Packet #14069848 Success

NODEINFO_APP packet from Sierra norte Madrid ⛰️🗼🌞 (SNM) to Kenobi23 movil (5672)

22
Total Receptions
22
Unique Gateways
1
Hop Count
98
Payload Bytes
Packet Information
Database ID: 14069848
Mesh Packet ID: 0x160fab21
Used for correlation across gateways
Timestamp: 2025-10-07 21:10:34 UTC
From Node: Sierra norte Madrid ⛰️🗼🌞 (SNM)
To Node: Kenobi23 movil (5672)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: XiaoWatt c4c8 🌐🔌 (c4c8)
Channel: MediumSlow
RSSI: -120 dBm
SNR: -10.75 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Payload Data
Protocol: NODEINFO_APP
Size: 98 bytes
Decoded: Yes
Decoded Data:
Long Name:Sierra norte Madrid ⛰️🗼🌞
Short Name:SNM
Node ID:!43562884
MAC Address:SMpDViiE
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:98 bytes
Gateway:!3387c4c8
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:1 / 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 (1 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !3387c4c8
Node ID format
channel_id MediumSlow
packet MeshPacket (98 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1129719940
Source node ID 		uint32
to 845370994
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 98 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -120.0 dBm
Signal strength at gateway 		int32
rx_snr -10.75 dB
Signal quality at gateway 		float
rx_time 1759871433
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 245
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759871434.5124753
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 (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !3387c4c8
Signal Metrics: RSSI: -120.0 dBm
SNR: -10.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:98 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!43562884", "long_name": "Sierra norte Madrid ⛰️🗼🌞", "short_name": "SNM", "macaddr": "SMpDViiE", "hw_model": "HELTEC_WSL_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!3387c4c8", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129719940, "to": 845370994, "id": 370125601, "rx_time": 1759871433, "rx_snr": -10.75, "rx_rssi": -120, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 245, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092134333536323838341222536965727261206e6f727465204d616472696420e29bb0efb88ff09f97bcf09f8c9e1a03534e4d220648ca43562884282c380242207e52862e72b32f44af42b528084eefaa0bee58c0c7cbf44107a3ced8bae4c945", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!43562884", "long_name": "Sierra norte Madrid ⛰️🗼🌞", "short_name": "SNM", "macaddr": "SMpDViiE", "hw_model": "HELTEC_WSL_V3", "role": "ROUTER", "public_key": "flKGLnKzL0SvQrUoCE7vqgvuWMDHy/RBB6PO2LrkyUU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (98 bytes)
0a092134333536323838341222536965727261206e6f727465204d616472696420e29bb0efb88ff09f97bcf09f8c9e1a03534e4d220648ca43562884282c380242207e52862e72b32f44af42b528084eefaa0bee58c0c7cbf44107a3ced8bae4c945
Hex Analysis:
Size:98 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
XiaoWatt c4c8 🌐🔌 (c4c8) Primary 0.000s
Reference 		-120.0 dBm -10.75 dB 1 MediumSlow 2025-10-07 21:10:34 Current
[TLG] 📡🌐🔋🔌 (tlg0) -1.552s
Before 		-112.0 dBm -6.75 dB 0 MediumSlow 2025-10-07 21:10:32 View
GRN1-Base🗼🌐 (GRN1) -1.549s
Before 		-99.0 dBm -1.00 dB 0 MediumSlow 2025-10-07 21:10:32 View
Oxygen EA4HKU (O) -0.088s
Before 		-109.0 dBm -8.00 dB 1 MediumSlow 2025-10-07 21:10:34 View
Quass002 ☄️ (Q002) -0.034s
Before 		-106.0 dBm 2.50 dB 1 MediumSlow 2025-10-07 21:10:34 View
Carbon EA4HKU (C) +0.139s
After 		-107.0 dBm 1.25 dB 1 MediumSlow 2025-10-07 21:10:34 View
Suop 📡 🌐 (SUOP) +0.241s
After 		-113.0 dBm -6.75 dB 1 MediumSlow 2025-10-07 21:10:34 View
Meshtastic 1760 (1760) +0.253s
After 		-117.0 dBm -1.75 dB 1 MediumSlow 2025-10-07 21:10:34 View
Meshtastic 18a4 (18a4) +0.483s
After 		Unknown Unknown 2 MediumSlow 2025-10-07 21:10:34 View
Kenobi23 QTH (5aec) +0.542s
After 		-98.0 dBm -8.00 dB 1 MediumSlow 2025-10-07 21:10:35 View
🌐Charly Unid Movil🛰 (C181) +1.443s
After 		-29.0 dBm 8.25 dB 1 MediumSlow 2025-10-07 21:10:35 View
Antonio 82d4 (82d4) +3.125s
After 		-122.0 dBm -13.75 dB 3 MediumSlow 2025-10-07 21:10:37 View
Machu Pichu (MaPi) +3.156s
After 		-106.0 dBm -6.50 dB 2 MediumSlow 2025-10-07 21:10:37 View
Quass001 ☄️ (Q001) +6.590s
After 		Unknown Unknown 2 MediumSlow 2025-10-07 21:10:41 View
Will - Azuqueca (WAzq) +9.038s
After 		-106.0 dBm 3.25 dB 1 MediumSlow 2025-10-07 21:10:43 View
Glitchs Azuqueca 📡 (GltA) +9.380s
After 		-118.0 dBm -7.50 dB 1 MediumSlow 2025-10-07 21:10:43 View
Mec Rocket Meco (MRM) +10.046s
After 		-82.0 dBm 7.00 dB 1 MediumSlow 2025-10-07 21:10:44 View
Baldur Fijo (BalF) +17.127s
After 		-105.0 dBm -4.00 dB 1 MediumSlow 2025-10-07 21:10:51 View
Meshtastic 2688 (2688) +18.764s
After 		-115.0 dBm 1.75 dB 1 MediumSlow 2025-10-07 21:10:53 View
Zion 🗼 (Zion) +18.806s
After 		-107.0 dBm -16.75 dB 2 MediumSlow 2025-10-07 21:10:53 View
tizon (Sylv) +20.262s
After 		-118.0 dBm -6.75 dB 2 MediumSlow 2025-10-07 21:10:54 View
Meshtastic 54a4 Justicia (54a4) +35.755s
After 		-115.0 dBm -10.25 dB 4 MediumSlow 2025-10-07 21:11:10 View
22

Total Receptions

22

Unique Gateways