Packet #39426908 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: 39426908
Mesh Packet ID: 0x691253f7
Used for correlation across gateways
Timestamp: 2026-05-16 03:59:50 UTC
From Node: RackaBicycle (R4BC)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: DIR Rooftop (DIR)
Channel: ShortFast
RSSI: -58 dBm
SNR: 6.0 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:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 7
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 !6985083c
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 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 -58.0 dBm
Signal strength at gateway 		int32
rx_snr 6.00 dB
Signal quality at gateway 		float
rx_time 1778903989
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 1778903990.445896
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: !6985083c
Signal Metrics: RSSI: -58.0 dBm
SNR: 6.00 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": 1778903981, "device_metrics": { "battery_level": 93, "voltage": 4.103, "channel_utilization": 0.0, "air_util_tx": 0.017111111, "uptime_seconds": 19812500 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3676913620, "to": 4294967295, "id": 1762808823, "rx_time": 1778903989, "rx_snr": 6.0, "rx_rssi": -58, "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": "0dadeb076a1216085d15c74b83401d00000000259a2c8c3c2894a1b909", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778903981, "device_metrics": { "battery_level": 93, "voltage": 4.103, "channel_utilization": 0.0, "air_util_tx": 0.017111111, "uptime_seconds": 19812500 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0dadeb076a1216085d15c74b83401d00000000259a2c8c3c2894a1b909
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 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC Current
DIR Rooftop (DIR) -1.024s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.987s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.960s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.937s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.914s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.891s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.870s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.849s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.828s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.781s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.727s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.686s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.637s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.597s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.550s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.514s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.480s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:49 UTC View
DIR Rooftop (DIR) -0.431s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.376s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.318s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.276s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.226s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 MediumFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.181s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.140s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.087s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) -0.043s
Before 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.047s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.085s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.107s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.128s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.149s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.172s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortFast 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.196s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.220s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.242s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.265s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.286s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.307s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.339s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.361s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.387s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.411s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.433s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 ShortTurbo 2026-05-16 03:59:50 UTC View
DIR Rooftop (DIR) +0.456s
After 		-58.0 dBm 6.00 dB 2 e1 DIR2 LongFast 2026-05-16 03:59:50 UTC View
45

Total Receptions

1

Unique Gateways