Packet #17791884 Success

NODEINFO_APP packet from CLY-B 0dde (0dde) to !ffffffff

46
Total Receptions
2
Unique Gateways
6
Hop Count
75
Payload Bytes
Packet Information
Database ID: 17791884
Mesh Packet ID: 0x7c81da94
Used for correlation across gateways
Timestamp: 2026-03-27 09:21:00 UTC
From Node: CLY-B 0dde (0dde)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: AH001 (0d74)
Channel: ShortFast
RSSI: -117 dBm
SNR: -10.5 dBm
Hop Info: 6/6 hops
Start: 6, Limit: 0
Relay Node: 7c PBSE
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 75 bytes
Decoded: Yes
Decoded Data:
Long Name:CLY-B 0dde
Short Name:0dde
Node ID:!ed670dde
MAC Address:w3DtZw3e
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:75 bytes
Gateway:!b03d0d74
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:6 / 6
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b03d0d74
Node ID format
channel_id ShortFast
packet MeshPacket (75 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3982953950
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 75 bytes size
hop_limit Not set uint32
hop_start 6
Initial hop limit
uint32
hops_taken 6
Calculated: hop_start - hop_limit
derived
rx_rssi -117.0 dBm
Signal strength at gateway
int32
rx_snr -10.50 dB
Signal quality at gateway
float
rx_time 1774603258
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 1774603260.3684695
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)
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (6 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !b03d0d74
Signal Metrics: RSSI: -117.0 dBm
SNR: -10.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:75 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!ed670dde", "long_name": "CLY-B 0dde", "short_name": "0dde", "macaddr": "w3DtZw3e", "hw_model": "RAK4631" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b03d0d74", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3982953950, "to": 4294967295, "id": 2088884884, "rx_time": 1774603258, "rx_snr": -10.5, "rx_rssi": -117, "hop_limit": 0, "hop_start": 6, "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": "0a09216564363730646465120a434c592d4220306464651a04306464652206c370ed670dde28094220d8d3020a428ad586f0dbbe8283523e1b8eb4499ad4cf921c9f1b651e2e47044b4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!ed670dde", "long_name": "CLY-B 0dde", "short_name": "0dde", "macaddr": "w3DtZw3e", "hw_model": "RAK4631", "public_key": "2NMCCkKK1Ybw276Cg1I+G460SZrUz5IcnxtlHi5HBEs=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (75 bytes)
0a09216564363730646465120a434c592d4220306464651a04306464652206c370ed670dde28094220d8d3020a428ad586f0dbbe8283523e1b8eb4499ad4cf921c9f1b651e2e47044b4800
Hex Analysis:
Size:75 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
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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
AH001 (0d74) Primary 0.000s
Reference
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC Current
AH001 (0d74) -0.858s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.800s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.755s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.705s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.654s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.616s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.581s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.547s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.500s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.454s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.418s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.377s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.321s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.279s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.255s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.221s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.191s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.169s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.148s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.124s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.100s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.075s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.051s
Before
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.028s
Before
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.023s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.046s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.075s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.440s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.464s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.489s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.514s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.538s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.561s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.583s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.610s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.639s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +0.664s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +0.689s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +0.721s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.064s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.086s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.112s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.151s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.175s
After
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:21:01 UTC View
TMS stationary outdoor node (TMSO) +18.807s
After
-123.0 dBm -11.50 dB 2 71 LongFast 2026-03-27 09:21:19 UTC View
46

Total Receptions

2

Unique Gateways