Packet #28477516 Success

NODEINFO_APP packet from Poblete Este ☀️🗼 (P3N1) to ljCR1 QTH = IM88ax77 (lCR1)

9
Total Receptions
9
Unique Gateways
3
Hop Count
90
Payload Bytes
Packet Information
Database ID: 28477516
Mesh Packet ID: 0x986fb148
Used for correlation across gateways
Timestamp: 2025-12-18 12:42:41 UTC
From Node: Poblete Este ☀️🗼 (P3N1)
To Node: ljCR1 QTH = IM88ax77 (lCR1)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: GRN1-Base🗼🌐 🔋 (GRN1)
Channel: MediumFast
RSSI: -108 dBm
SNR: -11.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: None
Payload Data
Protocol: NODEINFO_APP
Size: 90 bytes
Decoded: Yes
Decoded Data:
Long Name:Poblete Este ☀️🗼
Short Name:P3N1
Node ID:!4479a125
MAC Address:9opEeaEl
Hardware:NRF52_PROMICRO_DIY
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:90 bytes
Gateway:!43b706e8
Channel:MediumFast
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 !43b706e8
Node ID format
channel_id MediumFast
packet MeshPacket (90 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1148821797
Source node ID 		uint32
to 3679552872
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 90 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 -108.0 dBm
Signal strength at gateway 		int32
rx_snr -11.25 dB
Signal quality at gateway 		float
rx_time 1766061760
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 1766061761.827938
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 (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !43b706e8
Signal Metrics: RSSI: -108.0 dBm
SNR: -11.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:90 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!4479a125", "long_name": "Poblete Este ☀️🗼", "short_name": "P3N1", "macaddr": "9opEeaEl", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!43b706e8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1148821797, "to": 3679552872, "id": 2557456712, "rx_time": 1766061760, "rx_snr": -11.25, "rx_rssi": -108, "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": "0a092134343739613132351217506f626c657465204573746520e29880efb88ff09f97bc1a0450334e312206f68a4479a125283f380c422034566b1f0ee0d0a8b7e7cfa6c0bf752a67ba5a631a0ac7c94fbe9a1ded34c80a4801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!4479a125", "long_name": "Poblete Este ☀️🗼", "short_name": "P3N1", "macaddr": "9opEeaEl", "hw_model": "NRF52_PROMICRO_DIY", "role": "CLIENT_BASE", "public_key": "NFZrHw7g0Ki358+mwL91Kme6WmMaCsfJT76aHe00yAo=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (90 bytes)
0a092134343739613132351217506f626c657465204573746520e29880efb88ff09f97bc1a0450334e312206f68a4479a125283f380c422034566b1f0ee0d0a8b7e7cfa6c0bf752a67ba5a631a0ac7c94fbe9a1ded34c80a4801
Hex Analysis:
Size:90 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
GRN1-Base🗼🌐 🔋 (GRN1) Primary 0.000s
Reference 		-108.0 dBm -11.25 dB 3 - MediumFast 2025-12-18 12:42:41 UTC Current
P3 iGate 🏠🌐 (P3N2) -2.824s
Before 		-41.0 dBm 10.75 dB 0 25 P3N1 MediumFast 2025-12-18 12:42:39 UTC View
X Wing 🚀 Kenobi (Knb2) -1.836s
Before 		-111.0 dBm -4.75 dB 1 aa CR1 MediumFast 2025-12-18 12:42:39 UTC View
Eagle’s Nest (EAGL) -1.269s
Before 		-112.0 dBm -1.75 dB 2 74 MediumFast 2025-12-18 12:42:40 UTC View
Karabanchel_Baldur (KarB) +0.548s
After 		-94.0 dBm -6.00 dB 2 1c 🐷 MediumFast 2025-12-18 12:42:42 UTC View
tizon (Sylv) +0.851s
After 		-106.0 dBm 2.25 dB 2 1c 🐷 MediumFast 2025-12-18 12:42:42 UTC View
Getafe ☀️ (GTF) +0.881s
After 		-120.0 dBm -9.50 dB 2 1c 🐷 MediumFast 2025-12-18 12:42:42 UTC View
🤖 Nicolas Cage 🌐 (Cage) +1.557s
After 		-96.0 dBm 6.25 dB 2 1c 🐷 MediumFast 2025-12-18 12:42:43 UTC View
🎄 SkG@Home 📡🌐 (SkGH) +5.627s
After 		-83.0 dBm -13.00 dB 3 56 8d56 , 3d56 MediumFast 2025-12-18 12:42:47 UTC View
9

Total Receptions

9

Unique Gateways