Packet #2418848 Success

NODEINFO_APP packet from BRC83 SS R 🇧🇬🌞 (BSS2) to MeshMonitor VR (VRMM)

1
Total Receptions
1
Unique Gateways
0
Hop Count
90
Payload Bytes
Packet Information
Database ID: 2418848
Mesh Packet ID: 0xd0b37d99
Used for correlation across gateways
Timestamp: 2026-03-19 04:24:38 UTC
From Node: BRC83 SS R 🇧🇬🌞 (BSS2)
To Node: MeshMonitor VR (VRMM)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: BRC20 SS GW V3 🇧🇬 (BSS1)
Channel: ShortFast
RSSI: -104 dBm
SNR: 4.75 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: ef BSS2
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: 90 bytes
Decoded: Yes
Decoded Data:
Long Name:BRC83 SS R 🇧🇬🌞
Short Name:BSS2
Node ID:!c46fe6ef
MAC Address:3/7Eb+bv
Hardware:XIAO_NRF52_KIT
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:90 bytes
Gateway:!9e9d809c
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
âš  Packet visible to MQTT subscribers
âš  RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e9d809c
Node ID format
channel_id ShortFast
packet MeshPacket (90 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3295667951
Source node ID 		uint32
to 962318872
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 90 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -104.0 dBm
Signal strength at gateway 		int32
rx_snr 4.75 dB
Signal quality at gateway 		float
rx_time 1773894277
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 239
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1773894278.1716495
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • âš  Packet visible to MQTT subscribers
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e9d809c
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -104.0 dBm
SNR: 4.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:90 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!c46fe6ef", "long_name": "BRC83 SS R 🇧🇬🌞", "short_name": "BSS2", "macaddr": "3/7Eb+bv", "hw_model": "XIAO_NRF52_KIT" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e9d809c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3295667951, "to": 962318872, "id": 3501424025, "rx_time": 1773894277, "rx_snr": 4.75, "rx_rssi": -104, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 239, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921633436666536656612174252433833205353205220f09f87a7f09f87acf09f8c9e1a04425353322206dffec46fe6ef2858380242208df6a80f05eeee420731242843cae704c5d873f6a6476f97c6bfae1fd6d607084801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!c46fe6ef", "long_name": "BRC83 SS R 🇧🇬🌞", "short_name": "BSS2", "macaddr": "3/7Eb+bv", "hw_model": "XIAO_NRF52_KIT", "role": "ROUTER", "public_key": "jfaoDwXu7kIHMSQoQ8rnBMXYc/amR2+Xxr+uH9bWBwg=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (90 bytes)
0a0921633436666536656612174252433833205353205220f09f87a7f09f87acf09f8c9e1a04425353322206dffec46fe6ef2858380242208df6a80f05eeee420731242843cae704c5d873f6a6476f97c6bfae1fd6d607084801
Hex Analysis:
Size:90 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
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
BRC20 SS GW V3 🇧🇬 (BSS1) Primary 0.000s
Reference 		-104.0 dBm 4.75 dB 0 ef BSS2 ShortFast 2026-03-19 04:24:38 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways