Packet #17809287 Success

NODEINFO_APP packet from FourSisters (4sis) to Meshtastic 2fec (2fec)

45
Total Receptions
1
Unique Gateways
0
Hop Count
74
Payload Bytes
Packet Information
Database ID: 17809287
Mesh Packet ID: 0x832f3903
Used for correlation across gateways
Timestamp: 2026-03-27 10:11:35 UTC
From Node: FourSisters (4sis)
To Node: Meshtastic 2fec (2fec)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: FourSisters (4sis)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: e8 4sis
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: 74 bytes
Decoded: Yes
Decoded Data:
Long Name:FourSisters
Short Name:4sis
Node ID:!a0cb14e8
MAC Address:MO2gyxTo
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:74 bytes
Gateway:!a0cb14e8
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 !a0cb14e8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (74 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697663720
Source node ID
uint32
to 116797420
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 74 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 1774606265
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 232
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606295.4649882
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: !a0cb14e8
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:74 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!a0cb14e8", "long_name": "FourSisters", "short_name": "4sis", "macaddr": "MO2gyxTo", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697663720, "to": 116797420, "id": 2200910083, "rx_time": 1774606265, "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": 232, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216130636231346538120b466f7572536973746572731a0434736973220630eda0cb14e8282b42203055655baf90c54adeabb183208956eb2fc484ec84080c08d43e69125860e674", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!a0cb14e8", "long_name": "FourSisters", "short_name": "4sis", "macaddr": "MO2gyxTo", "hw_model": "HELTEC_V3", "public_key": "MFVlW6+QxUreq7GDIIlW6y/EhOyECAwI1D5pElhg5nQ=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (74 bytes)
0a09216130636231346538120b466f7572536973746572731a0434736973220630eda0cb14e8282b42203055655baf90c54adeabb183208956eb2fc484ec84080c08d43e69125860e674
Hex Analysis:
Size:74 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
FourSisters (4sis) Primary 0.000s
Reference
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:35 UTC Current
FourSisters (4sis) -14.667s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:20 UTC View
FourSisters (4sis) -8.987s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:26 UTC View
FourSisters (4sis) -8.799s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:26 UTC View
FourSisters (4sis) -7.571s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:27 UTC View
FourSisters (4sis) -6.500s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:28 UTC View
FourSisters (4sis) -5.796s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:29 UTC View
FourSisters (4sis) -5.614s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:29 UTC View
FourSisters (4sis) -5.585s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:29 UTC View
FourSisters (4sis) -5.519s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:29 UTC View
FourSisters (4sis) -4.439s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:31 UTC View
FourSisters (4sis) -4.161s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:31 UTC View
FourSisters (4sis) -3.830s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:31 UTC View
FourSisters (4sis) -3.502s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:31 UTC View
FourSisters (4sis) -3.385s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:32 UTC View
FourSisters (4sis) -3.026s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:32 UTC View
FourSisters (4sis) -2.641s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:32 UTC View
FourSisters (4sis) -2.557s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:32 UTC View
FourSisters (4sis) -2.475s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:32 UTC View
FourSisters (4sis) -2.329s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:33 UTC View
FourSisters (4sis) -2.066s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:33 UTC View
FourSisters (4sis) -1.778s
Before
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:33 UTC View
FourSisters (4sis) -1.534s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:33 UTC View
FourSisters (4sis) -1.194s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:34 UTC View
FourSisters (4sis) -1.129s
Before
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:34 UTC View
FourSisters (4sis) -0.989s
Before
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:34 UTC View
FourSisters (4sis) -0.741s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:34 UTC View
FourSisters (4sis) -0.306s
Before
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:35 UTC View
FourSisters (4sis) +0.250s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:35 UTC View
FourSisters (4sis) +0.604s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +0.627s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +0.740s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +0.860s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +1.045s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +1.110s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +1.228s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +1.250s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +1.346s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 10:11:36 UTC View
FourSisters (4sis) +1.692s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 10:11:37 UTC View
FourSisters (4sis) +2.132s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:37 UTC View
FourSisters (4sis) +2.295s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 10:11:37 UTC View
FourSisters (4sis) +3.084s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:38 UTC View
FourSisters (4sis) +3.309s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:38 UTC View
FourSisters (4sis) +3.502s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:38 UTC View
FourSisters (4sis) +3.767s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 10:11:39 UTC View
45

Total Receptions

1

Unique Gateways