diff --git a/internal/tui/model.go b/internal/tui/model.go
index 32f0c3b..6685925 100644
--- a/internal/tui/model.go
+++ b/internal/tui/model.go
@@ -1470,6 +1470,16 @@ func (m *Model) exportCallToLog(flow *sip.CallFlow, filename string) error {
 	fmt.Fprintf(f, "Duration: %s\n", flow.EndTime.Sub(flow.StartTime).String())
 	fmt.Fprintf(f, "Packets: %d\n\n", len(flow.Packets))
 
+	// Network Layer
+	fmt.Fprintf(f, "Network Layer:\n")
+	if len(flow.Packets) > 0 {
+		first := flow.Packets[0]
+		srcLabel := m.networkMap.LabelForIP(first.SourceIP)
+		dstLabel := m.networkMap.LabelForIP(first.DestIP)
+		fmt.Fprintf(f, "  Source:      %s (%s:%d)\n", srcLabel, first.SourceIP, first.SourcePort)
+		fmt.Fprintf(f, "  Destination: %s (%s:%d)\n\n", dstLabel, first.DestIP, first.DestPort)
+	}
+
 	// Transaction Flow
 	fmt.Fprintf(f, "Transaction Flow:\n")
 	fmt.Fprintf(f, "-----------------\n")