Packet #2984506 Success

NODEINFO_APP packet from KZ4FD Mobile (Z4FD) to !9ee6f640

5
Total Receptions
5
Unique Gateways
2
Hop Count
79
Payload Bytes
Packet Information
Database ID: 2984506
Mesh Packet ID: 0xcb007a14
Used for correlation across gateways
Timestamp: 2026-03-20 17:27:12 UTC
From Node: KZ4FD Mobile (Z4FD)
To Node: !9ee6f640 (f640)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: NWCT BBS | Say Hi! (NWCT)
Channel: LongFast
RSSI: -127 dBm
SNR: -16.5 dBm
Hop Info: 2/2 hops
Start: 2, Limit: 0
Relay Node: 14 IR7M , NWCT
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: 79 bytes
Decoded: Yes
Decoded Data:
Long Name:KZ4FD Mobile
Short Name:Z4FD
Node ID:!5c9a225d
MAC Address:/KZcmiJd
Hardware:TRACKER_T1000_E
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:79 bytes
Gateway:!ba0cb314
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:2 / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !ba0cb314
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (79 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 1553605213
Source node ID 		uint32
to 2665936448
Target node ID 		uint32
decoded.portnum NODEINFO_APP
NODEINFO_APP 		enum
decoded.payload_length 79 bytes size
hop_limit Not set uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -127.0 dBm
Signal strength at gateway 		int32
rx_snr -16.50 dB
Signal quality at gateway 		float
rx_time 1774027631
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 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 20
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !ba0cb314
Signal Metrics: RSSI: -127.0 dBm
SNR: -16.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:79 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!5c9a225d", "long_name": "KZ4FD Mobile", "short_name": "Z4FD", "macaddr": "/KZcmiJd", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 1553605213, "to": 2665936448, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhNWM5YTIyNWQSDEtaNEZEIE1vYmlsZRoEWjRGRCIG/KZcmiJdKEc4AUIg5DsTrX+OzTjGf1onQxANzpnGRtwHveJfhW/e0uuZYR1IAA==", "request_id": 3499550924, "bitfield": 1 }, "id": 3405806100, "rx_time": 1774027631, "rx_snr": -16.5, "rx_rssi": -127, "hop_start": 2, "relay_node": 20, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "LongFast", "gateway_id": "!ba0cb314" }, "mesh_packet": { "from": 1553605213, "to": 2665936448, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhNWM5YTIyNWQSDEtaNEZEIE1vYmlsZRoEWjRGRCIG/KZcmiJdKEc4AUIg5DsTrX+OzTjGf1onQxANzpnGRtwHveJfhW/e0uuZYR1IAA==", "request_id": 3499550924, "bitfield": 1, "parsed_payload": { "id": "!5c9a225d", "long_name": "KZ4FD Mobile", "short_name": "Z4FD", "macaddr": "/KZcmiJd", "hw_model": "TRACKER_T1000_E", "role": "CLIENT_MUTE", "public_key": "5DsTrX+OzTjGf1onQxANzpnGRtwHveJfhW/e0uuZYR0=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 3405806100, "rx_time": 1774027631, "rx_snr": -16.5, "rx_rssi": -127, "hop_start": 2, "relay_node": 20, "transport_mechanism": "TRANSPORT_LORA" } }
Raw Packet Data (79 bytes)
0a09213563396132323564120c4b5a344644204d6f62696c651a045a3446442206fca65c9a225d284738014220e43b13ad7f8ecd38c67f5a2743100dce99c646dc07bde25f856fded2eb99611d4800
Hex Analysis:
Size:79 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
NWCT BBS | Say Hi! (NWCT) Primary 0.000s
Reference 		-127.0 dBm -16.50 dB 2 14 IR7M , NWCT LongFast 2026-03-20 17:27:12 UTC Current
0 hops (direct receptions) Gateways that heard the packet directly from the source
Meshtastic ca70 (ca70) -5.969s
Before 		-111.0 dBm -4.50 dB 0 - LongFast 2026-03-20 17:27:06 UTC View
RB Relay (RBR) -6.272s
Before 		-122.0 dBm -11.00 dB 0 5d Z4FD LongFast 2026-03-20 17:27:06 UTC View
1 hop Gateways that received this packet after 1 hop
Pi On Air | ctmesh.org (RF:P) -3.813s
Before 		-37.0 dBm 5.50 dB 1 c7 RF:T LongFast 2026-03-20 17:27:08 UTC View
2 hops Gateways that received this packet after 2 hops
Meshtastic 25b4 (25b4) +1.198s
After 		-118.0 dBm -18.50 dB 2 9e LongFast 2026-03-20 17:27:13 UTC View
5

Total Receptions

5

Unique Gateways