Packet #17727811 Success

NODEINFO_APP packet from JPG 37fc (JPGx) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
73
Payload Bytes
Packet Information
Database ID: 17727811
Mesh Packet ID: 0x71d11331
Used for correlation across gateways
Timestamp: 2026-03-27 06:06:26 UTC
From Node: JPG 37fc (JPGx)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: JPG 37fc (JPGx)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: fc JPGx
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:JPG 37fc
Short Name:JPGx
Node ID:!f71e37fc
MAC Address:MMb3Hjf8
Hardware:TBEAM
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:!f71e37fc
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 3
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 !f71e37fc
Node ID format
channel_id ShortFast
packet MeshPacket (73 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4145952764
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 73 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 Not set int32
rx_snr Not set float
rx_time 1774591585
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 252
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774591586.4687586
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: !f71e37fc
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": "!f71e37fc", "long_name": "JPG 37fc", "short_name": "JPGx", "macaddr": "MMb3Hjf8", "hw_model": "TBEAM" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!f71e37fc", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4145952764, "to": 4294967295, "id": 1909527345, "rx_time": 1774591585, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 252, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921663731653337666312084a504720333766631a044a504778220630c6f71e37fc280442205fec2dbbb41ae5425128f0c816e7a5766815bf02cd35d65bad60224a2f3405704800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!f71e37fc", "long_name": "JPG 37fc", "short_name": "JPGx", "macaddr": "MMb3Hjf8", "hw_model": "TBEAM", "public_key": "X+wtu7Qa5UJRKPDIFueldmgVvwLNNdZbrWAiSi80BXA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (73 bytes)
0a0921663731653337666312084a504720333766631a044a504778220630c6f71e37fc280442205fec2dbbb41ae5425128f0c816e7a5766815bf02cd35d65bad60224a2f3405704800
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

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
JPG 37fc (JPGx) Primary 0.000s
Reference 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC Current
JPG 37fc (JPGx) -0.808s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.776s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.722s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.683s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.641s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.617s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.593s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.565s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.537s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.508s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.487s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.463s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.440s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.418s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.390s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.368s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.347s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.325s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.304s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.280s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.256s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.233s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.209s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.183s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.161s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.139s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.117s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.092s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.068s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.045s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.021s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.025s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.048s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.069s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.097s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.121s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.144s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.168s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.189s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.210s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.231s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.253s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.277s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.301s
After 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:26 UTC View
45

Total Receptions

1

Unique Gateways