Packet #3974621 Success

NODEINFO_APP packet from @lazynoda Rooftop 🍹 🌐 (LNRT) to !a0cc7974

2
Total Receptions
2
Unique Gateways
0
Hop Count
94
Payload Bytes
Packet Information
Database ID: 3974621
Mesh Packet ID: 0xe485ef82
Used for correlation across gateways
Timestamp: 2025-07-17 14:51:07 UTC
From Node: @lazynoda Rooftop 🍹 🌐 (LNRT)
To Node: !a0cc7974 (7974)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: @lazynoda cocidito 🥵 🗼🌐 (LNCM)
Channel: MediumSlow
RSSI: -71 dBm
SNR: 8.5 dBm
Hop Info: 0/4 hops
Start: 4, Limit: 4
Payload Data
Protocol: NODEINFO_APP
Size: 94 bytes
Decoded: Yes
Decoded Data:
Long Name:@lazynoda Rooftop 🍹 🌐
Short Name:LNRT
Node ID:!db2f6dec
MAC Address:EFHbL23s
Hardware:HELTEC_WSL_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:94 bytes
Gateway:!b03cc398
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b03cc398
Node ID format
channel_id MediumSlow
packet MeshPacket (94 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3677318636
Source node ID 		uint32
to 2697754996
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 94 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -71.0 dBm
Signal strength at gateway 		int32
rx_snr 8.50 dB
Signal quality at gateway 		float
rx_time 1752763866
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 236
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1752763867.5561876
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !b03cc398
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -71.0 dBm
SNR: 8.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:94 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!db2f6dec", "long_name": "@lazynoda Rooftop 🍹 🌐", "short_name": "LNRT", "macaddr": "EFHbL23s", "hw_model": "HELTEC_WSL_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b03cc398", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3677318636, "to": 2697754996, "id": 3833982850, "rx_time": 1752763866, "rx_snr": 8.5, "rx_rssi": -71, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 236, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216462326636646563121b406c617a796e6f646120526f6f66746f7020f09f8db920f09f8c901a044c4e525422061051db2f6dec282c3801422019cec08e84d097e4f31039124635c0433d700a2e69ffb060fefc57eae552aa6d4801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!db2f6dec", "long_name": "@lazynoda Rooftop 🍹 🌐", "short_name": "LNRT", "macaddr": "EFHbL23s", "hw_model": "HELTEC_WSL_V3", "role": "CLIENT_MUTE", "public_key": "Gc7AjoTQl+TzEDkSRjXAQz1wCi5p/7Bg/vxX6uVSqm0=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (94 bytes)
0a09216462326636646563121b406c617a796e6f646120526f6f66746f7020f09f8db920f09f8c901a044c4e525422061051db2f6dec282c3801422019cec08e84d097e4f31039124635c0433d700a2e69ffb060fefc57eae552aa6d4801
Hex Analysis:
Size:94 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
@lazynoda cocidito 🥵 🗼🌐 (LNCM) Primary 0.000s
Reference 		-71.0 dBm 8.50 dB 0 MediumSlow 2025-07-17 14:51:07 Current
@lazynoda Rooftop 🍹 🌐 (LNRT) -1.005s
Before 		Unknown Unknown 0 MediumSlow 2025-07-17 14:51:06 View
2

Total Receptions

2

Unique Gateways