Packet #17721930 Success

NODEINFO_APP packet from Meshtastic b350 (TBAS) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
82
Payload Bytes
Packet Information
Database ID: 17721930
Mesh Packet ID: 0xdc3415d8
Used for correlation across gateways
Timestamp: 2026-03-27 05:45:19 UTC
From Node: Meshtastic b350 (TBAS)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 4618 (TMQT)
Channel: ShortTurbo
RSSI: -35 dBm
SNR: 6.25 dBm
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: 50 TBAS
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: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic b350
Short Name:TBAS
Node ID:!431bb350
MAC Address:/QVDG7NQ
Hardware:RAK4631
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:82 bytes
Gateway:!02ee4618
Channel:ShortTurbo
Payload Type:NODEINFO_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 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 !02ee4618
Node ID format
channel_id ShortTurbo
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1125888848
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 82 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 -35.0 dBm
Signal strength at gateway 		int32
rx_snr 6.25 dB
Signal quality at gateway 		float
rx_time 1774590317
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 80
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774590319.4409285
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
  • ✓ 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: !02ee4618
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -35.0 dBm
SNR: 6.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!431bb350", "long_name": "Meshtastic b350", "short_name": "TBAS", "macaddr": "/QVDG7NQ", "hw_model": "RAK4631" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!02ee4618", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1125888848, "to": 4294967295, "id": 3694400984, "rx_time": 1774590317, "rx_snr": 6.25, "rx_rssi": -35, "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": 80, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433316262333530120f4d65736874617374696320623335301a04544241532206fd05431bb3502809380c42209200dd93c26b8e34256d690708a101583b3deb42136d5955d927af017c4b0f404801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!431bb350", "long_name": "Meshtastic b350", "short_name": "TBAS", "macaddr": "/QVDG7NQ", "hw_model": "RAK4631", "role": "CLIENT_BASE", "public_key": "kgDdk8JrjjQlbWkHCKEBWDs960ITbVlV2SevAXxLD0A=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a09213433316262333530120f4d65736874617374696320623335301a04544241532206fd05431bb3502809380c42209200dd93c26b8e34256d690708a101583b3deb42136d5955d927af017c4b0f404801
Hex Analysis:
Size:82 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
Meshtastic 4618 (TMQT) Primary 0.000s
Reference 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC Current
Meshtastic 4618 (TMQT) -0.823s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.752s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.730s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.709s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.688s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.668s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.647s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.621s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.598s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.572s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.548s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.528s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.508s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.487s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.467s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.443s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:18 UTC View
Meshtastic 4618 (TMQT) -0.420s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.396s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.374s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.352s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.332s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.311s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS MediumFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.291s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.267s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.244s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.221s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.199s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.177s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.157s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.136s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.116s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.088s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.048s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortFast 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) -0.025s
Before 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.029s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.049s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.071s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.094s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.118s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.141s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.163s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.184s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.204s
After 		-35.0 dBm 6.25 dB 0 50 TBAS ShortTurbo 2026-03-27 05:45:19 UTC View
Meshtastic 4618 (TMQT) +0.225s
After 		-35.0 dBm 6.25 dB 0 50 TBAS LongFast 2026-03-27 05:45:19 UTC View
45

Total Receptions

1

Unique Gateways