Pacote #309266 Successo

NODEINFO_APP packet from Meshtastic 8e80 (8e80) to !ffffffff

4
Total Recepções
4
Gateways Únicos
1
Contagem de Hops
80
Conteúdo Bytes
Informação de Pacotes
Database ID: 309266
Mesh Packet ID: 0xc0d08152
Utilizado para correlação entre gateways
Tempo: 2025-10-12 07:20:27 UTC
Do Node: Meshtastic 8e80 (8e80)
Para o Node: !ffffffff (ffff)
Successo: Processado
Protocolo: NODEINFO_APP
Port: 4
Gateway: !ae608f40 (8f40)
Canal: LongFast
RSSI: Unknown
SNR: Unknown
Info Hop: 1/4 hops
Início: 4, Limite: 3
Conteúdo dados
Protocol:o NODEINFO_APP
Tamanho: 80 bytes
Decoded: Sim
Dados:
Long Name:Meshtastic 8e80
Short Name:8e80
Node ID:!b03c8e80
MAC Address:NM2wPI6A
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:80 bytes
Gateway:!ae608f40
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:1 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !ae608f40
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2956758656
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1760250026
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 64
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 8
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1760250027.2477043
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

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

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
MQTT-Specific Fields
Gateway ID: !ae608f40
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!b03c8e80", "long_name": "Meshtastic 8e80", "short_name": "8e80", "macaddr": "NM2wPI6A", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ae608f40", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2956758656, "to": 4294967295, "id": 3234890066, "rx_time": 1760250026, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 64, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216230336338653830120f4d65736874617374696320386538301a0438653830220634cdb03c8e80282b422096e86faffff59752129a8d0625386dc3b980ae28d076e493a834f4937867883f4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!b03c8e80", "long_name": "Meshtastic 8e80", "short_name": "8e80", "macaddr": "NM2wPI6A", "hw_model": "HELTEC_V3", "public_key": "luhvr//1l1ISmo0GJThtw7mArijQduSTqDT0k3hniD8=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09216230336338653830120f4d65736874617374696320386538301a0438653830220634cdb03c8e80282b422096e86faffff59752129a8d0625386dc3b980ae28d076e493a834f4937867883f4800
Hex Analysis:
Size:80 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
!ae608f40 (8f40) Primary 0.000s
Reference 		Unknown Unknown 1 LongFast 2025-10-12 07:20:27 Current
SC0UT-8 (5C4P) +2.172s
After 		-110.0 dBm -10.25 dB 2 LongFast 2025-10-12 07:20:29 View
CT1FHW1🇵🇹-GW-8 (FHW1) +2.340s
After 		-115.0 dBm -15.50 dB 2 LongFast 2025-10-12 07:20:29 View
ALPHA_2 (ALP2) +2.660s
After 		-130.0 dBm -16.00 dB 0 LongFast 2025-10-12 07:20:29 View
4

Total Receptions

4

Unique Gateways