Packet #17727803 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: 17727803
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 1774591586.2854435
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) -0.625s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.592s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.538s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.500s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.458s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.434s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.410s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.382s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.354s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.325s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.303s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 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) -0.257s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.234s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.207s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.185s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.163s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.142s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.121s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.097s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.073s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.049s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) -0.026s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.022s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.045s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.066s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.091s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.115s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.139s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.162s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.183s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.208s
After 		Unknown Unknown 0 fc JPGx ShortFast 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) +0.252s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.280s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.304s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.327s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.351s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.372s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.393s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.414s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.436s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.460s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.485s
After 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:26 UTC View
45

Total Receptions

1

Unique Gateways