Packet #13467154 Success

NODEINFO_APP packet from Lauracuñi (slin) to casper (cspr)

5
Total Receptions
5
Unique Gateways
3
Hop Count
73
Payload Bytes
Packet Information
Database ID: 13467154
Mesh Packet ID: 0xe78ee8b9
Used for correlation across gateways
Timestamp: 2025-10-03 22:18:58 UTC
From Node: Lauracuñi (slin)
To Node: casper (cspr)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Arganda C191 🌐 (ARG)
Channel: MediumSlow
RSSI: -116 dBm
SNR: -5.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 73 bytes
Decoded: Yes
Decoded Data:
Long Name:Lauracuñi
Short Name:slin
Node ID:!9e77fa54
MAC Address:8J6ed/pU
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:73 bytes
Gateway:!9ee79500
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:3 / 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 (3 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9ee79500
Node ID format
channel_id MediumSlow
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658662996
Source node ID 		uint32
to 1128205244
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 73 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -116.0 dBm
Signal strength at gateway 		int32
rx_snr -5.25 dB
Signal quality at gateway 		float
rx_time 1759529937
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 Not set uint32
tx_after Not set uint32
timestamp 1759529938.7857065
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: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9ee79500
Signal Metrics: RSSI: -116.0 dBm
SNR: -5.25 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": "!9e77fa54", "long_name": "Lauracuñi", "short_name": "slin", "macaddr": "8J6ed/pU", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9ee79500", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658662996, "to": 1128205244, "id": 3884902585, "rx_time": 1759529937, "rx_snr": -5.25, "rx_rssi": -116, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965373766613534120a4c617572616375c3b1691a04736c696e2206f09e9e77fa54282b42206ea1abaa6c67b4bb435e01c80e8efa92d292a32cd5deae54d2f50eece7640e15", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e77fa54", "long_name": "Lauracuñi", "short_name": "slin", "macaddr": "8J6ed/pU", "hw_model": "HELTEC_V3", "public_key": "bqGrqmxntLtDXgHIDo76ktKSoyzV3q5U0vUO7OdkDhU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a09213965373766613534120a4c617572616375c3b1691a04736c696e2206f09e9e77fa54282b42206ea1abaa6c67b4bb435e01c80e8efa92d292a32cd5deae54d2f50eece7640e15
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 Channel Timestamp Actions
Arganda C191 🌐 (ARG) Primary 0.000s
Reference 		-116.0 dBm -5.25 dB 3 MediumSlow 2025-10-03 22:18:58 Current
tizon (Sylv) -8.172s
Before 		-71.0 dBm 9.00 dB 0 MediumSlow 2025-10-03 22:18:50 View
GRN1-Base🗼🌐 (GRN1) -0.025s
Before 		-101.0 dBm -5.50 dB 3 MediumSlow 2025-10-03 22:18:58 View
[TLG] 📡🌐🔋🔌 (tlg0) -0.018s
Before 		-111.0 dBm -3.75 dB 3 MediumSlow 2025-10-03 22:18:58 View
Naranjo C191 🌐 (FNL) +0.980s
After 		-115.0 dBm -8.50 dB 3 MediumSlow 2025-10-03 22:18:59 View
5

Total Receptions

5

Unique Gateways