Packet #12664529 Success

NODEINFO_APP packet from Arganda C191 🌐 (ARG) to myounges2 (2794)

6
Total Receptions
6
Unique Gateways
2
Hop Count
81
Payload Bytes
Packet Information
Database ID: 12664529
Mesh Packet ID: 0xcd9584bf
Used for correlation across gateways
Timestamp: 2025-09-28 21:22:38 UTC
From Node: Arganda C191 🌐 (ARG)
To Node: myounges2 (2794)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Villalbilla02 (VBV2)
Channel: Iberia
RSSI: -123 dBm
SNR: -15.5 dBm
Hop Info: 2/4 hops
Start: 4, Limit: 2
Payload Data
Protocol: NODEINFO_APP
Size: 81 bytes
Decoded: Yes
Decoded Data:
Long Name:Arganda C191 🌐
Short Name:ARG
Node ID:!9ee79500
MAC Address:nBOe55UA
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:81 bytes
Gateway:!26223cf8
Channel:Iberia
Payload Type:NODEINFO_APP
Hop Count:2 / 4
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 !26223cf8
Node ID format
channel_id Iberia
packet MeshPacket (81 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2665977088
Source node ID 		uint32
to 3771606932
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 81 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -123.0 dBm
Signal strength at gateway 		int32
rx_snr -15.50 dB
Signal quality at gateway 		float
rx_time 1759094555
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 100
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759094558.2179804
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: Iberia
  • ✓ 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: !26223cf8
Signal Metrics: RSSI: -123.0 dBm
SNR: -15.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:81 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9ee79500", "long_name": "Arganda C191 🌐", "short_name": "ARG", "macaddr": "nBOe55UA", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!26223cf8", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2665977088, "to": 3771606932, "id": 3449128127, "rx_time": 1759094555, "rx_snr": -15.5, "rx_rssi": -123, "hop_limit": 2, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 100, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092139656537393530301211417267616e6461204331393120f09f8c901a0341524722069c139ee79500282b42202def90da6d8768d3d44e2730ad4de07463ecca33e50b66ccddae9bb68ff6d6134801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9ee79500", "long_name": "Arganda C191 🌐", "short_name": "ARG", "macaddr": "nBOe55UA", "hw_model": "HELTEC_V3", "public_key": "Le+Q2m2HaNPUTicwrU3gdGPsyjPlC2bM3a6bto/21hM=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (81 bytes)
0a092139656537393530301211417267616e6461204331393120f09f8c901a0341524722069c139ee79500282b42202def90da6d8768d3d44e2730ad4de07463ecca33e50b66ccddae9bb68ff6d6134801
Hex Analysis:
Size:81 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
Villalbilla02 (VBV2) Primary 0.000s
Reference 		-123.0 dBm -15.50 dB 2 Iberia 2025-09-28 21:22:38 Current
GH2_Cañaveral (GH2) +1.513s
After 		-130.0 dBm -11.00 dB 2 Iberia 2025-09-28 21:22:39 View
Arganda C191 🌐 (ARG) +40.302s
After 		Unknown Unknown 0 Iberia 2025-09-28 21:23:18 View
Venturada2🗼🌐☀️ (Vb2) +44.369s
After 		-104.0 dBm -5.50 dB 4 Iberia 2025-09-28 21:23:22 View
jago1 Cañaveral (jago) +44.593s
After 		-113.0 dBm -5.00 dB 4 Iberia 2025-09-28 21:23:22 View
myounges2 (2794) +72.788s
After 		-139.0 dBm -16.50 dB 4 Iberia 2025-09-28 21:23:51 View
6

Total Receptions

6

Unique Gateways