Packet #12279980 Success

NODEINFO_APP packet from Gnomoazul Portable (GnaP) to !ffffffff

16
Total Receptions
16
Unique Gateways
4
Hop Count
81
Payload Bytes
Packet Information
Database ID: 12279980
Mesh Packet ID: 0x35f178c5
Used for correlation across gateways
Timestamp: 2025-09-26 15:52:22 UTC
From Node: Gnomoazul Portable (GnaP)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: C191 🌐 (C191)
Channel: MediumSlow
RSSI: -123 dBm
SNR: -15.0 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 81 bytes
Decoded: Yes
Decoded Data:
Long Name:Gnomoazul movil
Short Name:Gna2
Node ID:!999be9ef
MAC Address:+BmZm+nv
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:81 bytes
Gateway:!a0cbf4b0
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumSlow
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cbf4b0
Node ID format
channel_id MediumSlow
packet MeshPacket (81 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2577132015
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 81 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 -123.0 dBm
Signal strength at gateway 		int32
rx_snr -15.00 dB
Signal quality at gateway 		float
rx_time 1758901940
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 8
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1758901942.0661519
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cbf4b0
Signal Metrics: RSSI: -123.0 dBm
SNR: -15.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:81 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!999be9ef", "long_name": "Gnomoazul movil", "short_name": "Gna2", "macaddr": "+BmZm+nv", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cbf4b0", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2577132015, "to": 4294967295, "id": 905017541, "rx_time": 1758901940, "rx_snr": -15.0, "rx_rssi": -123, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092139393962653965661210476e6f6d6f617a756c20206d6f76696c1a04476e61322206f819999be9ef2847380142207d75dc4fb6d162eba0cbddda52d964aedfdb77c8f21940e86b1dc94655fdce53", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!999be9ef", "long_name": "Gnomoazul movil", "short_name": "Gna2", "macaddr": "+BmZm+nv", "hw_model": "TRACKER_T1000_E", "role": "CLIENT_MUTE", "public_key": "fXXcT7bRYuugy93aUtlkrt/bd8jyGUDoax3JRlX9zlM=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (81 bytes)
0a092139393962653965661210476e6f6d6f617a756c20206d6f76696c1a04476e61322206f819999be9ef2847380142207d75dc4fb6d162eba0cbddda52d964aedfdb77c8f21940e86b1dc94655fdce53
Hex Analysis:
Size:81 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
C191 🌐 (C191) Primary 0.000s
Reference 		-123.0 dBm -15.00 dB 4 MediumSlow 2025-09-26 15:52:22 Current
Will - Azuqueca (WAzq) -3.048s
Before 		-105.0 dBm -7.50 dB 3 MediumSlow 2025-09-26 15:52:19 View
Venturada2🗼🌐☀️ (Vb2) -3.028s
Before 		-99.0 dBm -2.25 dB 3 MediumSlow 2025-09-26 15:52:19 View
Mec Rocket Meco (MRM) -2.980s
Before 		-82.0 dBm 8.25 dB 3 MediumSlow 2025-09-26 15:52:19 View
[TLG] 📡🌐🔋🔌 (tlg0) -0.526s
Before 		-110.0 dBm -12.25 dB 4 MediumSlow 2025-09-26 15:52:21 View
GRN1-Base🗼🌐 (GRN1) -0.364s
Before 		-100.0 dBm -4.50 dB 4 MediumSlow 2025-09-26 15:52:21 View
Meshtastic 1760 (1760) +0.008s
After 		-124.0 dBm -3.75 dB 4 MediumSlow 2025-09-26 15:52:22 View
Meshtastic 18a4 (18a4) +0.061s
After 		-119.0 dBm -8.75 dB 4 MediumSlow 2025-09-26 15:52:22 View
Baldur Fijo (BalF) +0.135s
After 		-117.0 dBm -8.00 dB 4 MediumSlow 2025-09-26 15:52:22 View
Naranjo C191 🌐 (FNL) +0.139s
After 		-113.0 dBm -7.50 dB 4 MediumSlow 2025-09-26 15:52:22 View
Machu Pichu (MaPi) +0.157s
After 		-93.0 dBm 1.25 dB 4 MediumSlow 2025-09-26 15:52:22 View
Fuenca fijo (c578) +0.203s
After 		-122.0 dBm -10.25 dB 4 MediumSlow 2025-09-26 15:52:22 View
Ocumare_Base_🗼🌐 (CATA) +1.273s
After 		-114.0 dBm -5.00 dB 4 MediumSlow 2025-09-26 15:52:23 View
Meshtastic 9b88 (9b88) +1.575s
After 		-112.0 dBm -5.25 dB 4 MediumSlow 2025-09-26 15:52:23 View
Malasaña Solar ☀️ (🌇) +1.625s
After 		-118.0 dBm -10.00 dB 4 MediumSlow 2025-09-26 15:52:23 View
Gnomoazul (Gnaz) +1139.157s
After 		-57.0 dBm 8.50 dB 0 MediumSlow 2025-09-26 16:11:21 View
16

Total Receptions

16

Unique Gateways