Packet #14064674 Success

NODEINFO_APP packet from LM25_T100e 🚶 (🚶) to Madrid Nudo Norte 📡☀ (MNN)

15
Total Receptions
15
Unique Gateways
4
Hop Count
91
Payload Bytes
Packet Information
Database ID: 14064674
Mesh Packet ID: 0xa887b107
Used for correlation across gateways
Timestamp: 2025-10-07 20:40:57 UTC
From Node: LM25_T100e 🚶 (🚶)
To Node: Madrid Nudo Norte 📡☀ (MNN)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Antonio 82d4 (82d4)
Channel: MediumSlow
RSSI: -122 dBm
SNR: -13.25 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 91 bytes
Decoded: Yes
Decoded Data:
Long Name:LM25_Cañaveral_T100e 🚶
Short Name:🚶
Node ID:!77033788
MAC Address:0rF3AzeI
Hardware:TRACKER_T1000_E
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:91 bytes
Gateway:!ba6a82d4
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 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 (4 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !ba6a82d4
Node ID format
channel_id MediumSlow
packet MeshPacket (91 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1996699528
Source node ID 		uint32
to 159762727
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 91 bytes size
hop_limit Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -122.0 dBm
Signal strength at gateway 		int32
rx_snr -13.25 dB
Signal quality at gateway 		float
rx_time 1759869653
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 39
Next hop node ID 		uint32
relay_node 244
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759869657.419053
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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !ba6a82d4
Signal Metrics: RSSI: -122.0 dBm
SNR: -13.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:91 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!77033788", "long_name": "LM25_Cañaveral_T100e 🚶", "short_name": "🚶", "macaddr": "0rF3AzeI", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ba6a82d4", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1996699528, "to": 159762727, "id": 2827464967, "rx_time": 1759869653, "rx_snr": -13.25, "rx_rssi": -122, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 39, "relay_node": 244, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213737303333373838121a4c4d32355f4361c3b161766572616c5f543130306520f09f9ab61a04f09f9ab62206d2b1770337882847422065ab4e3ade277d7b03809bfafd43b0f4229bdaf3ce7d7731c14abcd134b64e7a4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!77033788", "long_name": "LM25_Cañaveral_T100e 🚶", "short_name": "🚶", "macaddr": "0rF3AzeI", "hw_model": "TRACKER_T1000_E", "public_key": "ZatOOt4nfXsDgJv6/UOw9CKb2vPOfXcxwUq80TS2Tno=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (91 bytes)
0a09213737303333373838121a4c4d32355f4361c3b161766572616c5f543130306520f09f9ab61a04f09f9ab62206d2b1770337882847422065ab4e3ade277d7b03809bfafd43b0f4229bdaf3ce7d7731c14abcd134b64e7a4800
Hex Analysis:
Size:91 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
Antonio 82d4 (82d4) Primary 0.000s
Reference 		-122.0 dBm -13.25 dB 4 MediumSlow 2025-10-07 20:40:57 Current
Will - Azuqueca (WAzq) -3.138s
Before 		-108.0 dBm 1.00 dB 3 MediumSlow 2025-10-07 20:40:54 View
Mec Rocket Meco (MRM) -3.132s
Before 		-91.0 dBm 6.50 dB 3 MediumSlow 2025-10-07 20:40:54 View
[TLG] 📡🌐🔋🔌 (tlg0) -2.808s
Before 		-71.0 dBm 9.00 dB 3 MediumSlow 2025-10-07 20:40:54 View
GRN1-Base🗼🌐 (GRN1) -2.802s
Before 		-87.0 dBm 6.00 dB 3 MediumSlow 2025-10-07 20:40:54 View
XiaoWatt c4c8 🌐🔌 (c4c8) -2.387s
Before 		-95.0 dBm 4.25 dB 4 MediumSlow 2025-10-07 20:40:55 View
Machu Pichu (MaPi) -2.210s
Before 		-102.0 dBm -3.00 dB 4 MediumSlow 2025-10-07 20:40:55 View
Venturada2🗼🌐☀️ (Vb2) -2.127s
Before 		-87.0 dBm 5.75 dB 3 MediumSlow 2025-10-07 20:40:55 View
Meshtastic 2688 (2688) -1.921s
Before 		-114.0 dBm -1.50 dB 3 MediumSlow 2025-10-07 20:40:55 View
Baldur Fijo (BalF) -1.831s
Before 		-107.0 dBm -4.50 dB 3 MediumSlow 2025-10-07 20:40:55 View
Trasto 🐰 Va (trva) -1.826s
Before 		-119.0 dBm -15.75 dB 3 MediumSlow 2025-10-07 20:40:55 View
Rodashtastic🗼🌐 (RDSt) -0.531s
Before 		-123.0 dBm -15.50 dB 4 MediumSlow 2025-10-07 20:40:56 View
Ocumare_Base_🗼🌐 (CATA) +0.626s
After 		-99.0 dBm -2.00 dB 4 MediumSlow 2025-10-07 20:40:58 View
tizon (Sylv) +83.757s
After 		-107.0 dBm 2.25 dB 4 MediumSlow 2025-10-07 20:42:21 View
🌐Charly Unid Movil🛰 (C181) +84.057s
After 		-119.0 dBm -13.50 dB 4 MediumSlow 2025-10-07 20:42:21 View
15

Total Receptions

15

Unique Gateways