Packet #139197 Success

AUDIO_APP packet from gotisho (go) to !ffffffff

1
Total Receptions
1
Unique Gateways
0
Hop Count
196
Payload Bytes
Packet Information
Database ID: 139197
Mesh Packet ID: 0x44aabc70
Used for correlation across gateways
Timestamp: 2025-09-04 09:05:44 UTC
From Node: gotisho (go)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: AUDIO_APP
Port: 9
Gateway: DE:D0:CE:C0 (cec0)
Channel: Bulgaria
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Payload Data
Protocol: AUDIO_APP
Size: 196 bytes
Decoded: No
No decoder available for AUDIO_APP
Text Content:
c0dec208cef68000e1f412d01b1e8c202592cc3028cd9800a1bf14005e8f4c00fdc908005e86090035b488001b57800035c740c08af6812067e19e40a9c33960e71274f0568e3e80a9816e403435fb20b0770d50939c608001f0f580c3b26970e533b790e53473904e9569606bdefad06bdef18056a171600d2fa40026fe24101f7e2810269571c0a9aca15044063a10c3dcae00c3e6a9e0c3b7e1d0c38c99c0c3fcdf00ff0e1370ff0e0f20e1b1c0101d7e012086e182c0e1f3c110111e83d086f081d0
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:196 bytes
Gateway:!ded0cec0
Channel:Bulgaria
Payload Type:AUDIO_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !ded0cec0
Node ID format
channel_id Bulgaria
packet MeshPacket (196 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1523503612
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 9
AUDIO_APP 		enum
decoded.payload_length 196 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1756965889
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack True
Acknowledgment requested 		bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 252
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1756965944.5038335
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Acknowledgment requested
  • ✓ Custom channel: Bulgaria
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Want ack: True
Gateway ID: !ded0cec0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ded0cec0", "channel_id": "Bulgaria", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1523503612, "to": 4294967295, "id": 1152040048, "rx_time": 1756965889, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 252, "tx_after": 0, "decoded": { "portnum": 9, "payload": "c0dec208cef68000e1f412d01b1e8c202592cc3028cd9800a1bf14005e8f4c00fdc908005e86090035b488001b57800035c740c08af6812067e19e40a9c33960e71274f0568e3e80a9816e403435fb20b0770d50939c608001f0f580c3b26970e533b790e53473904e9569606bdefad06bdef18056a171600d2fa40026fe24101f7e2810269571c0a9aca15044063a10c3dcae00c3e6a9e0c3b7e1d0c38c99c0c3fcdf00ff0e1370ff0e0f20e1b1c0101d7e012086e182c0e1f3c110111e83d086f081d0", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "raw_bytes": "c0dec208cef68000e1f412d01b1e8c202592cc3028cd9800a1bf14005e8f4c00fdc908005e86090035b488001b57800035c740c08af6812067e19e40a9c33960e71274f0568e3e80a9816e403435fb20b0770d50939c608001f0f580c3b26970e533b790e53473904e9569606bdefad06bdef18056a171600d2fa40026fe24101f7e2810269571c0a9aca15044063a10c3dcae00c3e6a9e0c3b7e1d0c38c99c0c3fcdf00ff0e1370ff0e0f20e1b1c0101d7e012086e182c0e1f3c110111e83d086f081d0", "type": "unknown_or_custom", "portnum": "AUDIO_APP", "note": "No decoder available for AUDIO_APP" } } } }
Raw Packet Data (196 bytes)
c0dec208cef68000e1f412d01b1e8c202592cc3028cd9800a1bf14005e8f4c00fdc908005e86090035b488001b57800035c740c08af6812067e19e40a9c33960e71274f0568e3e80a9816e403435fb20b0770d50939c608001f0f580c3b26970e533b790e53473904e9569606bdefad06bdef18056a171600d2fa40026fe24101f7e2810269571c0a9aca15044063a10c3dcae00c3e6a9e0c3b7e1d0c38c99c0c3fcdf00ff0e1370ff0e0f20e1b1c0101d7e012086e182c0e1f3c110111e83d086f081d0
Hex Analysis:
Size:196 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
DE:D0:CE:C0 (cec0) Primary 0.000s
Reference 		Unknown Unknown 0 Bulgaria 2025-09-04 09:05:44 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways