Packet #10016775 Success

TELEMETRY_APP packet from GRN1-Base๐Ÿ—ผ๐ŸŒ (GRN1) to !ffffffff

16
Total Receptions
16
Unique Gateways
3
Hop Count
27
Payload Bytes
Packet Information
Database ID: 10016775
Mesh Packet ID: 0xfb8ffc58
Used for correlation across gateways
Timestamp: 2025-09-10 20:55:02 UTC
From Node: GRN1-Base๐Ÿ—ผ๐ŸŒ (GRN1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Malasaรฑa Solar โ˜€๏ธ (๐ŸŒ‡)
Channel: MediumSlow
RSSI: -104 dBm
SNR: -6.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: TELEMETRY_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.25 V
Channel Usage:19.4%
Air Util TX:0.9%
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) โ†’ MeshPacket (Mesh layer) โ†’ Decoded Payload (Application data)
Total Size:27 bytes
Gateway:!68ad5625
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
โœ“ Direct LoRa transmission (not via MQTT)
โœ“ Custom channel: MediumSlow
+ 1 more...
Exposure Risks:
โš  Visible to all nodes on channel
โš  Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !68ad5625
Node ID format
channel_id MediumSlow
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1136068328
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 27 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -104.0 dBm
Signal strength at gateway
int32
rx_snr -6.25 dB
Signal quality at gateway
float
rx_time 1757537703
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 Not set uint32
tx_after Not set uint32
timestamp 1757537702.516217
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:
  • โœ“ Direct LoRa transmission (not via MQTT)
  • โœ“ Custom channel: MediumSlow
  • โœ“ Gateway node ID tracked
Exposure Risks:
  • โš  Visible to all nodes on channel
  • โš  Packet visible to MQTT subscribers
  • โš  Multi-hop path visible (3 hops)
  • โš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !68ad5625
Signal Metrics: RSSI: -104.0 dBm
SNR: -6.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1757537696, "device_metrics": { "battery_level": 101, "voltage": 4.245, "channel_utilization": 19.41, "air_util_tx": 0.9341944, "uptime_seconds": 13639 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!68ad5625", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1136068328, "to": 4294967295, "id": 4220517464, "rx_time": 1757537703, "rx_snr": -6.25, "rx_rssi": -104, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0da0e5c16812140865150ad787401dae479b41255d276f3f28c76a", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1757537696, "device_metrics": { "battery_level": 101, "voltage": 4.245, "channel_utilization": 19.41, "air_util_tx": 0.9341944, "uptime_seconds": 13639 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (27 bytes)
0da0e5c16812140865150ad787401dae479b41255d276f3f28c76a
Hex Analysis:
Size:27 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
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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
Malasaรฑa Solar โ˜€๏ธ (๐ŸŒ‡) Primary 0.000s
Reference
-104.0 dBm -6.25 dB 3 MediumSlow 2025-09-10 20:55:02 Current
GRN1-Base๐Ÿ—ผ๐ŸŒ (GRN1) -4.497s
Before
Unknown Unknown 0 MediumSlow 2025-09-10 20:54:58 View
Perseo ๐Ÿ—ผ๐ŸŒ (nvm1) -2.460s
Before
-107.0 dBm -8.50 dB 1 MediumSlow 2025-09-10 20:55:00 View
Venturada base๐Ÿ—ผ๐ŸŒ (Vb) -2.104s
Before
-119.0 dBm -10.75 dB 1 MediumSlow 2025-09-10 20:55:00 View
Tlgo ๐Ÿ“ก๐ŸŒ๐Ÿ”‹๐Ÿ”Œ (TLG0) -2.098s
Before
-111.0 dBm -4.00 dB 1 MediumSlow 2025-09-10 20:55:00 View
Venturada2๐Ÿ—ผ๐ŸŒโ˜€๏ธ (Vb2) -1.550s
Before
-114.0 dBm -18.75 dB 2 MediumSlow 2025-09-10 20:55:00 View
Meshtastic c498๐Ÿ“ก๐ŸŒ (C498) -1.158s
Before
-112.0 dBm -11.25 dB 2 MediumSlow 2025-09-10 20:55:01 View
KIFO (14f1) -0.579s
Before
-110.0 dBm 1.25 dB 3 MediumSlow 2025-09-10 20:55:01 View
Rodashtastic๐Ÿ—ผ๐ŸŒ (RDSt) -0.502s
Before
-124.0 dBm -15.50 dB 3 MediumSlow 2025-09-10 20:55:02 View
Meshtastic fbec (fbec) -0.435s
Before
-126.0 dBm -7.75 dB 3 MediumSlow 2025-09-10 20:55:02 View
Meshtastic 870c๐Ÿ“ก๐ŸŒ (870c) -0.273s
Before
-102.0 dBm -4.00 dB 3 MediumSlow 2025-09-10 20:55:02 View
Mec Rocket Meco (MRM) -0.259s
Before
-117.0 dBm -13.50 dB 3 MediumSlow 2025-09-10 20:55:02 View
SkG@Home (HV3) ๐Ÿ—ผ๐ŸŒ (SkGh) +0.044s
After
-115.0 dBm -11.75 dB 3 MediumSlow 2025-09-10 20:55:02 View
Ocumare_Base_๐Ÿ—ผ๐ŸŒ (CATA) +0.168s
After
-113.0 dBm -14.25 dB 3 MediumSlow 2025-09-10 20:55:02 View
@lazynoda cocidito ๐Ÿฅต ๐Ÿ—ผ๐ŸŒ (LNCM) +1.094s
After
-109.0 dBm 2.25 dB 3 MediumSlow 2025-09-10 20:55:03 View
Machu Pichu (MaPi) +1.408s
After
-108.0 dBm -14.25 dB 2 MediumSlow 2025-09-10 20:55:03 View
16

Total Receptions

16

Unique Gateways