Packet #13127741 Success

NODEINFO_APP packet from Meshtastic 8d04 (8d04) to !ffffffff

14
Total Receptions
14
Unique Gateways
5
Hop Count
82
Payload Bytes
Packet Information
Database ID: 13127741
Mesh Packet ID: 0x7ad1f78c
Used for correlation across gateways
Timestamp: 2025-10-01 17:01:43 UTC
From Node: Meshtastic 8d04 (8d04)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: EA5GHE-09 (58a8)
Channel: MediumSlow
RSSI: -105 dBm
SNR: -11.25 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 8d04
Short Name:8d04
Node ID:!9ea08d04
MAC Address:nBOeoI0E
Hardware:HELTEC_V3
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:82 bytes
Gateway:!ba6558a8
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:5 / 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 !ba6558a8
Node ID format
channel_id MediumSlow
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2661321988
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 82 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi -105.0 dBm
Signal strength at gateway 		int32
rx_snr -11.25 dB
Signal quality at gateway 		float
rx_time 1759337178
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 Not set uint32
tx_after Not set uint32
timestamp 1759338103.8632293
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 (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !ba6558a8
Signal Metrics: RSSI: -105.0 dBm
SNR: -11.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9ea08d04", "long_name": "Meshtastic 8d04", "short_name": "8d04", "macaddr": "nBOeoI0E", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ba6558a8", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661321988, "to": 4294967295, "id": 2060580748, "rx_time": 1759337178, "rx_snr": -11.25, "rx_rssi": -105, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965613038643034120f4d65736874617374696320386430341a043864303422069c139ea08d04282b380142200d40712d32d51df8efab03e5efa4293986bab886abe19d16c989775ab82731404800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9ea08d04", "long_name": "Meshtastic 8d04", "short_name": "8d04", "macaddr": "nBOeoI0E", "hw_model": "HELTEC_V3", "role": "CLIENT_MUTE", "public_key": "DUBxLTLVHfjvqwPl76QpOYa6uIar4Z0WyYl3WrgnMUA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a09213965613038643034120f4d65736874617374696320386430341a043864303422069c139ea08d04282b380142200d40712d32d51df8efab03e5efa4293986bab886abe19d16c989775ab82731404800
Hex Analysis:
Size:82 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
EA5GHE-09 (58a8) Primary 0.000s
Reference 		-105.0 dBm -11.25 dB 5 MediumSlow 2025-10-01 17:01:43 Current
Trasto 🐰 Va (trva) -933.059s
Before 		-11.0 dBm 8.75 dB 0 MediumSlow 2025-10-01 16:46:10 View
[TLG] 📡🌐🔋🔌 (tlg0) -927.263s
Before 		-111.0 dBm -5.25 dB 3 MediumSlow 2025-10-01 16:46:16 View
EA4HTS Ventas 🗼🇪🇸 (HTSv) -927.192s
Before 		-116.0 dBm -10.50 dB 3 MediumSlow 2025-10-01 16:46:16 View
Baldur Fijo (BalF) -926.632s
Before 		-120.0 dBm -13.00 dB 2 MediumSlow 2025-10-01 16:46:17 View
Perseo 📡🌐☀ (nvm1) -926.506s
Before 		-90.0 dBm -1.25 dB 4 MediumSlow 2025-10-01 16:46:17 View
Meshtastic 1760 (1760) -925.959s
Before 		-117.0 dBm -0.75 dB 4 MediumSlow 2025-10-01 16:46:17 View
Rodashtastic🗼🌐 (RDSt) -925.704s
Before 		-115.0 dBm -7.00 dB 4 MediumSlow 2025-10-01 16:46:18 View
Venturada2🗼🌐☀️ (Vb2) -925.537s
Before 		-88.0 dBm 6.25 dB 4 MediumSlow 2025-10-01 16:46:18 View
Suop 📡 🌐 (SUOP) -925.373s
Before 		-112.0 dBm -7.50 dB 4 MediumSlow 2025-10-01 16:46:18 View
Meshtastic 18a4 (18a4) -924.368s
Before 		-124.0 dBm -12.50 dB 4 MediumSlow 2025-10-01 16:46:19 View
Ocumare_Home_📱⚡ (RRN) -923.194s
Before 		-86.0 dBm 8.75 dB 5 MediumSlow 2025-10-01 16:46:20 View
🌐Charly Unid Movil🛰 (C181) -922.854s
Before 		-29.0 dBm 9.25 dB 3 MediumSlow 2025-10-01 16:46:21 View
Kenobi23 movil (5672) -915.628s
Before 		-52.0 dBm 7.75 dB 5 MediumSlow 2025-10-01 16:46:28 View
14

Total Receptions

14

Unique Gateways