Packet #7639062 Success

TELEMETRY_APP packet from Meshtastic cd2c (cd2c) to !ffffffff

27
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 7639062
Mesh Packet ID: 0xe95bff71
Used for correlation across gateways
Timestamp: 2025-08-22 13:33:47 UTC
From Node: Meshtastic cd2c (cd2c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: OSenseGury_CT_868 (SGur)
Channel: Iberia
RSSI: -38 dBm
SNR: 9.25 dBm
Hop Info: 0/4 hops
Start: 4, Limit: 4
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.28 V
Channel Usage:1.1%
Air Util TX:0.3%
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:!5048c06d
Channel:Iberia
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: Iberia
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !5048c06d
Node ID format
channel_id Iberia
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697776428
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 4
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -38.0 dBm
Signal strength at gateway 		int32
rx_snr 9.25 dB
Signal quality at gateway 		float
rx_time 1755868982
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 44
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1755869627.3091707
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: Iberia
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !5048c06d
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -38.0 dBm
SNR: 9.25 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": 28142, "device_metrics": { "battery_level": 101, "voltage": 4.28, "channel_utilization": 1.0533334, "air_util_tx": 0.25330555, "uptime_seconds": 28143 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!5048c06d", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697776428, "to": 4294967295, "id": 3915120497, "rx_time": 1755868982, "rx_snr": 9.25, "rx_rssi": -38, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 44, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dee6d00001215086515c3f588401da1d3863f2544b1813e28efdb01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 28142, "device_metrics": { "battery_level": 101, "voltage": 4.28, "channel_utilization": 1.0533334, "air_util_tx": 0.25330555, "uptime_seconds": 28143 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0dee6d00001215086515c3f588401da1d3863f2544b1813e28efdb01
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
OSenseGury_CT_868 (SGur) Primary 0.000s
Reference 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:33:47 Current
OSenseGury_CT_868 (SGur) -465.429s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:26:01 View
OSenseGury_CT_868 (SGur) -436.386s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:26:30 View
OSenseGury_CT_868 (SGur) -407.366s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:26:59 View
OSenseGury_CT_868 (SGur) -378.350s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:27:28 View
OSenseGury_CT_868 (SGur) -349.322s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:27:57 View
OSenseGury_CT_868 (SGur) -319.314s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:28:27 View
OSenseGury_CT_868 (SGur) -290.292s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:28:57 View
OSenseGury_CT_868 (SGur) -261.269s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:29:26 View
OSenseGury_CT_868 (SGur) -232.254s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:29:55 View
OSenseGury_CT_868 (SGur) -203.236s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:30:24 View
OSenseGury_CT_868 (SGur) -174.224s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:30:53 View
OSenseGury_CT_868 (SGur) -145.202s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:31:22 View
OSenseGury_CT_868 (SGur) -117.159s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:31:50 View
OSenseGury_CT_868 (SGur) -88.139s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:32:19 View
OSenseGury_CT_868 (SGur) -58.070s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:32:49 View
OSenseGury_CT_868 (SGur) -28.993s
Before 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:33:18 View
OSenseGury_CT_868 (SGur) +21.056s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:08 View
OSenseGury_CT_868 (SGur) +25.070s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:12 View
OSenseGury_CT_868 (SGur) +29.123s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:16 View
OSenseGury_CT_868 (SGur) +33.132s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:20 View
OSenseGury_CT_868 (SGur) +37.158s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:24 View
OSenseGury_CT_868 (SGur) +41.172s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:28 View
OSenseGury_CT_868 (SGur) +46.189s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:33 View
OSenseGury_CT_868 (SGur) +50.202s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:37 View
OSenseGury_CT_868 (SGur) +54.210s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:41 View
OSenseGury_CT_868 (SGur) +58.220s
After 		-38.0 dBm 9.25 dB 0 Iberia 2025-08-22 13:34:45 View
27

Total Receptions

1

Unique Gateways