",
             Packets      => "Packets",
         }
@@ -252,6 +254,7 @@ impl TrafficViewMode {
         use TrafficViewMode::*;
         match self {
             Hierarchical => "traffic-hierarchical",
+            Interleaved  => "traffic-interleaved",
             Transactions => "traffic-transactions",
             Packets      => "traffic-packets",
         }
@@ -262,6 +265,7 @@ impl TrafficViewMode {
         use TrafficViewMode::*;
         match log_name {
             "traffic-hierarchical" => Hierarchical,
+            "traffic-interleaved"  => Interleaved,
             "traffic-transactions" => Transactions,
             "traffic-packets"      => Packets,
             _ => panic!("Unrecognised log name '{log_name}'")
@@ -1528,7 +1532,7 @@ impl ItemSource<TrafficItem, TrafficViewMode> for CaptureReader {
         use TrafficViewMode::*;
         match parent {
             None => Ok(match view_mode {
-                Hierarchical => {
+                Hierarchical | Interleaved => {
                     let item_id = TrafficItemId::from(index);
                     let group_id = self.item_index.get(item_id)?;
                     TransactionGroup(group_id)
@@ -1580,7 +1584,7 @@ impl ItemSource<TrafficItem, TrafficViewMode> for CaptureReader {
         Ok(match parent {
             None => {
                 (self.completion(), match view_mode {
-                    Hierarchical => self.item_index.len(),
+                    Hierarchical | Interleaved => self.item_index.len(),
                     Transactions => self.transaction_index.len(),
                     Packets => self.packet_index.len(),
                 })
@@ -1592,11 +1596,19 @@ impl ItemSource<TrafficItem, TrafficViewMode> for CaptureReader {
                 }
                 let transaction_count = self.group_range(&entry)?.len();
                 let ep_traf = self.endpoint_traffic(entry.endpoint_id())?;
-                if entry.group_id().value >= ep_traf.end_index.len() {
-                    (Ongoing, transaction_count)
-                } else {
-                    (Complete, transaction_count)
-                }
+                let ep_group_id = entry.group_id();
+                let ongoing = ep_group_id.value >= ep_traf.end_index.len();
+                let status = match (view_mode, ongoing) {
+                    (Hierarchical, true) => Ongoing,
+                    (Hierarchical, false) => Complete,
+                    (Interleaved, true) => InterleavedOngoing,
+                    (Interleaved, false) => {
+                        let end = ep_traf.end_index.get(ep_group_id)?;
+                        InterleavedComplete(end.value)
+                    }
+                    (Transactions | Packets, _) => unreachable!(),
+                };
+                (status, transaction_count)
             },
             Some(Transaction(_, transaction_id)) => {
                 let packet_count = self.transaction_index.target_range(