Packet #28373028 Success

TELEMETRY_APP packet from Meshtastic 7669 (7669) to !ffffffff

26
Total Receptions
26
Unique Gateways
2
Hop Count
27
Payload Bytes
Packet Information
Database ID: 28373028
Mesh Packet ID: 0x50a4add9
Used for correlation across gateways
Timestamp: 2025-12-18 00:24:30 UTC
From Node: Meshtastic 7669 (7669)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic b2b4📡🌐 (b2b4)
Channel: MediumFast
RSSI: -116 dBm
SNR: -13.25 dBm
Hop Info: 2/4 hops
Start: 4, Limit: 2
Relay Node: 1c 🐷
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: 27 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:8.4°C
Pressure:918.1 hPa
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:27 bytes
Gateway:!433db2b4
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433db2b4
Node ID format
channel_id MediumFast
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2229827177
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 27 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -116.0 dBm
Signal strength at gateway 		int32
rx_snr -13.25 dB
Signal quality at gateway 		float
rx_time 1766017468
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 28
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1766017470.9251723
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)
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433db2b4
Signal Metrics: RSSI: -116.0 dBm
SNR: -13.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1766017465, "environment_metrics": { "temperature": 8.45, "barometric_pressure": 918.1356, "voltage": 6.96, "current": -25.6 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433db2b4", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2229827177, "to": 4294967295, "id": 1352969689, "rx_time": 1766017468, "rx_snr": -13.25, "rx_rssi": -116, "hop_limit": 2, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 28, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0db94943691a140d333307411dae8865442d52b8de4035cdccccc1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1766017465, "environment_metrics": { "temperature": 8.45, "barometric_pressure": 918.1356, "voltage": 6.96, "current": -25.6 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (27 bytes)
0db94943691a140d333307411dae8865442d52b8de4035cdccccc1
Hex Analysis:
Size:27 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

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
Meshtastic b2b4📡🌐 (b2b4) Primary 0.000s
Reference 		-116.0 dBm -13.25 dB 2 1c 🐷 MediumFast 2025-12-18 00:24:30 UTC Current
Meshtastic 26b0 (26b0) -2.215s
Before 		-86.0 dBm 3.00 dB 0 69 7669 , RPT2 MediumFast 2025-12-18 00:24:28 UTC View
Ocumare Norte🗼🌐 (RRN) -1.983s
Before 		-103.0 dBm -8.50 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-18 00:24:28 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -1.919s
Before 		-79.0 dBm 8.75 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-18 00:24:29 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -1.642s
Before 		-100.0 dBm 4.75 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-18 00:24:29 UTC View
ETH Maverick (ET01) -1.188s
Before 		-106.0 dBm -7.75 dB 1 61 TO1 MediumFast 2025-12-18 00:24:29 UTC View
Fenix (FENX) -1.050s
Before 		-118.0 dBm -10.75 dB 1 61 TO1 MediumFast 2025-12-18 00:24:29 UTC View
🤖 Nicolas Cage 🌐 (Cage) -0.774s
Before 		-94.0 dBm 9.50 dB 2 1c 🐷 MediumFast 2025-12-18 00:24:30 UTC View
Getafe ☀️ (GTF) -0.672s
Before 		-122.0 dBm -11.50 dB 2 1c 🐷 MediumFast 2025-12-18 00:24:30 UTC View
Varela Bot 🏡🤖 (🤖) -0.522s
Before 		-85.0 dBm 8.25 dB 2 1c 🏡 MediumFast 2025-12-18 00:24:30 UTC View
Rodashtastic🗼🌐 (RDSt) -0.423s
Before 		-118.0 dBm -9.00 dB 2 e8 GRN1 MediumFast 2025-12-18 00:24:30 UTC View
Villarejo01 (VIL1) -0.354s
Before 		-36.0 dBm 10.75 dB 2 c6 d5c6 MediumFast 2025-12-18 00:24:30 UTC View
Mec Rocket Meco (MRM) -0.281s
Before 		-109.0 dBm -10.50 dB 3 a8 CALB MediumFast 2025-12-18 00:24:30 UTC View
JAGO1_Cañaveral (JAGO) -0.176s
Before 		Unknown 11.25 dB 2 70 JAG2 MediumFast 2025-12-18 00:24:30 UTC View
ETH Goose (ET03) -0.161s
Before 		-39.0 dBm 11.25 dB 2 41 ET01 MediumFast 2025-12-18 00:24:30 UTC View
Karabanchel_Baldur (KarB) +0.004s
After 		-95.0 dBm 4.25 dB 2 1c 🐷 MediumFast 2025-12-18 00:24:30 UTC View
Eagle’s Nest (EAGL) +0.237s
After 		-115.0 dBm -6.75 dB 2 74 MediumFast 2025-12-18 00:24:31 UTC View
tizon (Sylv) +0.391s
After 		-105.0 dBm 3.00 dB 2 1c 🐷 MediumFast 2025-12-18 00:24:31 UTC View
g1bal (g1b0) +0.505s
After 		-102.0 dBm -5.25 dB 3 f5 RPT4 MediumFast 2025-12-18 00:24:31 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +0.674s
After 		-115.0 dBm -7.50 dB 3 - MediumFast 2025-12-18 00:24:31 UTC View
Quixote_JS8_7 (QXT7) +0.680s
After 		-18.0 dBm 11.25 dB 3 - MediumFast 2025-12-18 00:24:31 UTC View
Meshtastic 1760 (1760) +0.905s
After 		-115.0 dBm 0.50 dB 3 f5 RPT4 MediumFast 2025-12-18 00:24:31 UTC View
Meshtastic 18a4 (18a4) +1.669s
After 		-61.0 dBm 10.75 dB 4 60 1760 MediumFast 2025-12-18 00:24:32 UTC View
Aldinra_1640_🗼_🌐 (AldB) +1.693s
After 		-103.0 dBm -10.25 dB 4 60 1760 MediumFast 2025-12-18 00:24:32 UTC View
Meshtastic ca85 (ca85) +4.804s
After 		-41.0 dBm 12.00 dB 4 dc d0dc MediumFast 2025-12-18 00:24:35 UTC View
Meshtastic 870c📡🌐 (870c) +4.915s
After 		-94.0 dBm 8.75 dB 4 dc d0dc MediumFast 2025-12-18 00:24:35 UTC View
26

Total Receptions

26

Unique Gateways