Packet #18017157 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: 18017157
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 1774647284.8433273
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) -0.565s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.529s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.508s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.485s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.453s
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) -0.407s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.384s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.364s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.343s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.322s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ LongFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.301s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.280s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.259s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.238s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.205s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.177s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.150s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.120s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.093s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.068s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.045s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ MediumFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) -0.022s
Before 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.023s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.055s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.080s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.108s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.137s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:44 UTC View
VE7DCX Repeater (7DCX) +0.164s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.192s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.221s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.250s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortFast 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.275s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.311s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.341s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.376s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.424s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.475s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.521s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.575s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.613s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.646s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.678s
After 		-49.0 dBm 6.25 dB 1 f4 7XRJ ShortTurbo 2026-03-27 21:34:45 UTC View
VE7DCX Repeater (7DCX) +0.794s
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