Packet #17808674 Success

NODEINFO_APP packet from SandVerdun (SVer) to Meshtastic 2fec (2fec)

45
Total Receptions
1
Unique Gateways
0
Hop Count
73
Payload Bytes
Packet Information
Database ID: 17808674
Mesh Packet ID: 0x7d5c7280
Used for correlation across gateways
Timestamp: 2026-03-27 10:11:20 UTC
From Node: SandVerdun (SVer)
To Node: Meshtastic 2fec (2fec)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: SandVerdun (SVer)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 08 SVer
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: 73 bytes
Decoded: Yes
Decoded Data:
Long Name:SandVerdun
Short Name:SVer
Node ID:!e2e53c08
MAC Address:SCfi5TwI
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:73 bytes
Gateway:!e2e53c08
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !e2e53c08
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3806673928
Source node ID
uint32
to 116797420
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 73 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774606268
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 8
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606280.1797593
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !e2e53c08
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:73 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!e2e53c08", "long_name": "SandVerdun", "short_name": "SVer", "macaddr": "SCfi5TwI", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!e2e53c08", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3806673928, "to": 116797420, "id": 2103210624, "rx_time": 1774606268, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216532653533633038120a53616e6456657264756e1a045356657222064827e2e53c08282b4220be72772fa798cc52bb5c17699865e61fb0dd882f37f43bfe0978f36830570645", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!e2e53c08", "long_name": "SandVerdun", "short_name": "SVer", "macaddr": "SCfi5TwI", "hw_model": "HELTEC_V3", "public_key": "vnJ3L6eYzFK7XBdpmGXmH7DdiC839Dv+CXjzaDBXBkU=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a09216532653533633038120a53616e6456657264756e1a045356657222064827e2e53c08282b4220be72772fa798cc52bb5c17699865e61fb0dd882f37f43bfe0978f36830570645
Hex Analysis:
Size:73 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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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
SandVerdun (SVer) Primary 0.000s
Reference
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC Current
SandVerdun (SVer) -2.079s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:18 UTC View
SandVerdun (SVer) -0.054s
Before
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.027s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.054s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.197s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.248s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.740s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.792s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:20 UTC View
SandVerdun (SVer) +0.860s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) +1.043s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) +1.363s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) +1.728s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:21 UTC View
SandVerdun (SVer) +2.044s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.131s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.227s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.249s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.271s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.388s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.433s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.662s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.802s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:22 UTC View
SandVerdun (SVer) +2.915s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +3.007s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +3.050s
After
Unknown Unknown 0 08 SVer MediumFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +3.189s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +3.310s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +3.335s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:23 UTC View
SandVerdun (SVer) +4.957s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:25 UTC View
SandVerdun (SVer) +5.416s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:25 UTC View
SandVerdun (SVer) +5.719s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:25 UTC View
SandVerdun (SVer) +7.291s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:27 UTC View
SandVerdun (SVer) +8.951s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:29 UTC View
SandVerdun (SVer) +10.292s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +10.313s
After
Unknown Unknown 0 08 SVer ShortFast 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +10.475s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +10.679s
After
Unknown Unknown 0 08 SVer LongFast 2026-03-27 10:11:30 UTC View
SandVerdun (SVer) +10.931s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:31 UTC View
SandVerdun (SVer) +12.543s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:32 UTC View
SandVerdun (SVer) +13.275s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:33 UTC View
SandVerdun (SVer) +13.307s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:33 UTC View
SandVerdun (SVer) +13.893s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:34 UTC View
SandVerdun (SVer) +13.959s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:34 UTC View
SandVerdun (SVer) +14.822s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:35 UTC View
SandVerdun (SVer) +15.677s
After
Unknown Unknown 0 08 SVer ShortTurbo 2026-03-27 10:11:35 UTC View
45

Total Receptions

1

Unique Gateways