Packet #2193148 Success

NEIGHBORINFO_APP packet from Vratsa G1 🇧🇬🌐🛰️ (VRG1) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
144
Payload Bytes
Packet Information
Database ID: 2193148
Mesh Packet ID: 0x1756ab16
Used for correlation across gateways
Timestamp: 2026-04-06 06:57:29 UTC
From Node: Vratsa G1 🇧🇬🌐🛰️ (VRG1)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: Vratsa G1 🇧🇬🌐🛰️ (VRG1)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 38 VRG1
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: 144 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: Vratsa G1 🇧🇬🌐🛰️ (VRG1)
Last Sent By: Vratsa G1 🇧🇬🌐🛰️ (VRG1)
Broadcast Interval:14400 seconds
Neighbors Found:10
10

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
TC2-BBS VR 📬🇧🇬 (TBBS) 13.0 dB Unknown Unknown Excellent
Vratsa Telegram Bot 🇧🇬🤖🛰️ (VRTB) 11.8 dB Unknown Unknown Excellent
Vratsa D1 🇧🇬🌞🔋🏕️ (VRD1) 10.8 dB Unknown Unknown Excellent
LondarVR-BG02 (lon2) 5.2 dB Unknown Unknown Excellent
Vratsa D2 🇧🇬🔋🌞🚧 (VRD2) 11.2 dB Unknown Unknown Excellent
MeshMonitor VR (VRMM) 2.5 dB Unknown Unknown Good
LondarBG-VRDeck (20e8) 1.5 dB Unknown Unknown Good
LondarVR-BG06TR (lon6) -6.8 dB Unknown Unknown Poor
Vratsa HV4-2 🇧🇬 ba48 (VRH4) 11.2 dB Unknown Unknown Excellent
LondarVR (a018) -3.0 dB Unknown Unknown Fair
This neighbor information was reported by Vratsa G1 🇧🇬🌐🛰️ (VRG1) 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:144 bytes
Gateway:!23d03138
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 !23d03138
Node ID format
channel_id ShortFast
packet MeshPacket (144 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 600846648
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum NEIGHBORINFO_APP
NEIGHBORINFO_APP 		enum
decoded.payload_length 144 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 1775458647
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 56
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: !23d03138
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:144 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 600846648, "last_sent_by_id": 600846648, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 14241268, "snr": 13.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "TC2-BBS VR 📬🇧🇬 (TBBS)" }, { "node_id": 600925432, "snr": 11.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vratsa Telegram Bot 🇧🇬🤖🛰️ (VRTB)" }, { "node_id": 1128049856, "snr": 10.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vratsa D1 🇧🇬🌞🔋🏕️ (VRD1)" }, { "node_id": 2896787632, "snr": 5.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "LondarVR-BG02 (lon2)" }, { "node_id": 3677314776, "snr": 11.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vratsa D2 🇧🇬🔋🌞🚧 (VRD2)" }, { "node_id": 1128024868, "snr": 2.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "MeshMonitor VR (VRMM)" }, { "node_id": 2714509544, "snr": 1.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "LondarBG-VRDeck (20e8)" }, { "node_id": 1128013800, "snr": -6.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "LondarVR-BG06TR (lon6)" }, { "node_id": 1770175048, "snr": 11.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vratsa HV4-2 🇧🇬 ba48 (VRH4)" }, { "node_id": 2654773272, "snr": -3.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "LondarVR (a018)" } ], "neighbor_count": 10, "node_name": "Vratsa G1 🇧🇬🌐🛰️ (VRG1)", "last_sent_by_name": "Vratsa G1 🇧🇬🌐🛰️ (VRG1)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 600846648, "to": 1, "channel": 112, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "CLjiwJ4CELjiwJ4CGMBwIgoI9JvlBhUAAFBBIgsI+MnFngIVAAA8QSILCMDZ8pkEFQAALEEiCwiw8aXlChUAAKhAIgsI2L292Q0VAAA0QSILCKSW8ZkEFQAAIEAiCwjowbCOChUAAMA/IgsI6L/wmQQVAADYwCILCMj0iswGFQAANEEiCwiYwPLxCRUAAEDA", "bitfield": 1 }, "id": 391555862, "rx_time": 1775458647, "hop_limit": 2, "priority": "BACKGROUND", "hop_start": 2, "relay_node": 56 }, "channel_id": "ShortFast", "gateway_id": "!23d03138" }, "mesh_packet": { "from": 600846648, "to": 1, "channel": 112, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "CLjiwJ4CELjiwJ4CGMBwIgoI9JvlBhUAAFBBIgsI+MnFngIVAAA8QSILCMDZ8pkEFQAALEEiCwiw8aXlChUAAKhAIgsI2L292Q0VAAA0QSILCKSW8ZkEFQAAIEAiCwjowbCOChUAAMA/IgsI6L/wmQQVAADYwCILCMj0iswGFQAANEEiCwiYwPLxCRUAAEDA", "bitfield": 1, "parsed_payload": { "node_id": 600846648, "last_sent_by_id": 600846648, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 14241268, "snr": 13.0 }, { "node_id": 600925432, "snr": 11.75 }, { "node_id": 1128049856, "snr": 10.75 }, { "node_id": 2896787632, "snr": 5.25 }, { "node_id": 3677314776, "snr": 11.25 }, { "node_id": 1128024868, "snr": 2.5 }, { "node_id": 2714509544, "snr": 1.5 }, { "node_id": 1128013800, "snr": -6.75 }, { "node_id": 1770175048, "snr": 11.25 }, { "node_id": 2654773272, "snr": -3.0 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } }, "id": 391555862, "rx_time": 1775458647, "hop_limit": 2, "priority": "BACKGROUND", "hop_start": 2, "relay_node": 56 } }
Raw Packet Data (144 bytes)
08b8e2c09e0210b8e2c09e0218c070220a08f49be5061500005041220b08f8c9c59e021500003c41220b08c0d9f299041500002c41220b08b0f1a5e50a150000a840220b08d8bdbdd90d1500003441220b08a496f199041500002040220b08e8c1b08e0a150000c03f220b08e8bff09904150000d8c0220b08c8f48acc061500003441220b0898c0f2f10915000040c0
Hex Analysis:
Size:144 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
Vratsa G1 🇧🇬🌐🛰️ (VRG1) Primary 0.000s
Reference 		Unknown Unknown 0 38 VRG1 ShortFast 2026-04-06 06:57:29 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways