Packet #17666320 Success

NODEINFO_APP packet from Meshtastic 4618 (TMQT) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
80
Payload Bytes
Packet Information
Database ID: 17666320
Mesh Packet ID: 0x77d1e7b9
Used for correlation across gateways
Timestamp: 2026-03-27 02:37:00 UTC
From Node: Meshtastic 4618 (TMQT)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 4618 (TMQT)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: 18 TMQT
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: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 4618
Short Name:TMQT
Node ID:!02ee4618
MAC Address:PA8C7kYY
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:80 bytes
Gateway:!02ee4618
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !02ee4618
Node ID format
channel_id ShortFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 49169944
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 80 bytes size
hop_limit 5
Remaining hops allowed
uint32
hop_start 5
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 1774579018
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 10
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 24
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774579020.204426
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: ShortFast
  • ✓ 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
MQTT-Specific Fields
Gateway ID: !02ee4618
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:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!02ee4618", "long_name": "Meshtastic 4618", "short_name": "TMQT", "macaddr": "PA8C7kYY", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!02ee4618", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 49169944, "to": 4294967295, "id": 2010245049, "rx_time": 1774579018, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 24, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213032656534363138120f4d65736874617374696320343631381a04544d515422063c0f02ee4618282b422010d9948899f2ecb07446b630cece016f308716bf1906c1f0c371ff42528b28344801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!02ee4618", "long_name": "Meshtastic 4618", "short_name": "TMQT", "macaddr": "PA8C7kYY", "hw_model": "HELTEC_V3", "public_key": "ENmUiJny7LB0RrYwzs4BbzCHFr8ZBsHww3H/QlKLKDQ=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213032656534363138120f4d65736874617374696320343631381a04544d515422063c0f02ee4618282b422010d9948899f2ecb07446b630cece016f308716bf1906c1f0c371ff42528b28344801
Hex Analysis:
Size:80 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
Meshtastic 4618 (TMQT) Primary 0.000s
Reference
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC Current
Meshtastic 4618 (TMQT) -1.109s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -1.037s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.982s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.935s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.896s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.868s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.842s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.801s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.771s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.746s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.716s
Before
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.690s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.665s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.639s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.611s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.581s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.551s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.524s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.485s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:36:59 UTC View
Meshtastic 4618 (TMQT) -0.178s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) -0.149s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) -0.124s
Before
Unknown Unknown 0 18 TMQT MediumFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) -0.092s
Before
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) -0.064s
Before
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) -0.037s
Before
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.034s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.094s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.130s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.157s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.188s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.210s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.232s
After
Unknown Unknown 0 18 TMQT ShortFast 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.254s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.276s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.299s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.323s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.347s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.370s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.392s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.414s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.436s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.457s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.483s
After
Unknown Unknown 0 18 TMQT ShortTurbo 2026-03-27 02:37:00 UTC View
Meshtastic 4618 (TMQT) +0.508s
After
Unknown Unknown 0 18 TMQT LongFast 2026-03-27 02:37:00 UTC View
45

Total Receptions

1

Unique Gateways