Please give me channel info.

panda_truth_probe.py

@@ -47,12 +47,17 @@ def analyze_radiotap_info(pcapng_path, limit=100):
         else:
             print("  Estimated SNR:       [incomplete data]")
 
-        channel_str = getattr(packet.radiotap, 'channel', None)
-        if channel_str:
-            try:
-                print(f"  Channel/Frequency:             {channel_str.showname_value}")
-            except AttributeError:
-                print(f"  Channel/Frequency:             {str(channel_str)}")
+        channel_field = None
+        try:
+            for field in packet.radiotap._all_fields:
+                if 'channel' in field.showname.lower():
+                    channel_field = field.showname
+                    break
+        except Exception:
+            pass
+
+        if channel_field:
+            print(f"  Channel/Frequency:             {channel_field}")
         else:
             print("  Channel/Frequency:             [unavailable]")