Packet #18162885 Success

NODEINFO_APP packet from VE7NA MtBenson-LF MediumSlow! Join us! (NALF) to !ffffffff

46
Total Receptions
2
Unique Gateways
5
Hop Count
105
Payload Bytes
Packet Information
Database ID: 18162885
Mesh Packet ID: 0xd21b676c
Used for correlation across gateways
Timestamp: 2026-03-28 05:53:09 UTC
From Node: VE7NA MtBenson-LF MediumSlow! Join us! (NALF)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: el8010_1 (e108)
Channel: LongFast
RSSI: -140 dBm
SNR: -15.5 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Relay Node: 7c
Last byte of the last hop that relayed this packet
Payload Data
Protocol: NODEINFO_APP
Size: 105 bytes
Decoded: Yes
Decoded Data:
Long Name:VE7NA MtBenson-LF MediumSlow! Join us!
Short Name:NALF
Node ID:!4ae53c94
MAC Address:2NpK5TyU
Hardware:RAK4631
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:105 bytes
Gateway:!c46be108
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:5 / 5
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 !c46be108
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (105 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1256537236
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 105 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit
uint32
hops_taken 5
Calculated: hop_start - hop_limit
derived
rx_rssi -140.0 dBm
Signal strength at gateway
int32
rx_snr -15.50 dB
Signal quality at gateway
float
rx_time 1774677175
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 124
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774677189.213163
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 (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !c46be108
Signal Metrics: RSSI: -140.0 dBm
SNR: -15.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:105 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!4ae53c94", "long_name": "VE7NA MtBenson-LF MediumSlow! Join us!", "short_name": "NALF", "macaddr": "2NpK5TyU", "hw_model": "RAK4631" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!c46be108", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1256537236, "to": 4294967295, "id": 3525011308, "rx_time": 1774677175, "rx_snr": -15.5, "rx_rssi": -140, "hop_limit": 0, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 124, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921346165353363393412265645374e41204d7442656e736f6e2d4c46204d656469756d536c6f7721204a6f696e207573211a044e414c462206d8da4ae53c9428093802422048ebbd8a3a281624fa22f404278bc31211daa66359a9aa87008b5c20548361154800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!4ae53c94", "long_name": "VE7NA MtBenson-LF MediumSlow! Join us!", "short_name": "NALF", "macaddr": "2NpK5TyU", "hw_model": "RAK4631", "role": "ROUTER", "public_key": "SOu9ijooFiT6IvQEJ4vDEhHapmNZqaqHAItcIFSDYRU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (105 bytes)
0a0921346165353363393412265645374e41204d7442656e736f6e2d4c46204d656469756d536c6f7721204a6f696e207573211a044e414c462206d8da4ae53c9428093802422048ebbd8a3a281624fa22f404278bc31211daa66359a9aa87008b5c20548361154800
Hex Analysis:
Size:105 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
el8010_1 (e108) Primary 0.000s
Reference
-140.0 dBm -15.50 dB 5 7c LongFast 2026-03-28 05:53:09 UTC Current
FourSisters (4sis) -108.083s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -108.057s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -108.033s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -108.010s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.982s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.960s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.939s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.918s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.893s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.869s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.845s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.822s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.799s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.778s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.755s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.733s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.710s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.687s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.663s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.636s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.614s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.593s
Before
-111.0 dBm -6.75 dB 1 d5 MediumFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.571s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.549s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.527s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.497s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.469s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.446s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.424s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.403s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.380s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.359s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.336s
Before
-111.0 dBm -6.75 dB 1 d5 ShortFast 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.312s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.288s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.264s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.242s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.221s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:21 UTC View
FourSisters (4sis) -107.198s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:22 UTC View
FourSisters (4sis) -107.177s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:22 UTC View
FourSisters (4sis) -107.154s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:22 UTC View
FourSisters (4sis) -107.128s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:22 UTC View
FourSisters (4sis) -107.104s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:22 UTC View
FourSisters (4sis) -107.081s
Before
-111.0 dBm -6.75 dB 1 d5 ShortTurbo 2026-03-28 05:51:22 UTC View
FourSisters (4sis) -107.058s
Before
-111.0 dBm -6.75 dB 1 d5 LongFast 2026-03-28 05:51:22 UTC View
46

Total Receptions

2

Unique Gateways