Packet #17776156 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: 17776156
Mesh Packet ID: 0x03f7b5dd
Used for correlation across gateways
Timestamp: 2026-03-27 08:45:19 UTC
From Node: Meshtastic b350 (TBAS)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 4618 (TMQT)
Channel: ShortFast
RSSI: -35 dBm
SNR: 6.5 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:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 5
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
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !02ee4618
Node ID format
channel_id ShortFast
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 6.50 dB
Signal quality at gateway 		float
rx_time 1774601118
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 1774601119.5071328
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
  • ⚠ 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: 6.50 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": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1125888848, "to": 4294967295, "id": 66565597, "rx_time": 1774601118, "rx_snr": 6.5, "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 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC Current
Meshtastic 4618 (TMQT) -0.691s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.657s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.632s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.606s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.585s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.561s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.537s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.514s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:18 UTC View
Meshtastic 4618 (TMQT) -0.491s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.470s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.448s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.427s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.406s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.383s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.359s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.337s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.314s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.292s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.271s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.250s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.229s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.206s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS MediumFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.183s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.159s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.133s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.112s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.090s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.069s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.048s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) -0.024s
Before 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.023s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.045s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortFast 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.066s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.086s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.108s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.129s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.152s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.176s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.198s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.222s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.243s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.264s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.285s
After 		-35.0 dBm 6.50 dB 0 50 TBAS ShortTurbo 2026-03-27 08:45:19 UTC View
Meshtastic 4618 (TMQT) +0.306s
After 		-35.0 dBm 6.50 dB 0 50 TBAS LongFast 2026-03-27 08:45:19 UTC View
45

Total Receptions

1

Unique Gateways