Packet #1925150 Success

NODEINFO_APP packet from AGM-SVH1 🚗 (SVH1) to Quixote_BBS_5🗼🌐 (QXT5)

8
Total Receptions
3
Unique Gateways
0
Hop Count
77
Payload Bytes
Packet Information
Database ID: 1925150
Mesh Packet ID: 0xe81cada6
Used for correlation across gateways
Timestamp: 2025-06-26 17:55:04 UTC
From Node: AGM-SVH1 🚗 (SVH1)
To Node: Quixote_BBS_5🗼🌐 (QXT5)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: AGM-SVH0🗼☀️ (SVH0)
Channel: Iberia
RSSI: -43 dBm
SNR: 13.75 dBm
Hop Info: 0/5 hops
Start: 5, Limit: 5
Payload Data
Protocol: NODEINFO_APP
Size: 77 bytes
Decoded: Yes
Decoded Data:
Long Name:AGM-SVH1🚶
Short Name:SVH1
Node ID:!a0a5f384
MAC Address:MO2gpfOE
Hardware:T_DECK
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:77 bytes
Gateway:!60579718
Channel:Iberia
Payload Type:NODEINFO_APP
Hop Count:Unknown / 5
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 !60579718
Node ID format
channel_id Iberia
packet MeshPacket (77 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2695230340
Source node ID 		uint32
to 3806701876
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 77 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -43.0 dBm
Signal strength at gateway 		int32
rx_snr 13.75 dB
Signal quality at gateway 		float
rx_time 1750960501
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 132
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1750960504.0208735
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: Iberia
  • ✓ 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: !60579718
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -43.0 dBm
SNR: 13.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:77 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!a0a5f384", "long_name": "AGM-SVH1🚶", "short_name": "SVH1", "macaddr": "MO2gpfOE", "hw_model": "T_DECK" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!60579718", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2695230340, "to": 3806701876, "id": 3894193574, "rx_time": 1750960501, "rx_snr": 13.75, "rx_rssi": -43, "hop_limit": 5, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 132, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216130613566333834120c41474d2d53564831f09f9ab61a0453564831220630eda0a5f3842832422029aefd79f7c71ba6ebffc6aed42ebd8cacb2a28f1f39e54f7508f3aef013e94e4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!a0a5f384", "long_name": "AGM-SVH1🚶", "short_name": "SVH1", "macaddr": "MO2gpfOE", "hw_model": "T_DECK", "public_key": "Ka79effHG6br/8au1C69jKyyoo8fOeVPdQjzrvAT6U4=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (77 bytes)
0a09216130613566333834120c41474d2d53564831f09f9ab61a0453564831220630eda0a5f3842832422029aefd79f7c71ba6ebffc6aed42ebd8cacb2a28f1f39e54f7508f3aef013e94e4800
Hex Analysis:
Size:77 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
AGM-SVH0🗼☀️ (SVH0) Primary 0.000s
Reference 		-43.0 dBm 13.75 dB 0 Iberia 2025-06-26 17:55:04 Current
AGM-SVH0🗼☀️ (SVH0) +0.096s
After 		-43.0 dBm 13.75 dB 0 Iberia 2025-06-26 17:55:04 View
Meshtastic 2704 (2704) +19.137s
After 		-127.0 dBm -18.00 dB 1 Iberia 2025-06-26 17:55:23 View
Meshtastic 2704 (2704) +20.190s
After 		-127.0 dBm -18.00 dB 1 Iberia 2025-06-26 17:55:24 View
Rubí - FCS (FCS) +244.821s
After 		-50.0 dBm 6.50 dB 2 Iberia 2025-06-26 17:59:08 View
Rubí - FCS (FCS) +260.185s
After 		-50.0 dBm 6.50 dB 2 Iberia 2025-06-26 17:59:24 View
Rubí - FCS (FCS) +271.844s
After 		-50.0 dBm 6.50 dB 2 Iberia 2025-06-26 17:59:35 View
Rubí - FCS (FCS) +285.863s
After 		-50.0 dBm 6.50 dB 2 Iberia 2025-06-26 17:59:49 View
8

Total Receptions

3

Unique Gateways