Packet #2500494 Success

NODEINFO_APP packet from Meshtastic 32e3 (32e3) to Meshtastic 0aec (MRC1)

16
Total Receptions
13
Unique Gateways
5
Hop Count
78
Payload Bytes
Packet Information
Database ID: 2500494
Mesh Packet ID: 0x055dabd1
Used for correlation across gateways
Timestamp: 2025-08-15 04:34:00 UTC
From Node: Meshtastic 32e3 (32e3)
To Node: Meshtastic 0aec (MRC1)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: MeshNet (GS-D)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 5/7 hops
Start: 7, Limit: 2
Payload Data
Protocol: NODEINFO_APP
Size: 78 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 32e3
Short Name:32e3
Node ID:!b78532e3
MAC Address:+P23hTLj
Hardware:RAK4631
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:78 bytes
Gateway:!55cafe69
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:5 / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !55cafe69
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (78 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3078959843
Source node ID
uint32
to 1136069356
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 78 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 5
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1755225240
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 70
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 212
Relay node ID
uint32
tx_after Not set uint32
timestamp 1755225240.515955
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
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (5 hops)
MQTT-Specific Fields
Gateway ID: !55cafe69
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:78 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!b78532e3", "long_name": "Meshtastic 32e3", "short_name": "32e3", "macaddr": "+P23hTLj", "hw_model": "RAK4631" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!55cafe69", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3078959843, "to": 1136069356, "id": 90024913, "rx_time": 1755225240, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 212, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216237383533326533120f4d65736874617374696320333265331a04333265332206f8fdb78532e328094220215d79dccf2c79d137ad75363bd570f4b71dada0169f657578bb3189242f3226", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!b78532e3", "long_name": "Meshtastic 32e3", "short_name": "32e3", "macaddr": "+P23hTLj", "hw_model": "RAK4631", "public_key": "IV153M8sedE3rXU2O9Vw9LcdraAWn2V1eLsxiSQvMiY=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (78 bytes)
0a09216237383533326533120f4d65736874617374696320333265331a04333265332206f8fdb78532e328094220215d79dccf2c79d137ad75363bd570f4b71dada0169f657578bb3189242f3226
Hex Analysis:
Size:78 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
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Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
MeshNet (GS-D) Primary 0.000s
Reference
Unknown Unknown 5 LongFast 2025-08-15 04:34:00 Current
Wateringweg, Haarlem (WaHa) -8.855s
Before
-91.0 dBm 3.00 dB 0 LongFast 2025-08-15 04:33:51 View
HLM Raaks Base 🏡🛜 (HLR1) -4.817s
Before
-109.0 dBm -1.25 dB 1 LongFast 2025-08-15 04:33:55 View
Twistit 🇳🇱 (👽) -3.137s
Before
-125.0 dBm -17.00 dB 3 LongFast 2025-08-15 04:33:57 View
Twistit 🇳🇱 (👽) -3.002s
Before
-125.0 dBm -17.00 dB 3 LongFast 2025-08-15 04:33:57 View
bertrik@gmail.com (HvLn) -2.521s
Before
-128.0 dBm -17.75 dB 3 LongFast 2025-08-15 04:33:57 View
Meshtastic a04c (a04c) -2.387s
Before
-124.0 dBm -13.75 dB 3 LongFast 2025-08-15 04:33:58 View
dJoris 📡🏠🌐 StaRF (j8bc) -1.698s
Before
-117.0 dBm -12.00 dB 3 LongFast 2025-08-15 04:33:58 View
Meshtastic 5578 (5578) -1.419s
Before
-134.0 dBm -16.25 dB 3 LongFast 2025-08-15 04:33:59 View
PE1NTN-3 (NTN3) -1.285s
Before
-109.0 dBm -2.50 dB 3 LongFast 2025-08-15 04:33:59 View
MeshNet (GS-D) +0.130s
After
Unknown Unknown 5 LongFast 2025-08-15 04:34:00 View
MeshNet.NL (GS0D) +0.144s
After
-120.0 dBm -9.50 dB 4 LongFast 2025-08-15 04:34:00 View
MeshNet.NL (GS0D) +0.160s
After
-120.0 dBm -9.50 dB 4 LongFast 2025-08-15 04:34:00 View
Meshtastic 4e50 (4e50) +5.970s
After
-128.0 dBm -20.50 dB 4 LongFast 2025-08-15 04:34:06 View
Leimuiden - Bas (LMDN) +9.827s
After
-125.0 dBm -17.00 dB 4 LongFast 2025-08-15 04:34:10 View
AMS ¹ BBS (PiD) +554.538s
After
-127.0 dBm -15.25 dB 3 LongFast 2025-08-15 04:43:15 View
16

Total Receptions

13

Unique Gateways