Packet #10446320 Success

NODEINFO_APP packet from Meshtastic 299b (299b) to !ffffffff

18
Total Receptions
18
Unique Gateways
4
Hop Count
80
Payload Bytes
Packet Information
Database ID: 10446320
Mesh Packet ID: 0x07546b10
Used for correlation across gateways
Timestamp: 2025-09-13 17:27:43 UTC
From Node: Meshtastic 299b (299b)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: MeshPrepper (MP)
Channel: MediumSlow
RSSI: -120 dBm
SNR: -13.0 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic_299b
Short Name:299b
Node ID:!1237299b
MAC Address:7pwSNymb
Hardware:XIAO_NRF52_KIT
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:!db2b1ff4
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 5
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 !db2b1ff4
Node ID format
channel_id MediumSlow
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 305605019
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		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 -120.0 dBm
Signal strength at gateway 		int32
rx_snr -13.00 dB
Signal quality at gateway 		float
rx_time 1757784462
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 187
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1757784463.6168644
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: !db2b1ff4
Signal Metrics: RSSI: -120.0 dBm
SNR: -13.00 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": "!1237299b", "long_name": "Meshtastic_299b", "short_name": "299b", "macaddr": "7pwSNymb", "hw_model": "XIAO_NRF52_KIT" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2b1ff4", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 305605019, "to": 4294967295, "id": 122972944, "rx_time": 1757784462, "rx_snr": -13.0, "rx_rssi": -120, "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": 187, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213132333732393962120f4d6573687461737469635f323939621a04323939622206ee9c1237299b285838014220076665ef113636416978737ce8e6a61bde64759fb05c198ca034859734c2bd24", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!1237299b", "long_name": "Meshtastic_299b", "short_name": "299b", "macaddr": "7pwSNymb", "hw_model": "XIAO_NRF52_KIT", "role": "CLIENT_MUTE", "public_key": "B2Zl7xE2NkFpeHN86OamG95kdZ+wXBmMoDSFlzTCvSQ=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213132333732393962120f4d6573687461737469635f323939621a04323939622206ee9c1237299b285838014220076665ef113636416978737ce8e6a61bde64759fb05c198ca034859734c2bd24
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 Channel Timestamp Actions
MeshPrepper (MP) Primary 0.000s
Reference 		-120.0 dBm -13.00 dB 4 MediumSlow 2025-09-13 17:27:43 Current
Meshtastic 299b (299b) -3.676s
Before 		Unknown Unknown 0 MediumSlow 2025-09-13 17:27:39 View
Rodashtastic🗼🌐 (RDSt) -3.529s
Before 		-112.0 dBm -4.25 dB 3 MediumSlow 2025-09-13 17:27:40 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) -3.516s
Before 		-110.0 dBm 1.00 dB 3 MediumSlow 2025-09-13 17:27:40 View
Meshtastic fbec (fbec) -3.487s
Before 		-125.0 dBm -4.75 dB 3 MediumSlow 2025-09-13 17:27:40 View
Will - Azuqueca (WAzq) -2.370s
Before 		-76.0 dBm 6.50 dB 4 MediumSlow 2025-09-13 17:27:41 View
Venturada base🗼🌐 (Vb) -2.240s
Before 		-116.0 dBm -12.00 dB 4 MediumSlow 2025-09-13 17:27:41 View
Tlgo 📡🌐🔋🔌 (TLG0) -2.088s
Before 		-114.0 dBm -15.25 dB 4 MediumSlow 2025-09-13 17:27:41 View
Ocumare_Home_📱⚡ (RRN) -1.702s
Before 		-124.0 dBm -15.50 dB 3 MediumSlow 2025-09-13 17:27:41 View
Mec Rocket Meco (MRM) -1.517s
Before 		-36.0 dBm 8.50 dB 4 MediumSlow 2025-09-13 17:27:42 View
Venturada2🗼🌐☀️ (Vb2) -1.260s
Before 		-84.0 dBm 5.25 dB 5 MediumSlow 2025-09-13 17:27:42 View
GRN1-Base🗼🌐 (GRN1) -1.235s
Before 		-107.0 dBm 1.75 dB 4 MediumSlow 2025-09-13 17:27:42 View
Glitchs Azuqueca 📡 (GltA) -1.212s
Before 		-125.0 dBm -13.50 dB 4 MediumSlow 2025-09-13 17:27:42 View
Raor🐟 (PMI) +0.735s
After 		-111.0 dBm -13.75 dB 4 MediumSlow 2025-09-13 17:27:44 View
Perseo 🗼🌐 (nvm1) +0.856s
After 		-86.0 dBm 2.75 dB 4 MediumSlow 2025-09-13 17:27:44 View
Meshtastic c498📡🌐 (C498) +1.163s
After 		-118.0 dBm -13.75 dB 5 MediumSlow 2025-09-13 17:27:44 View
SkG@Home 🗼🌐 (SkGH) +1.171s
After 		-122.0 dBm -14.50 dB 4 MediumSlow 2025-09-13 17:27:44 View
🌐Charly Unid Movil🛰 (C181) +36.582s
After 		-118.0 dBm -14.00 dB 3 MediumSlow 2025-09-13 17:28:20 View
18

Total Receptions

18

Unique Gateways