Packet #17727792 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: 17727792
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: MediumFast
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: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
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !f71e37fc
Node ID format
channel_id MediumFast
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 1774591586.028419
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
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": "MediumFast", "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 MediumFast 2026-03-27 06:06:26 UTC Current
JPG 37fc (JPGx) -0.368s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.335s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.281s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.243s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.201s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.177s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.153s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.125s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.097s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.068s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.046s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:25 UTC View
JPG 37fc (JPGx) -0.023s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.023s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.050s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.072s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.094s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.115s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.136s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.160s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.184s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.208s
After 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.231s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.257s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.279s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.302s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.323s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.348s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.372s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.396s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.419s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.440s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.465s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.488s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.509s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.537s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.561s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.584s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.608s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.629s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.650s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.672s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.693s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.717s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:06:26 UTC View
JPG 37fc (JPGx) +0.742s
After 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:06:26 UTC View
45

Total Receptions

1

Unique Gateways