Packet #10538342 Success

TELEMETRY_APP packet from Meshtastic 299b (299b) to !ffffffff

21
Total Receptions
21
Unique Gateways
4
Hop Count
28
Payload Bytes
Packet Information
Database ID: 10538342
Mesh Packet ID: 0xc489fe4e
Used for correlation across gateways
Timestamp: 2025-09-14 10:06:12 UTC
From Node: Meshtastic 299b (299b)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic c498📡🌐 (C498)
Channel: MediumSlow
RSSI: -115 dBm
SNR: -13.25 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:79%
Voltage:3.98 V
Air Util TX:0.0%
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:!7c5ac498
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:4 / 5
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 !7c5ac498
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 305605019
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 5
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -115.0 dBm
Signal strength at gateway 		int32
rx_snr -13.25 dB
Signal quality at gateway 		float
rx_time 1757844371
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 1757844372.210536
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: !7c5ac498
Signal Metrics: RSSI: -115.0 dBm
SNR: -13.25 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": 1757844366, "device_metrics": { "battery_level": 79, "voltage": 3.98, "channel_utilization": 0.0, "air_util_tx": 0.037333336, "uptime_seconds": 59473 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!7c5ac498", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 305605019, "to": 4294967295, "id": 3297377870, "rx_time": 1757844371, "rx_snr": -13.25, "rx_rssi": -115, "hop_limit": 1, "hop_start": 5, "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": "0d8e93c6681215084f1552b87e401d0000000025d7ea183d28d1d003", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1757844366, "device_metrics": { "battery_level": 79, "voltage": 3.98, "channel_utilization": 0.0, "air_util_tx": 0.037333336, "uptime_seconds": 59473 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d8e93c6681215084f1552b87e401d0000000025d7ea183d28d1d003
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
Meshtastic c498📡🌐 (C498) Primary 0.000s
Reference 		-115.0 dBm -13.25 dB 4 MediumSlow 2025-09-14 10:06:12 Current
Will - Azuqueca (WAzq) -1.827s
Before 		-111.0 dBm -10.75 dB 3 MediumSlow 2025-09-14 10:06:10 View
Venturada2🗼🌐☀️ (Vb2) -1.824s
Before 		-97.0 dBm -0.75 dB 3 MediumSlow 2025-09-14 10:06:10 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) -1.485s
Before 		-110.0 dBm Unknown 3 MediumSlow 2025-09-14 10:06:10 View
Meshtastic 1760 (1760) -1.474s
Before 		-128.0 dBm -9.25 dB 3 MediumSlow 2025-09-14 10:06:10 View
Rodashtastic🗼🌐 (RDSt) -1.471s
Before 		-113.0 dBm -5.25 dB 3 MediumSlow 2025-09-14 10:06:10 View
Venturada base🗼🌐 (Vb) -1.461s
Before 		-89.0 dBm 8.00 dB 3 MediumSlow 2025-09-14 10:06:10 View
Tlgo 📡🌐🔋🔌 (TLG0) -1.444s
Before 		-114.0 dBm -8.00 dB 3 MediumSlow 2025-09-14 10:06:10 View
Meshtastic fbec (fbec) -1.437s
Before 		-129.0 dBm -10.25 dB 3 MediumSlow 2025-09-14 10:06:10 View
GRN1-Base🗼🌐 (GRN1) -1.432s
Before 		-98.0 dBm 6.25 dB 3 MediumSlow 2025-09-14 10:06:10 View
Villalbilla02 (VBV2) -1.397s
Before 		-126.0 dBm -16.25 dB 3 MediumSlow 2025-09-14 10:06:10 View
Meshtastic 18a4 (18a4) -1.160s
Before 		Unknown Unknown 4 MediumSlow 2025-09-14 10:06:11 View
Perseo 🗼🌐 (nvm1) -0.920s
Before 		-107.0 dBm -12.50 dB 3 MediumSlow 2025-09-14 10:06:11 View
Mec Rocket Meco (MRM) -0.657s
Before 		-34.0 dBm 8.75 dB 4 MediumSlow 2025-09-14 10:06:11 View
MeshPrepper (MP) -0.555s
Before 		-123.0 dBm -14.75 dB 4 MediumSlow 2025-09-14 10:06:11 View
SkG@Home 🗼🌐 (SkGH) -0.532s
Before 		-123.0 dBm -14.50 dB 4 MediumSlow 2025-09-14 10:06:11 View
Suop 📡 🌐 (SUOP) -0.530s
Before 		-114.0 dBm -6.50 dB 4 MediumSlow 2025-09-14 10:06:11 View
Zion 🗼 (Zion) +0.011s
After 		-105.0 dBm -11.00 dB 4 MediumSlow 2025-09-14 10:06:12 View
Jolu (20bc) +1.311s
After 		-121.0 dBm -9.75 dB 5 MediumSlow 2025-09-14 10:06:13 View
Antonio 9f30 (9f30) +1.505s
After 		-118.0 dBm -9.50 dB 4 MediumSlow 2025-09-14 10:06:13 View
Meshtastic 299b (299b) +4616.410s
After 		Unknown Unknown 0 MediumSlow 2025-09-14 11:23:08 View
21

Total Receptions

21

Unique Gateways