Packet #84128 Success

NEIGHBORINFO_APP packet from Mobile-HtV4 🇧🇬 (MoV4) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
54
Payload Bytes
Packet Information
Database ID: 84128
Mesh Packet ID: 0x1a75d9a0
Used for correlation across gateways
Timestamp: 2026-04-20 09:15:59 UTC
From Node: Mobile-HtV4 🇧🇬 (MoV4)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: Mobile-HtV4 🇧🇬 (MoV4)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 6c MoV4
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: 54 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: Mobile-HtV4 🇧🇬 (MoV4)
Last Sent By: Mobile-HtV4 🇧🇬 (MoV4)
Broadcast Interval:14400 seconds
Neighbors Found:3
3

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
LZ4NY🙍🇧🇬 (MIRO) 2.8 dB Unknown Unknown Good
Vladimirovo D 🇧🇬🔋🌞 (VLD1) 11.8 dB Unknown Unknown Excellent
Vladimirovo G 🇧🇬🏡🛰️ (VLG1) 13.2 dB Unknown Unknown Excellent
This neighbor information was reported by Mobile-HtV4 🇧🇬 (MoV4) 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:54 bytes
Gateway:!b2a7926c
Channel:ShortFast
Payload Type:NEIGHBORINFO_APP
Hop Count:0 / 2
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

FieldValue
gateway_id !b2a7926c
Node ID format
channel_id ShortFast
packet MeshPacket (54 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 2997326444
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum NEIGHBORINFO_APP
NEIGHBORINFO_APP 		enum
decoded.payload_length 54 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
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 1776676558
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority BACKGROUND
Packet priority level 		enum
delayed Not set enum
channel 112
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 108
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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: ShortFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !b2a7926c
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:54 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 2997326444, "last_sent_by_id": 2997326444, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 1786817921, "snr": 2.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "LZ4NY🙍🇧🇬 (MIRO)" }, { "node_id": 3677317712, "snr": 11.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vladimirovo D 🇧🇬🔋🌞 (VLD1)" }, { "node_id": 2102669236, "snr": 13.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vladimirovo G 🇧🇬🏡🛰️ (VLG1)" } ], "neighbor_count": 3, "node_name": "Mobile-HtV4 🇧🇬 (MoV4)", "last_sent_by_name": "Mobile-HtV4 🇧🇬 (MoV4)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 2997326444, "to": 1, "channel": 112, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "COyknpULEOyknpULGMBwIgsIgduC1AYVAAAwQCILCNDUvdkNFQAAPEEiCwi039DqBxUAAFRB", "bitfield": 1 }, "id": 443931040, "rx_time": 1776676558, "hop_limit": 2, "priority": "BACKGROUND", "hop_start": 2, "relay_node": 108 }, "channel_id": "ShortFast", "gateway_id": "!b2a7926c" }, "mesh_packet": { "from": 2997326444, "to": 1, "channel": 112, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "COyknpULEOyknpULGMBwIgsIgduC1AYVAAAwQCILCNDUvdkNFQAAPEEiCwi039DqBxUAAFRB", "bitfield": 1, "parsed_payload": { "node_id": 2997326444, "last_sent_by_id": 2997326444, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 1786817921, "snr": 2.75 }, { "node_id": 3677317712, "snr": 11.75 }, { "node_id": 2102669236, "snr": 13.25 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } }, "id": 443931040, "rx_time": 1776676558, "hop_limit": 2, "priority": "BACKGROUND", "hop_start": 2, "relay_node": 108 } }
Raw Packet Data (54 bytes)
08eca49e950b10eca49e950b18c070220b0881db82d4061500003040220b08d0d4bdd90d1500003c41220b08b4dfd0ea071500005441
Hex Analysis:
Size:54 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
Mobile-HtV4 🇧🇬 (MoV4) Primary 0.000s
Reference 		Unknown Unknown 0 6c MoV4 ShortFast 2026-04-20 09:15:59 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways