Packet #11618750 Success

TELEMETRY_APP packet from Meshtastic fe88 (fe88) to !ffffffff

20
Total Receptions
20
Unique Gateways
4
Hop Count
28
Payload Bytes
Packet Information
Database ID: 11618750
Mesh Packet ID: 0xa0a5720c
Used for correlation across gateways
Timestamp: 2025-09-22 04:57:59 UTC
From Node: Meshtastic fe88 (fe88)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: MeshPrepper (MP)
Channel: MediumSlow
RSSI: -123 dBm
SNR: -14.75 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.31 V
Channel Usage:4.0%
Air Util TX:1.1%
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:!db2b1ff4
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:4 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumSlow
+ 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 !db2b1ff4
Node ID format
channel_id MediumSlow
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2665938568
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 Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -123.0 dBm
Signal strength at gateway 		int32
rx_snr -14.75 dB
Signal quality at gateway 		float
rx_time 1758517078
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 187
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1758517079.697407
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: MediumSlow
  • ✓ 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: !db2b1ff4
Signal Metrics: RSSI: -123.0 dBm
SNR: -14.75 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": 1758517064, "device_metrics": { "battery_level": 101, "voltage": 4.311, "channel_utilization": 4.02, "air_util_tx": 1.1371112, "uptime_seconds": 236597 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2b1ff4", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2665938568, "to": 4294967295, "id": 2695197196, "rx_time": 1758517078, "rx_snr": -14.75, "rx_rssi": -123, "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": 187, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d48d7d0681215086515b6f389401dd7a3804025dc8c913f28b5b80e", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1758517064, "device_metrics": { "battery_level": 101, "voltage": 4.311, "channel_utilization": 4.02, "air_util_tx": 1.1371112, "uptime_seconds": 236597 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d48d7d0681215086515b6f389401dd7a3804025dc8c913f28b5b80e
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 Channel Timestamp Actions
MeshPrepper (MP) Primary 0.000s
Reference 		-123.0 dBm -14.75 dB 4 MediumSlow 2025-09-22 04:57:59 Current
Will - Azuqueca (WAzq) -2.683s
Before 		-106.0 dBm -1.00 dB 2 MediumSlow 2025-09-22 04:57:57 View
Venturada2🗼🌐☀️ (Vb2) -2.671s
Before 		-97.0 dBm -4.50 dB 2 MediumSlow 2025-09-22 04:57:57 View
Mec Rocket Meco (MRM) -2.669s
Before 		-82.0 dBm 8.00 dB 2 MediumSlow 2025-09-22 04:57:57 View
Glitchs Azuqueca 📡 (GltA) -2.262s
Before 		-119.0 dBm -8.00 dB 2 MediumSlow 2025-09-22 04:57:57 View
Perseo 📡🌐☀ (nvm1) -1.562s
Before 		-90.0 dBm 3.25 dB 2 MediumSlow 2025-09-22 04:57:58 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) -1.379s
Before 		-106.0 dBm 4.25 dB 3 MediumSlow 2025-09-22 04:57:58 View
[TLG] 📡🌐🔋🔌 (tlg0) -1.338s
Before 		-110.0 dBm -3.50 dB 3 MediumSlow 2025-09-22 04:57:58 View
Meshtastic 1760 (1760) -1.333s
Before 		-120.0 dBm -4.25 dB 3 MediumSlow 2025-09-22 04:57:58 View
GRN1-Base🗼🌐 (GRN1) -1.280s
Before 		-88.0 dBm 5.75 dB 3 MediumSlow 2025-09-22 04:57:58 View
C191 🌐 (C191) -1.137s
Before 		-123.0 dBm -13.00 dB 3 MediumSlow 2025-09-22 04:57:58 View
Meshtastic 18a4 (18a4) -0.930s
Before 		Unknown Unknown 4 MediumSlow 2025-09-22 04:57:58 View
Meshtastic fbec (fbec) -0.154s
Before 		-125.0 dBm -7.00 dB 3 MediumSlow 2025-09-22 04:57:59 View
Meshtastic 53fc (53fc) +1.164s
After 		-115.0 dBm -3.25 dB 4 MediumSlow 2025-09-22 04:58:00 View
🌐Charly Unid Movil🛰 (C181) +2.113s
After 		-22.0 dBm 9.25 dB 4 MediumSlow 2025-09-22 04:58:01 View
g1bal (g1b0) +2.158s
After 		-121.0 dBm -12.00 dB 4 MediumSlow 2025-09-22 04:58:01 View
Monolito (MoN) +2.681s
After 		-68.0 dBm 8.25 dB 4 MediumSlow 2025-09-22 04:58:02 View
Meshtastic c498📡🌐 (C498) +3.271s
After 		-120.0 dBm -14.75 dB 4 MediumSlow 2025-09-22 04:58:02 View
Ocumare_Base_🗼🌐 (CATA) +7.176s
After 		-84.0 dBm 5.50 dB 4 MediumSlow 2025-09-22 04:58:06 View
Jota black 9c25 (JTBK) +5414.820s
After 		-122.0 dBm -12.00 dB 3 MediumSlow 2025-09-22 06:28:14 View
20

Total Receptions

20

Unique Gateways