Packet #17814752 Success

TELEMETRY_APP packet from YVR4 to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17814752
Mesh Packet ID: 0xdb1c2fde
Used for correlation across gateways
Timestamp: 2026-03-27 10:25:14 UTC
From Node: YVR4 (14c0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: FourSisters (4sis)
Channel: ShortTurbo
RSSI: -113 dBm
SNR: -10.25 dBm
Hop Info: 2/5 hops
Start: 5, Limit: 3
Relay Node: c8
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.26 V
Channel Usage:14.2%
Air Util TX:1.2%
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:!a0cb14e8
Channel:ShortTurbo
Payload Type:TELEMETRY_APP
Hop Count:2 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 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 !a0cb14e8
Node ID format
channel_id ShortTurbo
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697729216
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 3
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -113.0 dBm
Signal strength at gateway 		int32
rx_snr -10.25 dB
Signal quality at gateway 		float
rx_time 1774607109
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 200
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774607114.3692563
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: ShortTurbo
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cb14e8
Signal Metrics: RSSI: -113.0 dBm
SNR: -10.25 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": 1774607097, "device_metrics": { "battery_level": 101, "voltage": 4.265, "channel_utilization": 14.156667, "air_util_tx": 1.2382778, "uptime_seconds": 558794 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697729216, "to": 4294967295, "id": 3676057566, "rx_time": 1774607109, "rx_snr": -10.25, "rx_rssi": -113, "hop_limit": 3, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 200, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0df95ac6691215086515e17a88401db581624125e37f9e3f28ca8d22", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774607097, "device_metrics": { "battery_level": 101, "voltage": 4.265, "channel_utilization": 14.156667, "air_util_tx": 1.2382778, "uptime_seconds": 558794 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0df95ac6691215086515e17a88401db581624125e37f9e3f28ca8d22
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
FourSisters (4sis) Primary 0.000s
Reference 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC Current
FourSisters (4sis) -0.795s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.752s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.720s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.696s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.673s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.649s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.626s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.604s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.583s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.562s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.541s
Before 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.517s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.493s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.470s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.446s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.426s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.405s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.384s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:13 UTC View
FourSisters (4sis) -0.363s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.339s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.314s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.291s
Before 		-113.0 dBm -10.25 dB 2 c8 MediumFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.268s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.246s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.225s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.204s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.182s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.158s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.134s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.110s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.086s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.065s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.043s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortFast 2026-03-27 10:25:14 UTC View
FourSisters (4sis) -0.022s
Before 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.024s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.048s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.078s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.104s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.126s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.147s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.170s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.194s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.218s
After 		-113.0 dBm -10.25 dB 2 c8 ShortTurbo 2026-03-27 10:25:14 UTC View
FourSisters (4sis) +0.241s
After 		-113.0 dBm -10.25 dB 2 c8 LongFast 2026-03-27 10:25:14 UTC View
45

Total Receptions

1

Unique Gateways