Packet #2634977 Success

NEIGHBORINFO_APP packet from GW Nadejda SF 🇧🇬🏢🛰️ (SFGN) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
106
Payload Bytes
Packet Information
Database ID: 2634977
Mesh Packet ID: 0x43000622
Used for correlation across gateways
Timestamp: 2026-04-04 04:02:54 UTC
From Node: GW Nadejda SF 🇧🇬🏢🛰️ (SFGN)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: GW Nadejda SF 🇧🇬🏢🛰️ (SFGN)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 08 SFGN
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: 106 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: GW Nadejda SF 🇧🇬🏢🛰️ (SFGN)
Last Sent By: GW Nadejda SF 🇧🇬🏢🛰️ (SFGN)
Broadcast Interval:14400 seconds
Neighbors Found:7
7

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
Meshtastic 3f04 (3f04) -1.0 dB Unknown Unknown Fair
!c70d49fa (49fa) 4.0 dB Unknown Unknown Good
LZ1DBM 9da0 (9da0) -0.8 dB Unknown Unknown Fair
Bin Cho (BCGW) -4.5 dB Unknown Unknown Fair
Vitoshko Rele (VRR) 2.8 dB Unknown Unknown Good
Gerena (R+GW) (GERE) 6.2 dB Unknown Unknown Excellent
OMEGA-STA-1 (🐍) -6.8 dB Unknown Unknown Poor
This neighbor information was reported by GW Nadejda SF 🇧🇬🏢🛰️ (SFGN) 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:106 bytes
Gateway:!9ea08f08
Channel:ShortFast
Payload Type:NEIGHBORINFO_APP
Hop Count:Unknown / 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

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9ea08f08
Node ID format
channel_id ShortFast
packet MeshPacket (106 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2661322504
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum 71
NEIGHBORINFO_APP 		enum
decoded.payload_length 106 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 1775275372
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 8
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1775275374.5162091
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: 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: !9ea08f08
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:106 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 2661322504, "last_sent_by_id": 2661322504, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 2956672772, "snr": -1.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic 3f04 (3f04)" }, { "node_id": 3339536890, "snr": 4.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!c70d49fa" }, { "node_id": 2997329312, "snr": -0.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "LZ1DBM 9da0 (9da0)" }, { "node_id": 3562708244, "snr": -4.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Bin Cho (BCGW)" }, { "node_id": 2996805976, "snr": 2.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Vitoshko Rele (VRR)" }, { "node_id": 2997305536, "snr": 6.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Gerena (R+GW) (GERE)" }, { "node_id": 982043086, "snr": -6.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "OMEGA-STA-1 (🐍)" } ], "neighbor_count": 7, "node_name": "GW Nadejda SF 🇧🇬🏢🛰️ (SFGN)", "last_sent_by_name": "GW Nadejda SF 🇧🇬🏢🛰️ (SFGN)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9ea08f08", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661322504, "to": 1, "id": 1124075042, "rx_time": 1775275372, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 0, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 71, "payload": "08889e82f50910889e82f50918c070220b0884feec810b15000080bf220b08fa93b5b80c1500008040220b08a0bb9e950b15000040bf220b0894baeaa20d15000090c0220b08d8c2fe940b1500003040220b08c0819d950b150000c840220b08ce93a3d403150000d8c0", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 2661322504, "last_sent_by_id": 2661322504, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 2956672772, "snr": -1.0 }, { "node_id": 3339536890, "snr": 4.0 }, { "node_id": 2997329312, "snr": -0.75 }, { "node_id": 3562708244, "snr": -4.5 }, { "node_id": 2996805976, "snr": 2.75 }, { "node_id": 2997305536, "snr": 6.25 }, { "node_id": 982043086, "snr": -6.75 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (106 bytes)
08889e82f50910889e82f50918c070220b0884feec810b15000080bf220b08fa93b5b80c1500008040220b08a0bb9e950b15000040bf220b0894baeaa20d15000090c0220b08d8c2fe940b1500003040220b08c0819d950b150000c840220b08ce93a3d403150000d8c0
Hex Analysis:
Size:106 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
GW Nadejda SF 🇧🇬🏢🛰️ (SFGN) Primary 0.000s
Reference 		Unknown Unknown 0 08 SFGN ShortFast 2026-04-04 04:02:54 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways