Packet #27910282 Success

TELEMETRY_APP packet from COSLADA f1dc 🇪🇦🛰️ (f1dc) to !ffffffff

24
Total Receptions
24
Unique Gateways
3
Hop Count
28
Payload Bytes
Packet Information
Database ID: 27910282
Mesh Packet ID: 0xab2ad383
Used for correlation across gateways
Timestamp: 2025-12-15 22:29:28 UTC
From Node: COSLADA f1dc 🇪🇦🛰️ (f1dc)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: PXT_Home (PXT1)
Channel: MediumFast
RSSI: -110 dBm
SNR: -3.75 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Relay Node: 48 mfms
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:101%
Voltage:4.20 V
Channel Usage:1.4%
Air Util TX:0.6%
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:28 bytes
Gateway:!849b5278
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:3 / 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 !849b5278
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 2661347804
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 -110.0 dBm
Signal strength at gateway 		int32
rx_snr -3.75 dB
Signal quality at gateway 		float
rx_time 1765837767
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 72
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765837768.504519
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 (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !849b5278
Signal Metrics: RSSI: -110.0 dBm
SNR: -3.75 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": 1765837764, "device_metrics": { "battery_level": 101, "voltage": 4.203, "channel_utilization": 1.4466667, "air_util_tx": 0.6154445, "uptime_seconds": 1604575 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849b5278", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661347804, "to": 4294967295, "id": 2871710595, "rx_time": 1765837767, "rx_snr": -3.75, "rx_rssi": -110, "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": 72, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dc48b40691215086515fa7e86401d602cb93f25c58d1d3f28dff761", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1765837764, "device_metrics": { "battery_level": 101, "voltage": 4.203, "channel_utilization": 1.4466667, "air_util_tx": 0.6154445, "uptime_seconds": 1604575 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0dc48b40691215086515fa7e86401d602cb93f25c58d1d3f28dff761
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

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
PXT_Home (PXT1) Primary 0.000s
Reference 		-110.0 dBm -3.75 dB 3 48 mfms MediumFast 2025-12-15 22:29:28 UTC Current
Venturada2 🗼🌞 (Vb2) -3.052s
Before 		-103.0 dBm -8.00 dB 0 dc f1dc MediumFast 2025-12-15 22:29:25 UTC View
Ocumare Norte🗼🌐 (RRN) -2.767s
Before 		-101.0 dBm -7.75 dB 1 b0 Vbm , Vb2 MediumFast 2025-12-15 22:29:25 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -2.741s
Before 		-79.0 dBm 8.25 dB 1 b0 Vbm , Vb2 MediumFast 2025-12-15 22:29:25 UTC View
Villalbilla02 (VBV2) -2.487s
Before 		-116.0 dBm -7.25 dB 1 b0 Vb2 MediumFast 2025-12-15 22:29:26 UTC View
JPL73B2_Node (JPL2) -2.393s
Before 		-93.0 dBm -11.25 dB 1 b0 Vbm , Vb2 MediumFast 2025-12-15 22:29:26 UTC View
Meshtastic 1760 (1760) -2.391s
Before 		-131.0 dBm -12.00 dB 1 b0 Vb2 MediumFast 2025-12-15 22:29:26 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -2.374s
Before 		-98.0 dBm 1.00 dB 1 b0 Vbm , Vb2 MediumFast 2025-12-15 22:29:26 UTC View
JPL73B4_Node (JPL4) -2.369s
Before 		Unknown Unknown 2 08 JPL2 MediumFast 2025-12-15 22:29:26 UTC View
Mec Rocket Meco (MRM) -2.284s
Before 		-113.0 dBm -15.00 dB 2 c0 sdAh MediumFast 2025-12-15 22:29:26 UTC View
[samsepi0l] 📡🌐 (tlg0) -2.056s
Before 		-75.0 dBm -4.50 dB 2 fc 74fc , Anu2 MediumFast 2025-12-15 22:29:26 UTC View
Meshtastic 18a4 (18a4) -1.984s
Before 		Unknown Unknown 2 60 1760 MediumFast 2025-12-15 22:29:26 UTC View
Fenix (FENX) -1.494s
Before 		-120.0 dBm -11.50 dB 1 61 TO1 MediumFast 2025-12-15 22:29:27 UTC View
JAGO1_Cañaveral (JAGO) -1.353s
Before 		-116.0 dBm -6.25 dB 3 84 Ancr , 📡 MediumFast 2025-12-15 22:29:27 UTC View
Quass001 ☄️ (Q001) -1.178s
Before 		-39.0 dBm 10.75 dB 3 3a Q005 MediumFast 2025-12-15 22:29:27 UTC View
Eagle’s Nest (EAGL) -1.176s
Before 		-118.0 dBm -9.75 dB 2 74 MediumFast 2025-12-15 22:29:27 UTC View
Karabanchel_Baldur (KarB) -1.077s
Before 		-106.0 dBm -9.25 dB 2 88 KarB , FENX MediumFast 2025-12-15 22:29:27 UTC View
Villarejo01 (VIL1) -0.787s
Before 		-33.0 dBm 11.00 dB 2 c6 d5c6 MediumFast 2025-12-15 22:29:27 UTC View
P3 iGate 🏠🌐 (P3N2) -0.663s
Before 		-36.0 dBm 11.25 dB 2 25 P3N1 MediumFast 2025-12-15 22:29:27 UTC View
tizon (Sylv) -0.439s
Before 		-116.0 dBm -7.00 dB 4 5d 🥖 MediumFast 2025-12-15 22:29:28 UTC View
Quixote_JS8_5🗼🌐 (QXT5) +0.083s
After 		-115.0 dBm -10.00 dB 3 - MediumFast 2025-12-15 22:29:28 UTC View
Quixote_JS8_7 (QXT7) +0.086s
After 		-19.0 dBm 11.25 dB 3 - MediumFast 2025-12-15 22:29:28 UTC View
Varela Bot 🏡🤖 (🤖) +2.473s
After 		-75.0 dBm 9.75 dB 4 1c 🏡 MediumFast 2025-12-15 22:29:30 UTC View
chenton (chtn) +3.396s
After 		-111.0 dBm 1.25 dB 4 d4 ⛩ MediumFast 2025-12-15 22:29:31 UTC View
24

Total Receptions

24

Unique Gateways