Packet #1945899 Success

NODEINFO_APP packet from ESTACION-GRANADA-OTURA 📡 HALCON (Otur) to EA7KUG BASE (KUG0)

1
Total Receptions
1
Unique Gateways
0
Hop Count
101
Payload Bytes
Packet Information
Database ID: 1945899
Mesh Packet ID: 0x49485f83
Used for correlation across gateways
Timestamp: 2026-08-15 10:35:26 UTC
From Node: ESTACION-GRANADA-OTURA 📡 HALCON (Otur)
To Node: EA7KUG BASE (KUG0)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Antena solar (2050)
Channel: SFNarrow
RSSI: -125 dBm
SNR: -5.5 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: c4 Otur
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: 101 bytes
Decoded: Yes
Decoded Data:
Long Name:ESTACION-GRANADA-OTURA 📡 HALCON
Short Name:Otur
Node ID:!200893c4
MAC Address:65cgCJPE
Hardware:RAK2560
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:101 bytes
Gateway:!9ee87334
Channel:SFNarrow
Payload Type:NODEINFO_APP
Hop Count:0 / 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

FieldValue
gateway_id !9ee87334
Node ID format
channel_id SFNarrow
packet MeshPacket (101 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 537433028
Source node ID 		uint32
to 1997018212
Target node ID 		uint32
decoded.portnum NODEINFO_APP
NODEINFO_APP 		enum
decoded.payload_length 101 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 -125.0 dBm
Signal strength at gateway 		int32
rx_snr -5.50 dB
Signal quality at gateway 		float
rx_time 1786790125
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 32
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 196
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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: SFNarrow
  • ✓ 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: !9ee87334
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -125.0 dBm
SNR: -5.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:101 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!200893c4", "long_name": "ESTACION-GRANADA-OTURA 📡 HALCON", "short_name": "Otur", "macaddr": "65cgCJPE", "hw_model": "RAK2560" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 537433028, "to": 1997018212, "channel": 32, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhMjAwODkzYzQSIkVTVEFDSU9OLUdSQU5BREEtT1RVUkEg8J+ToSBIQUxDT04aBE90dXIiBuuXIAiTxCgWOAxCIBkGM6vP+AnGbiVoVX5fGBIWN/Al83N+X7JYUX8RIFoQSAA=", "request_id": 4168237086, "bitfield": 1 }, "id": 1229479811, "rx_time": 1786790125, "rx_snr": -5.5, "hop_limit": 2, "rx_rssi": -125, "hop_start": 2, "relay_node": 196, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "SFNarrow", "gateway_id": "!9ee87334" }, "mesh_packet": { "from": 537433028, "to": 1997018212, "channel": 32, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhMjAwODkzYzQSIkVTVEFDSU9OLUdSQU5BREEtT1RVUkEg8J+ToSBIQUxDT04aBE90dXIiBuuXIAiTxCgWOAxCIBkGM6vP+AnGbiVoVX5fGBIWN/Al83N+X7JYUX8RIFoQSAA=", "request_id": 4168237086, "bitfield": 1, "parsed_payload": { "id": "!200893c4", "long_name": "ESTACION-GRANADA-OTURA 📡 HALCON", "short_name": "Otur", "macaddr": "65cgCJPE", "hw_model": "RAK2560", "role": "CLIENT_BASE", "public_key": "GQYzq8/4CcZuJWhVfl8YEhY38CXzc35fslhRfxEgWhA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 1229479811, "rx_time": 1786790125, "rx_snr": -5.5, "hop_limit": 2, "rx_rssi": -125, "hop_start": 2, "relay_node": 196, "transport_mechanism": "TRANSPORT_LORA" } }
Raw Packet Data (101 bytes)
0a0921323030383933633412224553544143494f4e2d4752414e4144412d4f5455524120f09f93a12048414c434f4e1a044f7475722206eb97200893c42816380c4220190633abcff809c66e2568557e5f18121637f025f3737e5fb258517f11205a104800
Hex Analysis:
Size:101 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
Antena solar (2050) Primary 0.000s
Reference 		-125.0 dBm -5.50 dB 0 c4 Otur SFNarrow 2026-08-15 10:35:26 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways