Packet #17733490 Success

TELEMETRY_APP packet from Da Fonz (Fonz) to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
29
Payload Bytes
Packet Information
Database ID: 17733490
Mesh Packet ID: 0xc52a7268
Used for correlation across gateways
Timestamp: 2026-03-27 06:27:59 UTC
From Node: Da Fonz (Fonz)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: lidman2 (lid2)
Channel: LongFast
RSSI: -128 dBm
SNR: -20.0 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: 49
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:4.34 V
Air Util TX:0.7%
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:!9e7623cc
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:3 / 3
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 !9e7623cc
Node ID format
channel_id LongFast
Default public channel
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 Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -128.0 dBm
Signal strength at gateway
int32
rx_snr -20.00 dB
Signal quality at gateway
float
rx_time 1774592848
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 73
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774592879.7438064
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: !9e7623cc
Signal Metrics: RSSI: -128.0 dBm
SNR: -20.00 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": 1774592870, "device_metrics": { "battery_level": 101, "voltage": 4.338, "channel_utilization": 0.0, "air_util_tx": 0.7416389, "uptime_seconds": 2537473 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e7623cc", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 48884384, "to": 4294967295, "id": 3307893352, "rx_time": 1774592848, "rx_snr": -20.0, "rx_rssi": -128, "hop_limit": 0, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 73, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d6623c6691216086515e5d08a401d00000000250cdc3d3f2881f09a01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774592870, "device_metrics": { "battery_level": 101, "voltage": 4.338, "channel_utilization": 0.0, "air_util_tx": 0.7416389, "uptime_seconds": 2537473 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0d6623c6691216086515e5d08a401d00000000250cdc3d3f2881f09a01
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
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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
lidman2 (lid2) Primary 0.000s
Reference
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC Current
lidman2 (lid2) -0.146s
Before
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) -0.096s
Before
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) -0.062s
Before
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) -0.028s
Before
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.033s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.065s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.092s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.122s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.149s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.179s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.208s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.236s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:27:59 UTC View
lidman2 (lid2) +0.265s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.296s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.331s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.358s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.383s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.409s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.439s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.466s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.528s
After
-128.0 dBm -20.00 dB 3 49 MediumFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.574s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.602s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.636s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +0.666s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.023s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.047s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.078s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.106s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.134s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.166s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.195s
After
-128.0 dBm -20.00 dB 3 49 ShortFast 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.220s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.248s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:00 UTC View
lidman2 (lid2) +1.276s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.303s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.333s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.366s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.401s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.434s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.463s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.493s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.518s
After
-128.0 dBm -20.00 dB 3 49 ShortTurbo 2026-03-27 06:28:01 UTC View
lidman2 (lid2) +1.543s
After
-128.0 dBm -20.00 dB 3 49 LongFast 2026-03-27 06:28:01 UTC View
45

Total Receptions

1

Unique Gateways