Packet #17769619 Success

NODEINFO_APP packet from VA3HHQ (748f) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
71
Payload Bytes
Packet Information
Database ID: 17769619
Mesh Packet ID: 0xd3493baf
Used for correlation across gateways
Timestamp: 2026-03-27 08:22:47 UTC
From Node: VA3HHQ (748f)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: VE3WNP-11 (TGWN)
Channel: MediumFast
RSSI: -120 dBm
SNR: -8.0 dBm
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 8f 748f
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: 71 bytes
Decoded: Yes
Decoded Data:
Long Name:VA3HHQ
Short Name:748f
Node ID:!fd71748f
MAC Address:3Ij9cXSP
Hardware:T_ECHO
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:71 bytes
Gateway:!da548450
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !da548450
Node ID format
channel_id MediumFast
packet MeshPacket (71 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4252071055
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 71 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 3
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -120.0 dBm
Signal strength at gateway
int32
rx_snr -8.00 dB
Signal quality at gateway
float
rx_time 1774598473
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 143
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774599767.33
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: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !da548450
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -120.0 dBm
SNR: -8.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:71 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!fd71748f", "long_name": "VA3HHQ", "short_name": "748f", "macaddr": "3Ij9cXSP", "hw_model": "T_ECHO" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!da548450", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4252071055, "to": 4294967295, "id": 3544791983, "rx_time": 1774598473, "rx_snr": -8.0, "rx_rssi": -120, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921666437313734386612065641334848511a04373438662206dc88fd71748f28074220343b68d8c904f2298bee175cf4a54efe8eba788085ffdc28a1784a6135e2fe304800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!fd71748f", "long_name": "VA3HHQ", "short_name": "748f", "macaddr": "3Ij9cXSP", "hw_model": "T_ECHO", "public_key": "NDto2MkE8imL7hdc9KVO/o66eICF/9wooXhKYTXi/jA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (71 bytes)
0a0921666437313734386612065641334848511a04373438662206dc88fd71748f28074220343b68d8c904f2298bee175cf4a54efe8eba788085ffdc28a1784a6135e2fe304800
Hex Analysis:
Size:71 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...

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
VE3WNP-11 (TGWN) Primary 0.000s
Reference
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC Current
VE3WNP-11 (TGWN) -0.472s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:46 UTC View
VE3WNP-11 (TGWN) -0.440s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:46 UTC View
VE3WNP-11 (TGWN) -0.404s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:46 UTC View
VE3WNP-11 (TGWN) -0.366s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:46 UTC View
VE3WNP-11 (TGWN) -0.326s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.303s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.282s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.261s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.235s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.203s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.175s
Before
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.152s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.129s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.106s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.086s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.065s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.044s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) -0.023s
Before
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.023s
After
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.046s
After
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.069s
After
-120.0 dBm -8.00 dB 0 8f 748f MediumFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.090s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.110s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.131s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.152s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.175s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.199s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.222s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.244s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.266s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.287s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.308s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortFast 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.329s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.352s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.374s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.396s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.418s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.439s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.460s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.481s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.501s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.524s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.548s
After
-120.0 dBm -8.00 dB 0 8f 748f ShortTurbo 2026-03-27 08:22:47 UTC View
VE3WNP-11 (TGWN) +0.570s
After
-120.0 dBm -8.00 dB 0 8f 748f LongFast 2026-03-27 08:22:47 UTC View
45

Total Receptions

1

Unique Gateways