Packet #39268868 Success

NEIGHBORINFO_APP packet from SKYC - MixPreset - MQTT (SKYC) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
31
Payload Bytes
Packet Information
Database ID: 39268868
Mesh Packet ID: 0x665aba2e
Used for correlation across gateways
Timestamp: 2026-05-15 18:20:09 UTC
From Node: SKYC - MixPreset - MQTT (SKYC)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: SKYC - MixPreset - MQTT (SKYC)
Channel: LongTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 8c SKYC
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 31 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: SKYC - MixPreset - MQTT (SKYC)
Last Sent By: SKYC - MixPreset - MQTT (SKYC)
Broadcast Interval:14400 seconds
Neighbors Found:2
2

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
msh/CA/ON/PTBO - LongSlow - Aux (SKYM) 0.0 dB Unknown Unknown Good
SKYZ Mobile (SKYZ) 0.0 dB Unknown Unknown Good
This neighbor information was reported by SKYC - MixPreset - MQTT (SKYC) and shows which nodes it can directly communicate with and their signal quality.
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:31 bytes
Gateway:!b2a7808c
Channel:LongTurbo
Payload Type:NEIGHBORINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b2a7808c
Node ID format
channel_id LongTurbo
packet MeshPacket (31 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2997321868
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum 71
NEIGHBORINFO_APP 		enum
decoded.payload_length 31 bytes size
hop_limit 7
Remaining hops allowed 		uint32
hop_start 7
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 1778869208
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 140
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778869209.575645
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
  • ✓ Custom channel: LongTurbo
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !b2a7808c
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NEIGHBORINFO_APP
Size:31 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 2997321868, "last_sent_by_id": 2997321868, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 2425795440, "snr": 0.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "msh/CA/ON/PTBO - LongSlow - Aux (SKYM)" }, { "node_id": 1771872376, "snr": 0.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SKYZ Mobile (SKYZ)" } ], "neighbor_count": 2, "node_name": "SKYC - MixPreset - MQTT (SKYC)", "last_sent_by_name": "SKYC - MixPreset - MQTT (SKYC)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b2a7808c", "channel_id": "LongTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2997321868, "to": 1, "id": 1717221934, "rx_time": 1778869208, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 140, "tx_after": 0, "decoded": { "portnum": 71, "payload": "088c819e950b108c819e950b18c070220608f0e6da8409220608f8c0f2cc06", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 2997321868, "last_sent_by_id": 2997321868, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 2425795440 }, { "node_id": 1771872376 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (31 bytes)
088c819e950b108c819e950b18c070220608f0e6da8409220608f8c0f2cc06
Hex Analysis:
Size:31 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
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
SKYC - MixPreset - MQTT (SKYC) Primary 0.000s
Reference 		Unknown Unknown 0 8c SKYC LongTurbo 2026-05-15 18:20:09 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways