Packet #28430992 Success

TELEMETRY_APP packet from PXT_Go (PXT2) to !ffffffff

19
Total Receptions
19
Unique Gateways
6
Hop Count
28
Payload Bytes
Packet Information
Database ID: 28430992
Mesh Packet ID: 0xe91e0496
Used for correlation across gateways
Timestamp: 2025-12-18 07:44:52 UTC
From Node: PXT_Go (PXT2)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Quixote_JS8_7 (QXT7)
Channel: MediumFast
RSSI: -18 dBm
SNR: 11.5 dBm
Hop Info: 6/7 hops
Start: 7, Limit: 1
Relay Node: None
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.19 V
Channel Usage:1.1%
Air Util TX:0.7%
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:!435b08cc
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:6 / 7
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 !435b08cc
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 2983370718
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 7
Initial hop limit 		uint32
hops_taken 6
Calculated: hop_start - hop_limit 		derived
rx_rssi -18.0 dBm
Signal strength at gateway 		int32
rx_snr 11.50 dB
Signal quality at gateway 		float
rx_time 1766043891
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 Not set uint32
tx_after Not set uint32
timestamp 1766043892.2106104
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 (6 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !435b08cc
Signal Metrics: RSSI: -18.0 dBm
SNR: 11.50 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": 1766043933, "device_metrics": { "battery_level": 101, "voltage": 4.193, "channel_utilization": 1.0883334, "air_util_tx": 0.6598611, "uptime_seconds": 1355506 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!435b08cc", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2983370718, "to": 4294967295, "id": 3911058582, "rx_time": 1766043891, "rx_snr": 11.5, "rx_rssi": -18, "hop_limit": 1, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d1db1436912150865150e2d86401d824e8b3f25a8ec283f28f2dd52", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1766043933, "device_metrics": { "battery_level": 101, "voltage": 4.193, "channel_utilization": 1.0883334, "air_util_tx": 0.6598611, "uptime_seconds": 1355506 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d1db1436912150865150e2d86401d824e8b3f25a8ec283f28f2dd52
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
Quixote_JS8_7 (QXT7) Primary 0.000s
Reference 		-18.0 dBm 11.50 dB 6 - MediumFast 2025-12-18 07:44:52 UTC Current
PXT_Home (PXT1) -5.796s
Before 		-29.0 dBm 11.00 dB 0 de PXT2 MediumFast 2025-12-18 07:44:46 UTC View
Zion 🗼 (Zion) -3.496s
Before 		-111.0 dBm -12.75 dB 2 a4 HelB MediumFast 2025-12-18 07:44:48 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -3.062s
Before 		-84.0 dBm -5.75 dB 3 56 8d56 , 3d56 MediumFast 2025-12-18 07:44:49 UTC View
P3 iGate 🏠🌐 (P3N2) -1.651s
Before 		-37.0 dBm 10.75 dB 5 25 P3N1 MediumFast 2025-12-18 07:44:50 UTC View
Fenix (FENX) -1.560s
Before 		-114.0 dBm -10.00 dB 4 61 TO1 MediumFast 2025-12-18 07:44:50 UTC View
Eagle’s Nest (EAGL) -1.145s
Before 		-116.0 dBm -6.00 dB 5 74 MediumFast 2025-12-18 07:44:51 UTC View
Villarejo01 (VIL1) -0.671s
Before 		-36.0 dBm 11.25 dB 5 c6 d5c6 MediumFast 2025-12-18 07:44:51 UTC View
Malasaña Solar ☀️ (🌇) -0.576s
Before 		-101.0 dBm 1.00 dB 5 98 Kha1 MediumFast 2025-12-18 07:44:51 UTC View
Karabanchel_Baldur (KarB) -0.157s
Before 		-99.0 dBm -5.50 dB 6 90 C181 MediumFast 2025-12-18 07:44:52 UTC View
Quixote_JS8_5🗼🌐 (QXT5) -0.006s
Before 		-114.0 dBm -11.50 dB 6 - MediumFast 2025-12-18 07:44:52 UTC View
Justicia Meshtastic b0e4 🏢 (b0e4) +0.471s
After 		-120.0 dBm -11.50 dB 6 25 🌇 MediumFast 2025-12-18 07:44:52 UTC View
🤖 Nicolas Cage 🌐 (Cage) +1.334s
After 		-121.0 dBm -11.50 dB 7 88 KarB MediumFast 2025-12-18 07:44:53 UTC View
ETH Maverick (ET01) +1.400s
After 		-88.0 dBm 3.25 dB 6 72 Knb1 MediumFast 2025-12-18 07:44:53 UTC View
[samsepi0l] 📡🌐 (tlg0) +1.593s
After 		-97.0 dBm -4.50 dB 7 - MediumFast 2025-12-18 07:44:53 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +1.869s
After 		-105.0 dBm -6.75 dB 7 - MediumFast 2025-12-18 07:44:54 UTC View
ETH Goose (ET03) +2.594s
After 		-34.0 dBm 11.25 dB 7 41 ET01 MediumFast 2025-12-18 07:44:54 UTC View
Quass001 ☄️ (Q001) +4.497s
After 		-49.0 dBm 10.25 dB 7 3a Q005 MediumFast 2025-12-18 07:44:56 UTC View
Ocumare Norte🗼🌐 (RRN) +6.545s
After 		-81.0 dBm -11.25 dB 7 96 TCLS MediumFast 2025-12-18 07:44:58 UTC View
19

Total Receptions

19

Unique Gateways