Packet #2453022 Success

NODEINFO_APP packet from VR-WP-Old (WPVR) to Veliko Tarnovo GW (VTGW)

10
Total Receptions
5
Unique Gateways
0
Hop Count
76
Payload Bytes
Packet Information
Database ID: 2453022
Mesh Packet ID: 0xfac66444
Used for correlation across gateways
Timestamp: 2026-03-21 21:45:07 UTC
From Node: VR-WP-Old (WPVR)
To Node: Veliko Tarnovo GW (VTGW)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: TC2-BBS VR 📬🇧🇬 (TBBS)
Channel: Bulgaria
RSSI: -52 dBm
SNR: 9.0 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 30 WPVR
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:VR-WP-Old
Short Name:WPVR
Node ID:!849a6810
MAC Address:sIGEmmgQ
Hardware:HELTEC_WIRELESS_PAPER
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:!00d94df4
Channel:Bulgaria
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:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !00d94df4
Node ID format
channel_id Bulgaria
packet MeshPacket (76 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1527889200
Source node ID 		uint32
to 1770298484
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 76 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 -52.0 dBm
Signal strength at gateway 		int32
rx_snr 9.00 dB
Signal quality at gateway 		float
rx_time 1774129504
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 48
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774129507.467059
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !00d94df4
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -52.0 dBm
SNR: 9.00 dB
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": "!849a6810", "long_name": "VR-WP-Old", "short_name": "WPVR", "macaddr": "sIGEmmgQ", "hw_model": "HELTEC_WIRELESS_PAPER" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!00d94df4", "channel_id": "Bulgaria", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1527889200, "to": 1770298484, "id": 4207305796, "rx_time": 1774129504, "rx_snr": 9.0, "rx_rssi": -52, "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": 48, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213834396136383130120956522d57502d4f6c641a04575056522206b081849a6810283138014220269fbcc01b83177d091241bf77d95fc730dd3f3210defb3b7cbea156a3ac1f1d4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!849a6810", "long_name": "VR-WP-Old", "short_name": "WPVR", "macaddr": "sIGEmmgQ", "hw_model": "HELTEC_WIRELESS_PAPER", "role": "CLIENT_MUTE", "public_key": "Jp+8wBuDF30JEkG/d9lfxzDdPzIQ3vs7fL6hVqOsHx0=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (76 bytes)
0a09213834396136383130120956522d57502d4f6c641a04575056522206b081849a6810283138014220269fbcc01b83177d091241bf77d95fc730dd3f3210defb3b7cbea156a3ac1f1d4800
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
TC2-BBS VR 📬🇧🇬 (TBBS) Primary 0.000s
Reference 		-52.0 dBm 9.00 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC Current
Vratsa HV4-2 🇧🇬 ba48 (VRH4) -0.694s
Before 		-34.0 dBm 11.50 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:06 UTC View
Vratsa HV4-2 🇧🇬 ba48 (VRH4) -0.608s
Before 		-34.0 dBm 11.50 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:06 UTC View
TC2-BBS VR 📬🇧🇬 (TBBS) -0.465s
Before 		-52.0 dBm 9.00 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
MeshMonitor VR (VRMM) -0.361s
Before 		-47.0 dBm 11.00 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
Vratsa G1 🇧🇬🌐🛰️ (VRG1) -0.348s
Before 		-60.0 dBm 12.00 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
Vratsa Telegram Bot 🇧🇬🤖🛰️ (VRTB) -0.336s
Before 		-39.0 dBm 11.75 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
MeshMonitor VR (VRMM) +0.137s
After 		-47.0 dBm 11.00 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
Vratsa G1 🇧🇬🌐🛰️ (VRG1) +0.290s
After 		-60.0 dBm 12.00 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
Vratsa Telegram Bot 🇧🇬🤖🛰️ (VRTB) +0.417s
After 		-39.0 dBm 11.75 dB 0 30 WPVR Bulgaria 2026-03-21 21:45:07 UTC View
10

Total Receptions

5

Unique Gateways