Packet #27909427 Success

TELEMETRY_APP packet from flau pruebas (๐Ÿ) to !ffffffff

23
Total Receptions
23
Unique Gateways
3
Hop Count
28
Payload Bytes
Packet Information
Database ID: 27909427
Mesh Packet ID: 0x73466a22
Used for correlation across gateways
Timestamp: 2025-12-15 22:23:56 UTC
From Node: flau pruebas (๐Ÿ)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: JAGO1_Caรฑaveral (JAGO)
Channel: MediumFast
RSSI: -123 dBm
SNR: -12.25 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Relay Node: b0 Vbm , PUPM , Vb2
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:53%
Voltage:3.75 V
Air Util TX:0.0%
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) โ†’ MeshPacket (Mesh layer) โ†’ Decoded Payload (Application data)
Total Size:28 bytes
Gateway:!ba620088
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:3 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
โœ“ Direct LoRa transmission (not via MQTT)
โœ“ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
โš  Visible to all nodes on channel
โš  Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !ba620088
Node ID format
channel_id MediumFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 565068520
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 28 bytes size
hop_limit 1
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -123.0 dBm
Signal strength at gateway
int32
rx_snr -12.25 dB
Signal quality at gateway
float
rx_time 1765837435
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK 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 176
Relay node ID
uint32
tx_after Not set uint32
timestamp 1765837436.6423562
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:
  • โœ“ Direct LoRa transmission (not via MQTT)
  • โœ“ Custom channel: MediumFast
  • โœ“ Gateway node ID tracked
Exposure Risks:
  • โš  Visible to all nodes on channel
  • โš  Packet visible to MQTT subscribers
  • โš  Multi-hop path visible (3 hops)
  • โš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !ba620088
Signal Metrics: RSSI: -123.0 dBm
SNR: -12.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1765837433, "device_metrics": { "battery_level": 53, "voltage": 3.751, "channel_utilization": 0.0, "air_util_tx": 0.009277778, "uptime_seconds": 69554 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ba620088", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 565068520, "to": 4294967295, "id": 1933994530, "rx_time": 1765837435, "rx_snr": -12.25, "rx_rssi": -123, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d798a40691215083515621070401d0000000025d201183c28b29f04", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1765837433, "device_metrics": { "battery_level": 53, "voltage": 3.751, "channel_utilization": 0.0, "air_util_tx": 0.009277778, "uptime_seconds": 69554 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d798a40691215083515621070401d0000000025d201183c28b29f04
Hex Analysis:
Size:28 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
Reception Locations
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Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
JAGO1_Caรฑaveral (JAGO) Primary 0.000s
Reference
-123.0 dBm -12.25 dB 3 b0 Vbm , PUPM , Vb2 MediumFast 2025-12-15 22:23:56 UTC Current
flau pruebas (๐Ÿ) -1.472s
Before
Unknown Unknown 0 e8 ๐Ÿ MediumFast 2025-12-15 22:23:55 UTC View
Venturada2 ๐Ÿ—ผ๐ŸŒž (Vb2) -0.263s
Before
-100.0 dBm -6.75 dB 2 f5 RPT4 MediumFast 2025-12-15 22:23:56 UTC View
XiaoWatt c4c8 ๐ŸŒ๐Ÿ”Œ (c4c8) -0.235s
Before
-99.0 dBm -8.00 dB 2 f5 RPT4 MediumFast 2025-12-15 22:23:56 UTC View
Ocumare Norte๐Ÿ—ผ๐ŸŒ (RRN) -0.006s
Before
-102.0 dBm -8.50 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-15 22:23:56 UTC View
JPL73B4_Node (JPL4) +0.005s
After
-105.0 dBm -7.00 dB 3 b0 Vb2 MediumFast 2025-12-15 22:23:56 UTC View
Villalbilla02 (VBV2) +0.330s
After
-116.0 dBm -7.00 dB 3 b0 Vb2 MediumFast 2025-12-15 22:23:56 UTC View
Meshtastic 1760 (1760) +0.397s
After
-131.0 dBm -11.50 dB 3 b0 Vb2 MediumFast 2025-12-15 22:23:57 UTC View
GRN1-Base๐Ÿ—ผ๐ŸŒ ๐Ÿ”‹ (GRN1) +0.402s
After
-98.0 dBm -0.50 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-15 22:23:57 UTC View
[samsepi0l] ๐Ÿ“ก๐ŸŒ (tlg0) +0.414s
After
-97.0 dBm -1.75 dB 3 - MediumFast 2025-12-15 22:23:57 UTC View
JPL73B2_Node (JPL2) +0.473s
After
-93.0 dBm -11.50 dB 3 b0 Vbm , Vb2 MediumFast 2025-12-15 22:23:57 UTC View
Meshtastic 18a4 (18a4) +0.699s
After
Unknown Unknown 4 60 1760 MediumFast 2025-12-15 22:23:57 UTC View
Villarejo01 (VIL1) +0.950s
After
-117.0 dBm -13.00 dB 3 61 TO1 MediumFast 2025-12-15 22:23:57 UTC View
Fenix (FENX) +0.986s
After
-121.0 dBm -12.50 dB 3 61 TO1 MediumFast 2025-12-15 22:23:57 UTC View
Quass001 โ˜„๏ธ (Q001) +1.127s
After
-39.0 dBm 10.75 dB 3 3a Q005 MediumFast 2025-12-15 22:23:57 UTC View
Justicia Meshtastic b0e4 ๐Ÿข (b0e4) +1.219s
After
-116.0 dBm -8.75 dB 3 25 ๐ŸŒ‡ MediumFast 2025-12-15 22:23:57 UTC View
tizon (Sylv) +1.311s
After
-116.0 dBm -7.50 dB 4 5d ๐Ÿฅ– MediumFast 2025-12-15 22:23:57 UTC View
Karabanchel_Baldur (KarB) +1.351s
After
-106.0 dBm -8.00 dB 4 88 KarB , FENX MediumFast 2025-12-15 22:23:57 UTC View
Eagleโ€™s Nest (EAGL) +1.449s
After
-114.0 dBm -5.50 dB 4 74 MediumFast 2025-12-15 22:23:58 UTC View
P3 iGate ๐Ÿ ๐ŸŒ (P3N2) +1.732s
After
-36.0 dBm 10.75 dB 4 25 P3N1 MediumFast 2025-12-15 22:23:58 UTC View
Varela Bot ๐Ÿก๐Ÿค– (๐Ÿค–) +2.173s
After
-75.0 dBm 9.50 dB 4 1c ๐Ÿก MediumFast 2025-12-15 22:23:58 UTC View
๐ŸŽ„ SkG@Home ๐Ÿ“ก๐ŸŒ (SkGH) +2.307s
After
-84.0 dBm -14.00 dB 4 56 8d56 , 3d56 MediumFast 2025-12-15 22:23:58 UTC View
chenton (chtn) +5.598s
After
-46.0 dBm 10.25 dB 4 f4 MediumFast 2025-12-15 22:24:02 UTC View
23

Total Receptions

23

Unique Gateways