Packet #29908068 Success

NODEINFO_APP packet from EL VALLE (VALL) to USCSS NOSTROMO (XENO)

6
Total Receptions
6
Unique Gateways
2
Hop Count
73
Payload Bytes
Packet Information
Database ID: 29908068
Mesh Packet ID: 0x815f16a8
Used for correlation across gateways
Timestamp: 2025-12-24 21:29:11 UTC
From Node: EL VALLE (VALL)
To Node: USCSS NOSTROMO (XENO)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: EAL Station 1 🗼🌐 (EAL1)
Channel: MediumFast
RSSI: -110 dBm
SNR: -5.0 dBm
Hop Info: 2/2 hops
Start: 2, Limit: 0
Relay Node: a4 📍
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: 73 bytes
Decoded: Yes
Decoded Data:
Long Name:EL VALLE
Short Name:VALL
Node ID:!7454c7f7
MAC Address:1A50VMf3
Hardware:NRF52_PROMICRO_DIY
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:73 bytes
Gateway:!7c5ac2c4
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 2
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 (2 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !7c5ac2c4
Node ID format
channel_id MediumFast
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1951713271
Source node ID 		uint32
to 2510649520
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 73 bytes size
hop_limit Not set uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -110.0 dBm
Signal strength at gateway 		int32
rx_snr -5.00 dB
Signal quality at gateway 		float
rx_time 1766611750
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 164
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1766611751.456041
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !7c5ac2c4
Signal Metrics: RSSI: -110.0 dBm
SNR: -5.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:73 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!7454c7f7", "long_name": "EL VALLE", "short_name": "VALL", "macaddr": "1A50VMf3", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!7c5ac2c4", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1951713271, "to": 2510649520, "id": 2170492584, "rx_time": 1766611750, "rx_snr": -5.0, "rx_rssi": -110, "hop_limit": 0, "hop_start": 2, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092137343534633766371208454c2056414c4c451a0456414c4c2206d40e7454c7f7283f4220193ed66c392dba3760cd5acbd299e001765d70907b2ea93f20a82ed854154b4d4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!7454c7f7", "long_name": "EL VALLE", "short_name": "VALL", "macaddr": "1A50VMf3", "hw_model": "NRF52_PROMICRO_DIY", "public_key": "GT7WbDktujdgzVrL0pngAXZdcJB7Lqk/IKgu2FQVS00=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a092137343534633766371208454c2056414c4c451a0456414c4c2206d40e7454c7f7283f4220193ed66c392dba3760cd5acbd299e001765d70907b2ea93f20a82ed854154b4d4800
Hex Analysis:
Size:73 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
EAL Station 1 🗼🌐 (EAL1) Primary 0.000s
Reference 		-110.0 dBm -5.00 dB 2 a4 📍 MediumFast 2025-12-24 21:29:11 UTC Current
Alex (A.MC) -3.790s
Before 		-111.0 dBm -3.25 dB 0 f7 VALL MediumFast 2025-12-24 21:29:07 UTC View
El_chito_portatil (Chpo) -2.813s
Before 		-94.0 dBm 10.25 dB 0 f7 VALL MediumFast 2025-12-24 21:29:08 UTC View
CARREFOUR ea5wa (WA01) -0.042s
Before 		-115.0 dBm -9.25 dB 2 a4 📍 MediumFast 2025-12-24 21:29:11 UTC View
Mula_LaTorre_Int (MUL2) +6.079s
After 		-43.0 dBm 10.75 dB 2 9c MULA MediumFast 2025-12-24 21:29:17 UTC View
USCSS NOSTROMO (XENO) +16.476s
After 		-109.0 dBm -2.25 dB 0 - MediumFast 2025-12-24 21:29:27 UTC View
6

Total Receptions

6

Unique Gateways