Packet #40153205 Success

NODEINFO_APP packet from brh tracker (brtk) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
76
Payload Bytes
Packet Information
Database ID: 40153205
Mesh Packet ID: 0xf2f35bcc
Used for correlation across gateways
Timestamp: 2026-05-17 22:05:20 UTC
From Node: brh tracker (brtk)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: brh tracker (brtk)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: b5 brtk
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 76 bytes
Decoded: Yes
Decoded Data:
Long Name:brh tracker
Short Name:brtk
Node ID:!23e4aeb5
MAC Address:+fEj5K61
Hardware:TRACKER_T1000_E
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:76 bytes
Gateway:!23e4aeb5
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
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
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !23e4aeb5
Node ID format
channel_id ShortFast
packet MeshPacket (76 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 602189493
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 76 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1779055518
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 10
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 181
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1779055520.0117786
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
MQTT-Specific Fields
Gateway ID: !23e4aeb5
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:76 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!23e4aeb5", "long_name": "brh tracker", "short_name": "brtk", "macaddr": "+fEj5K61", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!23e4aeb5", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 602189493, "to": 4294967295, "id": 4076035020, "rx_time": 1779055518, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 181, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213233653461656235120b62726820747261636b65721a046272746b2206f9f123e4aeb52847422013a52abe5a3a28388fcdd7635bbb2c745a7c44b28d3c3ff39448b1bcff7b62774800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!23e4aeb5", "long_name": "brh tracker", "short_name": "brtk", "macaddr": "+fEj5K61", "hw_model": "TRACKER_T1000_E", "public_key": "E6Uqvlo6KDiPzddjW7ssdFp8RLKNPD/zlEixvP97Ync=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (76 bytes)
0a09213233653461656235120b62726820747261636b65721a046272746b2206f9f123e4aeb52847422013a52abe5a3a28388fcdd7635bbb2c745a7c44b28d3c3ff39448b1bcff7b62774800
Hex Analysis:
Size:76 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
brh tracker (brtk) Primary 0.000s
Reference 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC Current
brh tracker (brtk) -0.850s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.815s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.781s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.747s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.707s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.681s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.650s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.588s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.533s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.483s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.439s
Before 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.404s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.382s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.356s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.328s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.304s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.268s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.227s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.178s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.147s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.122s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.095s
Before 		Unknown Unknown 0 b5 brtk MediumFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.071s
Before 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.045s
Before 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) -0.021s
Before 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:19 UTC View
brh tracker (brtk) +0.022s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.042s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.070s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.088s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.108s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.129s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.161s
After 		Unknown Unknown 0 b5 brtk ShortFast 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.200s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.235s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.254s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.285s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.309s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.343s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.366s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.390s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.412s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.434s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.498s
After 		Unknown Unknown 0 b5 brtk ShortTurbo 2026-05-17 22:05:20 UTC View
brh tracker (brtk) +0.548s
After 		Unknown Unknown 0 b5 brtk LongFast 2026-05-17 22:05:20 UTC View
45

Total Receptions

1

Unique Gateways