Packet #17591897 Success

TELEMETRY_APP packet from Meshtastic c054 (c054) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
29
Payload Bytes
Packet Information
Database ID: 17591897
Mesh Packet ID: 0x92cba207
Used for correlation across gateways
Timestamp: 2026-03-26 22:41:51 UTC
From Node: Meshtastic c054 (c054)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: ❄ qcmesh.net 1130 (1130)
Channel: ShortFast
RSSI: -21 dBm
SNR: 6.75 dBm
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: None
Payload Data
Protocol: TELEMETRY_APP
Size: 29 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.17 V
Channel Usage:10.8%
Air Util TX:3.6%
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:!a20a1130
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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 !a20a1130
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 4014063700
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 4
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -21.0 dBm
Signal strength at gateway
int32
rx_snr 6.75 dB
Signal quality at gateway
float
rx_time 1774564904
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 Not set uint32
tx_after Not set uint32
timestamp 1774564911.5471134
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
  • ✓ 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: !a20a1130
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -21.0 dBm
SNR: 6.75 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": 1774565099, "device_metrics": { "battery_level": 101, "voltage": 4.165, "channel_utilization": 10.823334, "air_util_tx": 3.5869446, "uptime_seconds": 3304655 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a20a1130", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4014063700, "to": 4294967295, "id": 2462818823, "rx_time": 1774564904, "rx_snr": 6.75, "rx_rssi": -21, "hop_limit": 4, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0debb6c5691216086515ae4785401d602c2d41258090654028cfd9c901", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774565099, "device_metrics": { "battery_level": 101, "voltage": 4.165, "channel_utilization": 10.823334, "air_util_tx": 3.5869446, "uptime_seconds": 3304655 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0debb6c5691216086515ae4785401d602c2d41258090654028cfd9c901
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
❄ qcmesh.net 1130 (1130) Primary 0.000s
Reference
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC Current
❄ qcmesh.net 1130 (1130) -0.554s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:50 UTC View
❄ qcmesh.net 1130 (1130) -0.511s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.477s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.455s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.433s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.411s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.388s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.361s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.338s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.314s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.291s
Before
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.270s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.249s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.228s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.205s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.181s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.147s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.122s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.100s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.078s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.055s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) -0.023s
Before
-21.0 dBm 6.75 dB 0 - MediumFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.025s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.055s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.078s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.101s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.122s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.146s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.167s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.190s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.215s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.240s
After
-21.0 dBm 6.75 dB 0 - ShortFast 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.264s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.287s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.310s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.332s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.353s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.383s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.407s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.431s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:51 UTC View
❄ qcmesh.net 1130 (1130) +0.454s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:52 UTC View
❄ qcmesh.net 1130 (1130) +0.478s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:52 UTC View
❄ qcmesh.net 1130 (1130) +0.500s
After
-21.0 dBm 6.75 dB 0 - ShortTurbo 2026-03-26 22:41:52 UTC View
❄ qcmesh.net 1130 (1130) +0.527s
After
-21.0 dBm 6.75 dB 0 - LongFast 2026-03-26 22:41:52 UTC View
45

Total Receptions

1

Unique Gateways