Packet #127403 Success

NODEINFO_APP packet from m-base-s (mb-s) to LZ4NY🙍🇧🇬 (MIRO)

4
Total Receptions
4
Unique Gateways
1
Hop Count
82
Payload Bytes
Packet Information
Database ID: 127403
Mesh Packet ID: 0x66fa0b46
Used for correlation across gateways
Timestamp: 2025-09-01 22:46:49 UTC
From Node: m-base-s (mb-s)
To Node: LZ4NY🙍🇧🇬 (MIRO)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: m-base-b (mb-b)
Channel: Bulgaria
RSSI: -56 dBm
SNR: 5.25 dBm
Hop Info: 1/1 hops
Start: 1, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic b898
Short Name:b898
Node ID:!7c5ab898
MAC Address:JFh8WriY
Hardware:HELTEC_V3
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:!a20afe30
Channel:Bulgaria
Payload Type:NODEINFO_APP
Hop Count:1 / 1
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (1 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a20afe30
Node ID format
channel_id Bulgaria
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2086320280
Source node ID 		uint32
to 1786817921
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 82 bytes size
hop_limit Not set uint32
hop_start 1
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -56.0 dBm
Signal strength at gateway 		int32
rx_snr 5.25 dB
Signal quality at gateway 		float
rx_time 1756756007
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 192
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1756756009.1932817
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: Bulgaria
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a20afe30
Signal Metrics: RSSI: -56.0 dBm
SNR: 5.25 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": "!7c5ab898", "long_name": "Meshtastic b898", "short_name": "b898", "macaddr": "JFh8WriY", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a20afe30", "channel_id": "Bulgaria", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2086320280, "to": 1786817921, "id": 1727662918, "rx_time": 1756756007, "rx_snr": 5.25, "rx_rssi": -56, "hop_limit": 0, "hop_start": 1, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 192, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213763356162383938120f4d65736874617374696320623839381a0462383938220624587c5ab898282b380b42201fb9739b79880cbadba1cc10d41e0e29f1e38483fcd0b8db1ee93beb9a1b9d754800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!7c5ab898", "long_name": "Meshtastic b898", "short_name": "b898", "macaddr": "JFh8WriY", "hw_model": "HELTEC_V3", "role": "ROUTER_LATE", "public_key": "H7lzm3mIDLrbocwQ1B4OKfHjhIP80LjbHuk765obnXU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a09213763356162383938120f4d65736874617374696320623839381a0462383938220624587c5ab898282b380b42201fb9739b79880cbadba1cc10d41e0e29f1e38483fcd0b8db1ee93beb9a1b9d754800
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 Channel Timestamp Actions
m-base-b (mb-b) Primary 0.000s
Reference 		-56.0 dBm 5.25 dB 1 Bulgaria 2025-09-01 22:46:49 Current
DE:D0:CE:C0 (cec0) -0.793s
Before 		-83.0 dBm 7.00 dB 0 Bulgaria 2025-09-01 22:46:48 View
m-base-a (mb-a) -0.733s
Before 		-82.0 dBm 1.25 dB 0 Bulgaria 2025-09-01 22:46:48 View
m-base-v (mb-v) +0.309s
After 		-90.0 dBm 7.00 dB 1 Bulgaria 2025-09-01 22:46:49 View
4

Total Receptions

4

Unique Gateways