Packet #17841664 Success

TELEMETRY_APP packet from Meshddan home (Ddan) to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17841664
Mesh Packet ID: 0xadd6df1f
Used for correlation across gateways
Timestamp: 2026-03-27 11:36:22 UTC
From Node: Meshddan home (Ddan)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic b018 (b018)
Channel: LongFast
RSSI: -33 dBm
SNR: 6.75 dBm
Hop Info: 3/7 hops
Start: 7, Limit: 4
Relay Node: d3 1cd3
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:4.24 V
Channel Usage:3.0%
Air Util TX:0.4%
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:!db51b018
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:3 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !db51b018
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1128086136
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 7
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -33.0 dBm
Signal strength at gateway 		int32
rx_snr 6.75 dB
Signal quality at gateway 		float
rx_time 1774611380
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 211
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774611382.2816553
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)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !db51b018
Signal Metrics: RSSI: -33.0 dBm
SNR: 6.75 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": 1774611374, "device_metrics": { "battery_level": 101, "voltage": 4.239, "channel_utilization": 3.0, "air_util_tx": 0.42533335, "uptime_seconds": 65580 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db51b018", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128086136, "to": 4294967295, "id": 2916540191, "rx_time": 1774611380, "rx_snr": 6.75, "rx_rssi": -33, "hop_limit": 4, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 211, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dae6bc6691215086515e3a587401d00004040254bc5d93e28ac8004", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774611374, "device_metrics": { "battery_level": 101, "voltage": 4.239, "channel_utilization": 3.0, "air_util_tx": 0.42533335, "uptime_seconds": 65580 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0dae6bc6691215086515e3a587401d00004040254bc5d93e28ac8004
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
Meshtastic b018 (b018) Primary 0.000s
Reference 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC Current
Meshtastic b018 (b018) -0.119s
Before 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) -0.098s
Before 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) -0.066s
Before 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) -0.041s
Before 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) -0.020s
Before 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.023s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.047s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.069s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.092s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.120s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.141s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.162s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.182s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.204s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.227s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.250s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.273s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.293s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.314s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.334s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.355s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 MediumFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.378s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.401s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.424s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.446s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.467s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.487s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.508s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.529s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.553s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.577s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.599s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortFast 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.622s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.643s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.663s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.684s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.705s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:22 UTC View
Meshtastic b018 (b018) +0.728s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:23 UTC View
Meshtastic b018 (b018) +0.752s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:23 UTC View
Meshtastic b018 (b018) +0.775s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:23 UTC View
Meshtastic b018 (b018) +0.798s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:23 UTC View
Meshtastic b018 (b018) +0.818s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:23 UTC View
Meshtastic b018 (b018) +0.839s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 ShortTurbo 2026-03-27 11:36:23 UTC View
Meshtastic b018 (b018) +0.860s
After 		-33.0 dBm 6.75 dB 3 d3 1cd3 LongFast 2026-03-27 11:36:23 UTC View
45

Total Receptions

1

Unique Gateways