Packet #1894717 Success

NEIGHBORINFO_APP packet from GU (LAG) to !ffffffff

1
Total Receptions
1
Unique Gateways
2
Hop Count
146
Payload Bytes
Packet Information
Database ID: 1894717
Mesh Packet ID: 0x5e37569d
Used for correlation across gateways
Timestamp: 2026-08-31 06:47:58 UTC
From Node: GU (LAG)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: glrg_sun (grgS)
Channel: LongFast
RSSI: -123 dBm
SNR: -12.75 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 146 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: GU (LAG)
Last Sent By: around home node (kru1)
Broadcast Interval:21600 seconds
Neighbors Found:10
10

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
🚧DEAD ☠️ CENTER🚧 (DC) 6.5 dB Unknown Unknown Excellent
biver___stantion (BvrS) -7.0 dB Unknown Unknown Poor
Meshtastic DeafBonce (DB67) -8.0 dB Unknown Unknown Poor
Meshtastic 3bf4 (3bf4) -1.8 dB Unknown Unknown Fair
⚠️WATCHER_T⚠️ (T⚠) -7.8 dB Unknown Unknown Poor
Xenor 1 (XEN1) 2.5 dB Unknown Unknown Good
Wing 2🏔️ (WnG2) -11.0 dB Unknown Unknown Poor
around home node (kru1) -10.0 dB Unknown Unknown Poor
SHELL (SHL) -13.2 dB Unknown Unknown Poor
Miasik (KW76) -15.0 dB Unknown Unknown Poor
This neighbor information was reported by GU (LAG) 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:146 bytes
Gateway:!0c896700
Channel:LongFast
Payload Type:NEIGHBORINFO_APP
Hop Count:2 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !0c896700
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (146 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3765654978
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 71
NEIGHBORINFO_APP 		enum
decoded.payload_length 146 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -123.0 dBm
Signal strength at gateway 		int32
rx_snr -12.75 dB
Signal quality at gateway 		float
rx_time 1788144477
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority Not set 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 1788144478.920258
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

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

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !0c896700
Signal Metrics: RSSI: -123.0 dBm
SNR: -12.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NEIGHBORINFO_APP
Size:146 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 3765654978, "last_sent_by_id": 2740654732, "node_broadcast_interval_secs": 21600, "neighbors": [ { "node_id": 1770330856, "snr": 6.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "🚧DEAD ☠️ CENTER🚧 (DC)" }, { "node_id": 1236760276, "snr": -7.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "biver___stantion (BvrS)" }, { "node_id": 2904317828, "snr": -8.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic DeafBonce (DB67)" }, { "node_id": 1771781108, "snr": -1.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic 3bf4 (3bf4)" }, { "node_id": 1195135924, "snr": -7.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "⚠️WATCHER_T⚠️ (T⚠)" }, { "node_id": 2410123748, "snr": 2.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Xenor 1 (XEN1)" }, { "node_id": 3056414581, "snr": -11.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Wing 2🏔️ (WnG2)" }, { "node_id": 2740654732, "snr": -10.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "around home node (kru1)" }, { "node_id": 2658634212, "snr": -13.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SHELL (SHL)" }, { "node_id": 2661145860, "snr": -15.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Miasik (KW76)" } ], "neighbor_count": 10, "node_name": "GU (LAG)", "last_sent_by_name": "around home node (kru1)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!0c896700", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3765654978, "to": 4294967295, "id": 1580684957, "rx_time": 1788144477, "rx_snr": -12.75, "rx_rssi": -123, "hop_limit": 5, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 140, "tx_after": 0, "decoded": { "portnum": 71, "payload": "08c2abcd830e108ca5ec9a0a18e0a801220b08e8b594cc06150000d040220b08d4edddcd04150000e0c0220b0884bff1e80a15000000c1220b08f4f7eccc06150000e0bf220b08b4a7f1b904150000f8c0220b08e4a39efd081500002040220b08f5deb4b10b15000030c1220b088ca5ec9a0a15000020c1220b08e493def30915000054c1220b0884baf7f40915000070c1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 3765654978, "last_sent_by_id": 2740654732, "node_broadcast_interval_secs": 21600, "neighbors": [ { "node_id": 1770330856, "snr": 6.5 }, { "node_id": 1236760276, "snr": -7.0 }, { "node_id": 2904317828, "snr": -8.0 }, { "node_id": 1771781108, "snr": -1.75 }, { "node_id": 1195135924, "snr": -7.75 }, { "node_id": 2410123748, "snr": 2.5 }, { "node_id": 3056414581, "snr": -11.0 }, { "node_id": 2740654732, "snr": -10.0 }, { "node_id": 2658634212, "snr": -13.25 }, { "node_id": 2661145860, "snr": -15.0 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (146 bytes)
08c2abcd830e108ca5ec9a0a18e0a801220b08e8b594cc06150000d040220b08d4edddcd04150000e0c0220b0884bff1e80a15000000c1220b08f4f7eccc06150000e0bf220b08b4a7f1b904150000f8c0220b08e4a39efd081500002040220b08f5deb4b10b15000030c1220b088ca5ec9a0a15000020c1220b08e493def30915000054c1220b0884baf7f40915000070c1
Hex Analysis:
Size:146 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 Channel Timestamp Actions
glrg_sun (grgS) Primary 0.000s
Reference 		-123.0 dBm -12.75 dB 2 LongFast 2026-08-31 06:47:58 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways