Packet #18017161 Success

NODEINFO_APP packet from VE7MRP Repeater (7MRP) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
82
Payload Bytes
Packet Information
Database ID: 18017161
Mesh Packet ID: 0xd7cd99c7
Used for correlation across gateways
Timestamp: 2026-03-27 21:34:44 UTC
From Node: VE7MRP Repeater (7MRP)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: VE7DCX Repeater (7DCX)
Channel: ShortFast
RSSI: -49 dBm
SNR: 6.25 dBm
Hop Info: 1/7 hops
Start: 7, Limit: 6
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: 82 bytes
Decoded: Yes
Decoded Data:
Long Name:VE7MRP Repeater
Short Name:7MRP
Node ID:!48b7cbf9
MAC Address:z4hIt8v5
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:82 bytes
Gateway:!9e779694
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:1 / 7
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 !9e779694
Node ID format
channel_id ShortFast
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1220004857
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 82 bytes size
hop_limit 6
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -49.0 dBm
Signal strength at gateway 		int32
rx_snr 6.25 dB
Signal quality at gateway 		float
rx_time 1774647283
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 1774647284.951355
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 (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779694
Signal Metrics: RSSI: -49.0 dBm
SNR: 6.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:82 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!48b7cbf9", "long_name": "VE7MRP Repeater", "short_name": "7MRP", "macaddr": "z4hIt8v5", "hw_model": "RAK4631" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779694", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1220004857, "to": 4294967295, "id": 3620575687, "rx_time": 1774647283, "rx_snr": 6.25, "rx_rssi": -49, "hop_limit": 6, "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": "0a09213438623763626639120f5645374d52502052657065617465721a04374d52502206cf8848b7cbf9280938024220753a60d2646532ccc7bba4da6bf7062e24df691d5bbedd8ae1738fa64c2f56334800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!48b7cbf9", "long_name": "VE7MRP Repeater", "short_name": "7MRP", "macaddr": "z4hIt8v5", "hw_model": "RAK4631", "role": "ROUTER", "public_key": "dTpg0mRlMszHu6Taa/cGLiTfaR1bvt2K4XOPpkwvVjM=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (82 bytes)
0a09213438623763626639120f5645374d52502052657065617465721a04374d52502206cf8848b7cbf9280938024220753a60d2646532ccc7bba4da6bf7062e24df691d5bbedd8ae1738fa64c2f56334800
Hex Analysis:
Size:82 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 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 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC Current
VE7DCX Repeater (7DCX) -0.673s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.637s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.616s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.594s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.561s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.538s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.515s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.492s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.472s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.451s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.430s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.409s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.388s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.367s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.346s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.313s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.285s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.258s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.228s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.201s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.176s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.153s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.130s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.108s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.085s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.053s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.028s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.029s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.056s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.084s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.113s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.142s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.167s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.203s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.233s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.268s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.316s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.367s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.413s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.467s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.505s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.538s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.570s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.686s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:45 UTC View
45

Total Receptions

1

Unique Gateways