Packet #17812307 Success

NODEINFO_APP packet from VA3HHQ (748f) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
71
Payload Bytes
Packet Information
Database ID: 17812307
Mesh Packet ID: 0x5b5e0fbc
Used for correlation across gateways
Timestamp: 2026-03-27 10:18:49 UTC
From Node: VA3HHQ (748f)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: VE3WNP-11 (TGWN)
Channel: LongFast
RSSI: -123 dBm
SNR: -12.25 dBm
Hop Info: 1/3 hops
Start: 3, Limit: 2
Relay Node: c9 dcc9
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:LongFast
Payload Type:NODEINFO_APP
Hop Count:1 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !da548450
Node ID format
channel_id LongFast
Default public channel
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 2
Remaining hops allowed
uint32
hop_start 3
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -123.0 dBm
Signal strength at gateway
int32
rx_snr -12.25 dB
Signal quality at gateway
float
rx_time 1774605078
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 201
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606729.7936418
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)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !da548450
Signal Metrics: RSSI: -123.0 dBm
SNR: -12.25 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": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4252071055, "to": 4294967295, "id": 1532891068, "rx_time": 1774605078, "rx_snr": -12.25, "rx_rssi": -123, "hop_limit": 2, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 201, "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
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC Current
VE3WNP-11 (TGWN) -0.159s
Before
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) -0.118s
Before
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) -0.086s
Before
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) -0.065s
Before
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) -0.044s
Before
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) -0.022s
Before
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.030s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.054s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.077s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.099s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.120s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.142s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.163s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.185s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:49 UTC View
VE3WNP-11 (TGWN) +0.209s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.233s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.256s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.278s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.300s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.321s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.342s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 MediumFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.364s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.388s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.412s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.436s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.458s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.479s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.500s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.522s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.544s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.568s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.592s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortFast 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.615s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.637s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.659s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.680s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.701s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.724s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.748s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.771s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.794s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.817s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.838s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 ShortTurbo 2026-03-27 10:18:50 UTC View
VE3WNP-11 (TGWN) +0.859s
After
-123.0 dBm -12.25 dB 1 c9 dcc9 LongFast 2026-03-27 10:18:50 UTC View
45

Total Receptions

1

Unique Gateways