Packet #30166338 Success

NODEINFO_APP packet from Meshtastic c7b6 (c7b6) to Dexter T1 (DexT)

18
Total Receptions
18
Unique Gateways
4
Hop Count
80
Payload Bytes
Packet Information
Database ID: 30166338
Mesh Packet ID: 0x9dade531
Used for correlation across gateways
Timestamp: 2025-12-25 22:02:22 UTC
From Node: Meshtastic c7b6 (c7b6)
To Node: Dexter T1 (DexT)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Jolu base (JL1)
Channel: MediumFast
RSSI: -108 dBm
SNR: 2.0 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Relay Node: a4 HelB
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic c7b6
Short Name:c7b6
Node ID:!f232c7b6
MAC Address:xcLyMse2
Hardware:T_ECHO
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:80 bytes
Gateway:!a0cb20bc
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:4 / 5
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 !a0cb20bc
Node ID format
channel_id MediumFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4063414198
Source node ID 		uint32
to 1770380124
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -108.0 dBm
Signal strength at gateway 		int32
rx_snr 2.00 dB
Signal quality at gateway 		float
rx_time 1766700105
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 164
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1766700142.497451
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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cb20bc
Signal Metrics: RSSI: -108.0 dBm
SNR: 2.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!f232c7b6", "long_name": "Meshtastic c7b6", "short_name": "c7b6", "macaddr": "xcLyMse2", "hw_model": "T_ECHO" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb20bc", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4063414198, "to": 1770380124, "id": 2645419313, "rx_time": 1766700105, "rx_snr": 2.0, "rx_rssi": -108, "hop_limit": 1, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216632333263376236120f4d65736874617374696320633762361a04633762362206c5c2f232c7b628074220441ab5d2464eb78e032a7f2f699c10c6e07afca7b94919e49d743b2bb170f4154800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!f232c7b6", "long_name": "Meshtastic c7b6", "short_name": "c7b6", "macaddr": "xcLyMse2", "hw_model": "T_ECHO", "public_key": "RBq10kZOt44DKn8vaZwQxuB6/Ke5SRnknXQ7K7Fw9BU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09216632333263376236120f4d65736874617374696320633762361a04633762362206c5c2f232c7b628074220441ab5d2464eb78e032a7f2f699c10c6e07afca7b94919e49d743b2bb170f4154800
Hex Analysis:
Size:80 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
Jolu base (JL1) Primary 0.000s
Reference 		-108.0 dBm 2.00 dB 4 a4 HelB MediumFast 2025-12-25 22:02:22 UTC Current
Venturada2 🗼🌞 (Vb2) -1.806s
Before 		-102.0 dBm -3.75 dB 2 52 MediumFast 2025-12-25 22:02:20 UTC View
JAGO1_Cañaveral (JAGO) -1.796s
Before 		-109.0 dBm -4.50 dB 2 38 tlg0 MediumFast 2025-12-25 22:02:20 UTC View
[samsepi0l] 📡🌐 (tlg0) -1.586s
Before 		-95.0 dBm -1.25 dB 1 - MediumFast 2025-12-25 22:02:20 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -1.438s
Before 		-103.0 dBm -12.50 dB 3 b0 Vb2 MediumFast 2025-12-25 22:02:21 UTC View
Ocumare Norte🗼🌐 (RRN) -1.435s
Before 		-103.0 dBm -11.00 dB 3 b0 Sir , Vb2 MediumFast 2025-12-25 22:02:21 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -1.371s
Before 		-80.0 dBm 6.50 dB 3 b0 Sir , Vb2 MediumFast 2025-12-25 22:02:21 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -1.101s
Before 		-98.0 dBm 1.25 dB 3 b0 Sir , Vb2 MediumFast 2025-12-25 22:02:21 UTC View
Mec Rocket Meco (MRM) -0.737s
Before 		-112.0 dBm -12.50 dB 4 c0 sdAh MediumFast 2025-12-25 22:02:21 UTC View
Karabanchel_Baldur (KarB) -0.727s
Before 		-96.0 dBm -0.75 dB 3 bb 03bb MediumFast 2025-12-25 22:02:21 UTC View
🤖 Nicolas Cage 🌐 (Cage) -0.484s
Before 		-117.0 dBm -11.00 dB 3 bb 03bb MediumFast 2025-12-25 22:02:22 UTC View
Skynet (Sky) -0.423s
Before 		-101.0 dBm -14.00 dB 3 bb 03bb MediumFast 2025-12-25 22:02:22 UTC View
Varela Bot 🏡🤖 (🤖) -0.313s
Before 		-85.0 dBm 6.75 dB 2 1c 🏡 MediumFast 2025-12-25 22:02:22 UTC View
Tatooine 🏠 Kenobi 📡☀ (Knb0) -0.158s
Before 		-95.0 dBm 4.00 dB 4 f5 RPT4 MediumFast 2025-12-25 22:02:22 UTC View
Rodashtastic🗼🌐 (RDSt) +0.013s
After 		-117.0 dBm -8.00 dB 4 e8 GRN1 MediumFast 2025-12-25 22:02:22 UTC View
X Wing 🚀 Kenobi (Knb2) +0.453s
After 		-44.0 dBm 13.25 dB 5 b5 Knb0 MediumFast 2025-12-25 22:02:22 UTC View
tizon (Sylv) +0.479s
After 		-111.0 dBm -2.25 dB 4 5d 🥖 MediumFast 2025-12-25 22:02:22 UTC View
Wake Up, Neo...📡 (NEO) +1.672s
After 		-95.0 dBm 1.25 dB 5 ec JAS MediumFast 2025-12-25 22:02:24 UTC View
18

Total Receptions

18

Unique Gateways