Packet #17791883 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: 17791883
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 1774603260.3403072
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) -0.830s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.772s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.726s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.677s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.626s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.588s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.553s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.519s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.471s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.426s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.390s
Before
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.349s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:20:59 UTC View
AH001 (0d74) -0.293s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.251s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.227s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.193s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.163s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.141s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.120s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.096s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.072s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.047s
Before
-117.0 dBm -10.50 dB 6 7c PBSE MediumFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) -0.023s
Before
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.028s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.051s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.074s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.103s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.468s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.493s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.517s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.542s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.566s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortFast 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.589s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.611s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.638s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:00 UTC View
AH001 (0d74) +0.667s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +0.692s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +0.717s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +0.749s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.092s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.114s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.140s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.179s
After
-117.0 dBm -10.50 dB 6 7c PBSE ShortTurbo 2026-03-27 09:21:01 UTC View
AH001 (0d74) +1.203s
After
-117.0 dBm -10.50 dB 6 7c PBSE LongFast 2026-03-27 09:21:01 UTC View
TMS stationary outdoor node (TMSO) +18.835s
After
-123.0 dBm -11.50 dB 2 71 LongFast 2026-03-27 09:21:19 UTC View
46

Total Receptions

2

Unique Gateways