Packet #39486317 Success

TELEMETRY_APP packet from id0_node1 (id01) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39486317
Mesh Packet ID: 0xe3c76cfc
Used for correlation across gateways
Timestamp: 2026-05-16 07:36:50 UTC
From Node: id0_node1 (id01)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: DIR Rooftop (DIR)
Channel: MediumFast
RSSI: -90 dBm
SNR: -4.5 dBm
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: a8 id01
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: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:100%
Voltage:4.15 V
Channel Usage:1.8%
Air Util TX:1.0%
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:28 bytes
Gateway:!6985083c
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 !6985083c
Node ID format
channel_id MediumFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2475133608
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 28 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -90.0 dBm
Signal strength at gateway 		int32
rx_snr -4.50 dB
Signal quality at gateway 		float
rx_time 1778917010
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 168
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778917010.5973413
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: MediumFast
  • ✓ 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: !6985083c
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -90.0 dBm
SNR: -4.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1778917040, "device_metrics": { "battery_level": 100, "voltage": 4.152, "channel_utilization": 1.7533334, "air_util_tx": 1.0078611, "uptime_seconds": 389431 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2475133608, "to": 4294967295, "id": 3821497596, "rx_time": 1778917010, "rx_snr": -4.5, "rx_rssi": -90, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 168, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0db01e086a12150864152fdd84401d3b6de03f259801813f28b7e217", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778917040, "device_metrics": { "battery_level": 100, "voltage": 4.152, "channel_utilization": 1.7533334, "air_util_tx": 1.0078611, "uptime_seconds": 389431 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0db01e086a12150864152fdd84401d3b6de03f259801813f28b7e217
Hex Analysis:
Size:28 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 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC Current
DIR Rooftop (DIR) -0.410s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.389s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.367s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.346s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.322s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.299s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.277s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.256s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.235s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.214s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.193s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.173s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.152s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.128s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.106s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.083s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.062s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.042s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) -0.021s
Before 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.022s
After 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.046s
After 		-90.0 dBm -4.50 dB 0 a8 id01 MediumFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.069s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.091s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.113s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.133s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.154s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.175s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.195s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.216s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.237s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.258s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.289s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortFast 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.313s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.339s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.363s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.390s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:50 UTC View
DIR Rooftop (DIR) +0.416s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.438s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.465s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.490s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.516s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.541s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.565s
After 		-90.0 dBm -4.50 dB 0 a8 id01 ShortTurbo 2026-05-16 07:36:51 UTC View
DIR Rooftop (DIR) +0.590s
After 		-90.0 dBm -4.50 dB 0 a8 id01 LongFast 2026-05-16 07:36:51 UTC View
45

Total Receptions

1

Unique Gateways