Packet #17770674 Success

NODEINFO_APP packet from Meshtastic 7794 (7794) to rxtx

6
Total Receptions
6
Unique Gateways
2
Hop Count
80
Payload Bytes
Packet Information
Database ID: 17770674
Mesh Packet ID: 0xdfaf3bcc
Used for correlation across gateways
Timestamp: 2026-05-27 21:26:37 UTC
From Node: Meshtastic 7794 (7794)
To Node: rxtx (341c)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Zoͦmͫвⷡiͥeͤ [GW8] (🧟)
Channel: MediumFast
RSSI: -103 dBm
SNR: -8.75 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Payload Data
Protocol: NODEINFO_APP
Size: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 7794
Short Name:7794
Node ID:!49b67794
MAC Address:jP1JtneU
Hardware:HELTEC_V4
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:80 bytes
Gateway:!deadc0de
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !deadc0de
Node ID format
channel_id MediumFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1236694932
Source node ID 		uint32
to 3148428316
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -103.0 dBm
Signal strength at gateway 		int32
rx_snr -8.75 dB
Signal quality at gateway 		float
rx_time 1779906396
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 56
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1779906397.9304972
Unix timestamp 		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
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !deadc0de
Signal Metrics: RSSI: -103.0 dBm
SNR: -8.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!49b67794", "long_name": "Meshtastic 7794", "short_name": "7794", "macaddr": "jP1JtneU", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!deadc0de", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1236694932, "to": 3148428316, "id": 3752803276, "rx_time": 1779906396, "rx_snr": -8.75, "rx_rssi": -103, "hop_limit": 5, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 56, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213439623637373934120f4d65736874617374696320373739341a043737393422068cfd49b67794286e422053677646143bb03de4f531b2f525a7a028e2fe4d97b0c544dd287e98356e53254800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!49b67794", "long_name": "Meshtastic 7794", "short_name": "7794", "macaddr": "jP1JtneU", "hw_model": "HELTEC_V4", "public_key": "U2d2RhQ7sD3k9TGy9SWnoCji/k2XsMVE3Sh+mDVuUyU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213439623637373934120f4d65736874617374696320373739341a043737393422068cfd49b67794286e422053677646143bb03de4f531b2f525a7a028e2fe4d97b0c544dd287e98356e53254800
Hex Analysis:
Size:80 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 Channel Timestamp Actions
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) Primary 0.000s
Reference 		-103.0 dBm -8.75 dB 2 MediumFast 2026-05-27 21:26:37 Current
Meshtastic b090 (b090) -0.875s
Before 		-116.0 dBm -2.50 dB 2 MediumFast 2026-05-27 21:26:37 View
Aster-02 (AST2) -0.192s
Before 		-44.0 dBm 10.75 dB 2 MediumFast 2026-05-27 21:26:37 View
SYSXX YGW8 (SXY8) -0.139s
Before 		-82.0 dBm 6.75 dB 2 MediumFast 2026-05-27 21:26:37 View
Medved GW8 (MED8) +2.407s
After 		-105.0 dBm -7.25 dB 4 MediumFast 2026-05-27 21:26:40 View
malinki-home (k7p9) +6.208s
After 		-85.0 dBm -1.50 dB 5 MediumFast 2026-05-27 21:26:44 View
6

Total Receptions

6

Unique Gateways