Packet #39408393 Success

TELEMETRY_APP packet from RackaBicycle (R4BC) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
29
Payload Bytes
Packet Information
Database ID: 39408393
Mesh Packet ID: 0xbd5b87f5
Used for correlation across gateways
Timestamp: 2026-05-16 02:47:49 UTC
From Node: RackaBicycle (R4BC)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: DIR Rooftop (DIR)
Channel: ShortTurbo
RSSI: -61 dBm
SNR: 5.25 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Relay Node: e1 DIR2
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: 29 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:93%
Voltage:4.10 V
Air Util TX:0.0%
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:!6985083c
Channel:ShortTurbo
Payload Type:TELEMETRY_APP
Hop Count:2 / 7
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 !6985083c
Node ID format
channel_id ShortTurbo
packet MeshPacket (29 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3676913620
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 5
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -61.0 dBm
Signal strength at gateway 		int32
rx_snr 5.25 dB
Signal quality at gateway 		float
rx_time 1778899668
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 225
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778899669.9450727
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: !6985083c
Signal Metrics: RSSI: -61.0 dBm
SNR: 5.25 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": 1778899661, "device_metrics": { "battery_level": 93, "voltage": 4.1, "channel_utilization": 0.0, "air_util_tx": 0.044, "uptime_seconds": 19808180 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3676913620, "to": 4294967295, "id": 3176892405, "rx_time": 1778899668, "rx_snr": 5.25, "rx_rssi": -61, "hop_limit": 5, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 225, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dcdda076a1216085d15333383401d00000000255839343d28b4ffb809", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778899661, "device_metrics": { "battery_level": 93, "voltage": 4.1, "channel_utilization": 0.0, "air_util_tx": 0.044, "uptime_seconds": 19808180 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0dcdda076a1216085d15333383401d00000000255839343d28b4ffb809
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
DIR Rooftop (DIR) Primary 0.000s
Reference 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC Current
DIR Rooftop (DIR) -1.429s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.391s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.347s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.306s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.285s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.264s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.242s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.217s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.194s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.169s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.144s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.116s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.094s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.066s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.043s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -1.017s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -0.980s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -0.948s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:48 UTC View
DIR Rooftop (DIR) -0.900s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.860s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.803s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.749s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 MediumFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.714s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.680s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.631s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.607s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.568s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.514s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.492s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.430s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.400s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.348s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.304s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortFast 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.256s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.225s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.203s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.181s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.159s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.132s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.110s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.087s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.064s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) -0.028s
Before 		-61.0 dBm 5.25 dB 2 e1 DIR2 ShortTurbo 2026-05-16 02:47:49 UTC View
DIR Rooftop (DIR) +0.021s
After 		-61.0 dBm 5.25 dB 2 e1 DIR2 LongFast 2026-05-16 02:47:49 UTC View
45

Total Receptions

1

Unique Gateways