Packet #28236710 Success

TELEMETRY_APP packet from Charly_Delta (RPT3) to !ffffffff

17
Total Receptions
17
Unique Gateways
4
Hop Count
17
Payload Bytes
Packet Information
Database ID: 28236710
Mesh Packet ID: 0xbdd6409a
Used for correlation across gateways
Timestamp: 2025-12-17 09:09:57 UTC
From Node: Charly_Delta (RPT3)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic b2b4📡🌐 (b2b4)
Channel: MediumFast
RSSI: -108 dBm
SNR: -6.0 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Relay Node: 2d SkyB
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: 17 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:12.7°C
Humidity:75.4%
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:17 bytes
Gateway:!433db2b4
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:4 / 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 (17 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4145268766
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 17 bytes size
hop_limit Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -108.0 dBm
Signal strength at gateway 		int32
rx_snr -6.00 dB
Signal quality at gateway 		float
rx_time 1765962596
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 45
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765962597.90632
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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433db2b4
Signal Metrics: RSSI: -108.0 dBm
SNR: -6.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:17 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1765962585, "environment_metrics": { "temperature": 12.7, "relative_humidity": 75.39 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433db2b4", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4145268766, "to": 4294967295, "id": 3184935066, "rx_time": 1765962596, "rx_snr": -6.0, "rx_rssi": -108, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 45, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d597342691a0a0d33334b4115aec79642", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1765962585, "environment_metrics": { "temperature": 12.7, "relative_humidity": 75.39 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (17 bytes)
0d597342691a0a0d33334b4115aec79642
Hex Analysis:
Size:17 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 		-108.0 dBm -6.00 dB 4 2d SkyB MediumFast 2025-12-17 09:09:57 UTC Current
Meshtastic 26b0 (26b0) -2.539s
Before 		-97.0 dBm -8.00 dB 3 b4 Alk MediumFast 2025-12-17 09:09:55 UTC View
P3 iGate 🏠🌐 (P3N2) -2.375s
Before 		-36.0 dBm 10.25 dB 3 25 P3N1 MediumFast 2025-12-17 09:09:55 UTC View
ETH Goose (ET03) -2.279s
Before 		-34.0 dBm 10.75 dB 3 41 ET01 MediumFast 2025-12-17 09:09:55 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -2.220s
Before 		-107.0 dBm -12.75 dB 3 - MediumFast 2025-12-17 09:09:55 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -2.093s
Before 		-93.0 dBm -14.00 dB 4 b0 Vbm , 26b0 MediumFast 2025-12-17 09:09:55 UTC View
Eagle’s Nest (EAGL) -1.984s
Before 		-99.0 dBm 7.25 dB 4 48 SMR1 MediumFast 2025-12-17 09:09:55 UTC View
ETH Maverick (ET01) -1.971s
Before 		-106.0 dBm -4.75 dB 2 61 TO1 MediumFast 2025-12-17 09:09:55 UTC View
Quixote_JS8_7 (QXT7) -1.723s
Before 		-18.0 dBm 10.75 dB 4 - MediumFast 2025-12-17 09:09:56 UTC View
Quixote_JS8_5🗼🌐 (QXT5) -1.718s
Before 		-114.0 dBm -9.00 dB 4 - MediumFast 2025-12-17 09:09:56 UTC View
Wake Up, Neo...📡 (NEO) -0.648s
Before 		-99.0 dBm -2.50 dB 4 f5 RPT4 MediumFast 2025-12-17 09:09:57 UTC View
Meshtastic 1760 (1760) -0.286s
Before 		-117.0 dBm -1.25 dB 4 f5 RPT4 MediumFast 2025-12-17 09:09:57 UTC View
Varela Bot 🏡🤖 (🤖) -0.274s
Before 		-81.0 dBm 8.25 dB 4 1c 🏡 MediumFast 2025-12-17 09:09:57 UTC View
Karabanchel_Baldur (KarB) +0.005s
After 		-95.0 dBm 0.75 dB 4 2d SkyB MediumFast 2025-12-17 09:09:57 UTC View
🤖 Nicolas Cage 🌐 (Cage) +0.230s
After 		-73.0 dBm 11.00 dB 4 2d SkyB MediumFast 2025-12-17 09:09:58 UTC View
tizon (Sylv) +0.318s
After 		-114.0 dBm -6.00 dB 4 2d SkyB MediumFast 2025-12-17 09:09:58 UTC View
PXT_Home (PXT1) +0.361s
After 		-109.0 dBm -1.00 dB 4 48 mfms MediumFast 2025-12-17 09:09:58 UTC View
17

Total Receptions

17

Unique Gateways