Packet #28296382 Success

NODEINFO_APP packet from Luigi Betacam 📽 (Luis) to Albacete_02 🛜 (Al02)

4
Total Receptions
4
Unique Gateways
2
Hop Count
83
Payload Bytes
Packet Information
Database ID: 28296382
Mesh Packet ID: 0x91041f76
Used for correlation across gateways
Timestamp: 2025-12-17 16:13:07 UTC
From Node: Luigi Betacam 📽 (Luis)
To Node: Albacete_02 🛜 (Al02)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: EA5WA TRASTERO (WA01)
Channel: MediumFast
RSSI: -98 dBm
SNR: -2.25 dBm
Hop Info: 2/3 hops
Start: 3, Limit: 1
Relay Node: 54 📍
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: 83 bytes
Decoded: Yes
Decoded Data:
Long Name:Luigi Betacam 📽
Short Name:Luis
Node ID:!eea93bc3
MAC Address:6gzuqTvD
Hardware:TRACKER_T1000_E
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:83 bytes
Gateway:!a0cc2164
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 3
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 !a0cc2164
Node ID format
channel_id MediumFast
packet MeshPacket (83 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4004068291
Source node ID 		uint32
to 2697782040
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 83 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -98.0 dBm
Signal strength at gateway 		int32
rx_snr -2.25 dB
Signal quality at gateway 		float
rx_time 1765987968
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 84
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765987987.1138363
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: !a0cc2164
Signal Metrics: RSSI: -98.0 dBm
SNR: -2.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:83 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!eea93bc3", "long_name": "Luigi Betacam 📽", "short_name": "Luis", "macaddr": "6gzuqTvD", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cc2164", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4004068291, "to": 2697782040, "id": 2432966518, "rx_time": 1765987968, "rx_snr": -2.25, "rx_rssi": -98, "hop_limit": 1, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 84, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921656561393362633312124c75696769204265746163616d20f09f93bd1a044c7569732206ea0ceea93bc32847380142202d13b96171256aa8dcabb456821d1352e5b3e0fe5e656fb092ef357e84bd9716", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!eea93bc3", "long_name": "Luigi Betacam 📽", "short_name": "Luis", "macaddr": "6gzuqTvD", "hw_model": "TRACKER_T1000_E", "role": "CLIENT_MUTE", "public_key": "LRO5YXElaqjcq7RWgh0TUuWz4P5eZW+wku81foS9lxY=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (83 bytes)
0a0921656561393362633312124c75696769204265746163616d20f09f93bd1a044c7569732206ea0ceea93bc32847380142202d13b96171256aa8dcabb456821d1352e5b3e0fe5e656fb092ef357e84bd9716
Hex Analysis:
Size:83 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
EA5WA TRASTERO (WA01) Primary 0.000s
Reference 		-98.0 dBm -2.25 dB 2 54 📍 MediumFast 2025-12-17 16:13:07 UTC Current
Albacete_01 🛜 (Ab01) -17.549s
Before 		-109.0 dBm -9.50 dB 2 54 📍 MediumFast 2025-12-17 16:12:49 UTC View
San_Pablo🗼 (SP00) -17.462s
Before 		-94.0 dBm 9.00 dB 2 54 📍 MediumFast 2025-12-17 16:12:49 UTC View
EAL Station 1 🗼🌐 (EAL1) -16.694s
Before 		-100.0 dBm 5.25 dB 3 06 📍 MediumFast 2025-12-17 16:12:50 UTC View
4

Total Receptions

4

Unique Gateways