Packet #18024058 Success

TELEMETRY_APP packet from Da Fonz (Fonz) to !ffffffff

46
Total Receptions
2
Unique Gateways
2
Hop Count
29
Payload Bytes
Packet Information
Database ID: 18024058
Mesh Packet ID: 0x0526cf07
Used for correlation across gateways
Timestamp: 2026-03-27 21:58:16 UTC
From Node: Da Fonz (Fonz)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Mechanicus Cadia (M3)
Channel: ShortFast
RSSI: -127 dBm
SNR: -17.0 dBm
Hop Info: 2/3 hops
Start: 3, Limit: 1
Relay Node: 75
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 29 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.58 V
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:29 bytes
Gateway:!4359649c
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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 !4359649c
Node ID format
channel_id ShortFast
packet MeshPacket (29 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 48884384
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 29 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -127.0 dBm
Signal strength at gateway 		int32
rx_snr -17.00 dB
Signal quality at gateway 		float
rx_time 1774648688
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 117
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774648696.59496
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: ShortFast
  • ✓ 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: !4359649c
Signal Metrics: RSSI: -127.0 dBm
SNR: -17.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:29 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774648684, "device_metrics": { "battery_level": 101, "voltage": 4.583, "channel_utilization": 0.0, "air_util_tx": 0.40522224, "uptime_seconds": 2593286 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4359649c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 48884384, "to": 4294967295, "id": 86429447, "rx_time": 1774648688, "rx_snr": -17.0, "rx_rssi": -127, "hop_limit": 1, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 117, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d6cfdc6691216086515f0a792401d00000000254a79cf3e2886a49e01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774648684, "device_metrics": { "battery_level": 101, "voltage": 4.583, "channel_utilization": 0.0, "air_util_tx": 0.40522224, "uptime_seconds": 2593286 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0d6cfdc6691216086515f0a792401d00000000254a79cf3e2886a49e01
Hex Analysis:
Size:29 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
Mechanicus Cadia (M3) Primary 0.000s
Reference 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC Current
Mechanicus Cadia (M3) -2.877s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:13 UTC View
Mechanicus Cadia (M3) -2.826s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:13 UTC View
Mechanicus Cadia (M3) -2.800s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:13 UTC View
Mechanicus Cadia (M3) -2.423s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:14 UTC View
Mechanicus Cadia (M3) -2.062s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:14 UTC View
Mechanicus Cadia (M3) -1.691s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:14 UTC View
Mechanicus Cadia (M3) -1.326s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.302s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.279s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.257s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:15 UTC View
Mechanicus Alpha (M1) -1.233s
Before 		-114.0 dBm -6.00 dB 2 75 LongFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.207s
Before 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.180s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.154s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -1.128s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -0.751s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -0.710s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -0.673s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:15 UTC View
Mechanicus Cadia (M3) -0.264s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.233s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.209s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.179s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.155s
Before 		-127.0 dBm -17.00 dB 2 75 MediumFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.130s
Before 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.105s
Before 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.081s
Before 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.055s
Before 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) -0.023s
Before 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.025s
After 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.053s
After 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.078s
After 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.103s
After 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.130s
After 		-127.0 dBm -17.00 dB 2 75 ShortFast 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.157s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.180s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.203s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.228s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.251s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:16 UTC View
Mechanicus Cadia (M3) +0.653s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:17 UTC View
Mechanicus Cadia (M3) +0.683s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:17 UTC View
Mechanicus Cadia (M3) +0.711s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:17 UTC View
Mechanicus Cadia (M3) +0.743s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:17 UTC View
Mechanicus Cadia (M3) +0.775s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:17 UTC View
Mechanicus Cadia (M3) +0.808s
After 		-127.0 dBm -17.00 dB 2 75 ShortTurbo 2026-03-27 21:58:17 UTC View
Mechanicus Cadia (M3) +0.836s
After 		-127.0 dBm -17.00 dB 2 75 LongFast 2026-03-27 21:58:17 UTC View
46

Total Receptions

2

Unique Gateways