Packet #18009454 Success

NEIGHBORINFO_APP packet from lizfort joyce-collingwood (lfjc) to !00000001

45
Total Receptions
1
Unique Gateways
0
Hop Count
74
Payload Bytes
Packet Information
Database ID: 18009454
Mesh Packet ID: 0xa13710d7
Used for correlation across gateways
Timestamp: 2026-03-27 21:05:56 UTC
From Node: lizfort joyce-collingwood (lfjc)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: lizfort joyce-collingwood (lfjc)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 26 lfjc
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: 74 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: lizfort joyce-collingwood (lfjc)
Last Sent By: lizfort joyce-collingwood (lfjc)
Broadcast Interval:14400 seconds
Neighbors Found:5
5

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
VC2 (3438) 3.8 dB Unknown Unknown Good
VC1 Joyce 🗼 (VC1) 0.0 dB Unknown Unknown Good
!b7526ef8 (6ef8) 6.2 dB Unknown Unknown Excellent
!4955c0fd (c0fd) 6.8 dB Unknown Unknown Excellent
Space Has No Borders (🚀) -17.2 dB Unknown Unknown Poor
This neighbor information was reported by lizfort joyce-collingwood (lfjc) 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:74 bytes
Gateway:!73ab1026
Channel:LongFast
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
+ 2 more...
Exposure Risks:
âš  Default channel - no encryption
âš  Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !73ab1026
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (74 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1940590630
Source node ID
uint32
to 1
Target node ID
uint32
decoded.portnum 71
NEIGHBORINFO_APP
enum
decoded.payload_length 74 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 1774645555
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 38
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774645556.7571456
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
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !73ab1026
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:74 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 1940590630, "last_sent_by_id": 1940590630, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 862598200, "snr": 3.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "VC2" }, { "node_id": 1128196860, "snr": 0.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "VC1 Joyce 🗼 (VC1)" }, { "node_id": 3075632888, "snr": 6.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!b7526ef8" }, { "node_id": 1230356733, "snr": 6.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!4955c0fd" }, { "node_id": 49072516, "snr": -17.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Space Has No Borders (🚀)" } ], "neighbor_count": 5, "node_name": "lizfort joyce-collingwood (lfjc)", "last_sent_by_name": "lizfort joyce-collingwood (lfjc)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!73ab1026", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1940590630, "to": 1, "id": 2704740567, "rx_time": 1774645555, "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": 38, "tx_after": 0, "decoded": { "portnum": 71, "payload": "08a6a0ac9d0710a6a0ac9d0718c070220b08b8e8a89b031500007040220608fcd5fb9904220b08f8ddc9ba0b150000c840220b08fd81d7ca04150000d840220a088493b3171500008ac1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 1940590630, "last_sent_by_id": 1940590630, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 862598200, "snr": 3.75 }, { "node_id": 1128196860 }, { "node_id": 3075632888, "snr": 6.25 }, { "node_id": 1230356733, "snr": 6.75 }, { "node_id": 49072516, "snr": -17.25 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (74 bytes)
08a6a0ac9d0710a6a0ac9d0718c070220b08b8e8a89b031500007040220608fcd5fb9904220b08f8ddc9ba0b150000c840220b08fd81d7ca04150000d840220a088493b3171500008ac1
Hex Analysis:
Size:74 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
Reception Locations
Loading...

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
lizfort joyce-collingwood (lfjc) Primary 0.000s
Reference
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC Current
lizfort joyce-collingwood (lfjc) -0.024s
Before
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.014s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.026s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.038s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.050s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.062s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.075s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.091s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.102s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.114s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.127s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.137s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.148s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.158s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.169s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.180s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.190s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.201s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.211s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.224s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.236s
After
Unknown Unknown 0 26 lfjc MediumFast 2026-03-27 21:05:56 UTC View
lizfort joyce-collingwood (lfjc) +0.248s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.260s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.272s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.284s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.296s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.307s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.318s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.329s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.339s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.350s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.363s
After
Unknown Unknown 0 26 lfjc ShortFast 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.373s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.384s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.394s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.406s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.419s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.431s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.442s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.456s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.468s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.480s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.491s
After
Unknown Unknown 0 26 lfjc ShortTurbo 2026-03-27 21:05:57 UTC View
lizfort joyce-collingwood (lfjc) +0.503s
After
Unknown Unknown 0 26 lfjc LongFast 2026-03-27 21:05:57 UTC View
45

Total Receptions

1

Unique Gateways