Packet #5156 Success

NODEINFO_APP packet from ZAV.B Grof_Tver (GRO1) to LEN.B -yan- (👁)

4
Total Receptions
4
Unique Gateways
5
Hop Count
82
Payload Bytes
Packet Information
Database ID: 5156
Mesh Packet ID: 0xbf3d9f36
Used for correlation across gateways
Timestamp: 2025-12-13 00:43:54 UTC
From Node: ZAV.B Grof_Tver (GRO1)
To Node: LEN.B -yan- (👁)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: ZAV.B Grof_Tver (GRO1)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 5/5 hops
Start: 5, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:ZAV.B Grof_Tver
Short Name:GRO1
Node ID:!6c741718
MAC Address:oN1sdBcY
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:82 bytes
Gateway:!6c741718
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:5 / 5
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6c741718
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1819547416
Source node ID 		uint32
to 2666332236
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 82 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1765575947
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 1765575834.7940955
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (5 hops)
MQTT-Specific Fields
Gateway ID: !6c741718
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!6c741718", "long_name": "ZAV.B Grof_Tver", "short_name": "GRO1", "macaddr": "oN1sdBcY", "hw_model": "TBEAM" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6c741718", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1819547416, "to": 2666332236, "id": 3208486710, "rx_time": 1765575947, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 24, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213663373431373138120f5a41562e422047726f665f547665721a0447524f312206a0dd6c7417182804380c4220a00510fa38ef9aef9b86395158aab02fcca50290d6b9b9649bbad42fc22c2a6c4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!6c741718", "long_name": "ZAV.B Grof_Tver", "short_name": "GRO1", "macaddr": "oN1sdBcY", "hw_model": "TBEAM", "role": "CLIENT_BASE", "public_key": "oAUQ+jjvmu+bhjlRWKqwL8ylApDWublkm7rUL8IsKmw=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a09213663373431373138120f5a41562e422047726f665f547665721a0447524f312206a0dd6c7417182804380c4220a00510fa38ef9aef9b86395158aab02fcca50290d6b9b9649bbad42fc22c2a6c4800
Hex Analysis:
Size:82 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 Channel Timestamp Actions
ZAV.B Grof_Tver (GRO1) Primary 0.000s
Reference 		Unknown Unknown 5 LongFast 2025-12-13 00:43:54 Current
NEFT.B.Polytech (🐼) +17.737s
After 		-101.0 dBm -4.75 dB 5 LongFast 2025-12-13 00:44:12 View
LEN.Krevedko (🦐) +21.849s
After 		-87.0 dBm -10.75 dB 5 LongFast 2025-12-13 00:44:16 View
CNTR.B-ukh3 Flotsky (ukh3) +25.204s
After 		-116.0 dBm -8.00 dB 5 LongFast 2025-12-13 00:44:19 View
4

Total Receptions

4

Unique Gateways