Packet #17998413 Success

NODEINFO_APP packet from VA7XRJ (7XRJ) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
71
Payload Bytes
Packet Information
Database ID: 17998413
Mesh Packet ID: 0xc9c75cea
Used for correlation across gateways
Timestamp: 2026-03-27 20:28:29 UTC
From Node: VA7XRJ (7XRJ)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: VE7DCX Repeater (7DCX)
Channel: ShortTurbo
RSSI: -48 dBm
SNR: 7.25 dBm
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: f4 7XRJ
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: 71 bytes
Decoded: Yes
Decoded Data:
Long Name:VA7XRJ
Short Name:7XRJ
Node ID:!9e75aaf4
MAC Address:8J6edar0
Hardware:HELTEC_V3
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:71 bytes
Gateway:!9e779694
Channel:ShortTurbo
Payload Type:NODEINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e779694
Node ID format
channel_id ShortTurbo
packet MeshPacket (71 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658511604
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 71 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 -48.0 dBm
Signal strength at gateway
int32
rx_snr 7.25 dB
Signal quality at gateway
float
rx_time 1774643306
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 244
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774643309.0339158
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: ShortTurbo
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779694
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -48.0 dBm
SNR: 7.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:71 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9e75aaf4", "long_name": "VA7XRJ", "short_name": "7XRJ", "macaddr": "8J6edar0", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779694", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658511604, "to": 4294967295, "id": 3385285866, "rx_time": 1774643306, "rx_snr": 7.25, "rx_rssi": -48, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 244, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965373561616634120656413758524a1a043758524a2206f09e9e75aaf4282b4220edde29a38f4e4adc66606ccc1c5b1b861ee3c01c4eed92ed6fe987c036a6fd484800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e75aaf4", "long_name": "VA7XRJ", "short_name": "7XRJ", "macaddr": "8J6edar0", "hw_model": "HELTEC_V3", "public_key": "7d4po49OStxmYGzMHFsbhh7jwBxO7ZLtb+mHwDam/Ug=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (71 bytes)
0a09213965373561616634120656413758524a1a043758524a2206f09e9e75aaf4282b4220edde29a38f4e4adc66606ccc1c5b1b861ee3c01c4eed92ed6fe987c036a6fd484800
Hex Analysis:
Size:71 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
VE7DCX Repeater (7DCX) Primary 0.000s
Reference
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:29 UTC Current
VE7DCX Repeater (7DCX) -2.367s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:26 UTC View
VE7DCX Repeater (7DCX) -2.285s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:26 UTC View
VE7DCX Repeater (7DCX) -2.238s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:26 UTC View
VE7DCX Repeater (7DCX) -2.185s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:26 UTC View
VE7DCX Repeater (7DCX) -2.094s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:26 UTC View
VE7DCX Repeater (7DCX) -2.040s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:26 UTC View
VE7DCX Repeater (7DCX) -1.992s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.927s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.891s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.861s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.824s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.779s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.692s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.662s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.635s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.588s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.505s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.452s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.389s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.288s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.210s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.156s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ MediumFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.110s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.079s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.041s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:27 UTC View
VE7DCX Repeater (7DCX) -1.005s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.960s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.925s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.876s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.820s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.770s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.706s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.620s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortFast 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.584s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.544s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.505s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.428s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.316s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.273s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.232s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.185s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.119s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) -0.042s
Before
-48.0 dBm 7.25 dB 0 f4 7XRJ ShortTurbo 2026-03-27 20:28:28 UTC View
VE7DCX Repeater (7DCX) +0.083s
After
-48.0 dBm 7.25 dB 0 f4 7XRJ LongFast 2026-03-27 20:28:29 UTC View
45

Total Receptions

1

Unique Gateways