Packet #487685 Success

NODEINFO_APP packet from Meshtastic 242c (242c) to !ffffffff

8
Total Receptions
8
Unique Gateways
7
Hop Count
82
Payload Bytes
Packet Information
Database ID: 487685
Mesh Packet ID: 0x90e8411c
Used for correlation across gateways
Timestamp: 2026-03-06 20:02:40 UTC
From Node: Meshtastic 242c (242c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Poughkeepsie (pkps)
Channel: chat.cap.ru
RSSI: -111 dBm
SNR: -18.75 dBm
Hop Info: 7/7 hops
Start: 7, Limit: 0
Relay Node: f4 48f4
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:Meshtastic 242c
Short Name:242c
Node ID:!435f242c
MAC Address:ZAhDXyQs
Hardware:RPI_PICO
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:!49b66c88
Channel:chat.cap.ru
Payload Type:NODEINFO_APP
Hop Count:7 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: chat.cap.ru
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !49b66c88
Node ID format
channel_id chat.cap.ru
packet MeshPacket (82 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 1130308652
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum NODEINFO_APP
NODEINFO_APP 		enum
decoded.payload_length 82 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi -111.0 dBm
Signal strength at gateway 		int32
rx_snr -18.75 dB
Signal quality at gateway 		float
rx_time 1772827346
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 105
Channel index 		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 Not set 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: chat.cap.ru
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (7 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !49b66c88
Signal Metrics: RSSI: -111.0 dBm
SNR: -18.75 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": "!435f242c", "long_name": "Meshtastic 242c", "short_name": "242c", "macaddr": "ZAhDXyQs", "hw_model": "RPI_PICO" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 1130308652, "to": 4294967295, "channel": 105, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhNDM1ZjI0MmMSD01lc2h0YXN0aWMgMjQyYxoEMjQyYyIGZAhDXyQsKC84DEIgWYgggIs0H0lldgMNE1cWVc/91ixVpgBqzWlaBr8gfW5IAA==", "bitfield": 1 }, "id": 2431140124, "rx_time": 1772827346, "rx_snr": -18.75, "rx_rssi": -111, "hop_start": 7, "relay_node": 244, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "chat.cap.ru", "gateway_id": "!49b66c88" }, "mesh_packet": { "from": 1130308652, "to": 4294967295, "channel": 105, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhNDM1ZjI0MmMSD01lc2h0YXN0aWMgMjQyYxoEMjQyYyIGZAhDXyQsKC84DEIgWYgggIs0H0lldgMNE1cWVc/91ixVpgBqzWlaBr8gfW5IAA==", "bitfield": 1, "parsed_payload": { "id": "!435f242c", "long_name": "Meshtastic 242c", "short_name": "242c", "macaddr": "ZAhDXyQs", "hw_model": "RPI_PICO", "role": "CLIENT_BASE", "public_key": "WYgggIs0H0lldgMNE1cWVc/91ixVpgBqzWlaBr8gfW4=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 2431140124, "rx_time": 1772827346, "rx_snr": -18.75, "rx_rssi": -111, "hop_start": 7, "relay_node": 244, "transport_mechanism": "TRANSPORT_LORA" } }
Raw Packet Data (82 bytes)
0a09213433356632343263120f4d65736874617374696320323432631a043234326322066408435f242c282f380c4220598820808b341f496576030d13571655cffdd62c55a6006acd695a06bf207d6e4800
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
Poughkeepsie (pkps) Primary 0.000s
Reference 		-111.0 dBm -18.75 dB 7 f4 48f4 chat.cap.ru 2026-03-06 20:02:40 UTC Current
7 hops Gateways that received this packet after 7 hops
Meshtastic 842c work (nm01) -4.662s
Before 		-110.0 dBm -5.50 dB 7 2c nm01 , 242c chat.cap.ru 2026-03-06 20:02:35 UTC View
Meshtastic 6f70 (6f70) +19.803s
After 		-114.0 dBm 8.00 dB 7 10 5a10 chat.cap.ru 2026-03-06 20:03:00 UTC View
Meshtastic a5c0 (a5c0) +19.801s
After 		-109.0 dBm 10.00 dB 7 10 5a10 chat.cap.ru 2026-03-06 20:03:00 UTC View
Meshtastic 8170 (8170) +19.430s
After 		-97.0 dBm -14.50 dB 7 10 5a10 chat.cap.ru 2026-03-06 20:02:59 UTC View
Meshtastic 8097 (8097) +19.788s
After 		-100.0 dBm 3.00 dB 7 10 5a10 chat.cap.ru 2026-03-06 20:03:00 UTC View
SADOVYI (sad) -4.364s
Before 		-103.0 dBm 6.75 dB 7 2c 242c chat.cap.ru 2026-03-06 20:02:36 UTC View
GunWest (Pepe) -4.656s
Before 		-122.0 dBm -6.00 dB 7 2c chat.cap.ru 2026-03-06 20:02:35 UTC View
8

Total Receptions

8

Unique Gateways