Packet #13939652 Success

TELEMETRY_APP packet from Sergiiom Base Mohe๐Ÿ“ก (SMM1) to !ffffffff

14
Total Receptions
14
Unique Gateways
5
Hop Count
28
Payload Bytes
Packet Information
Database ID: 13939652
Mesh Packet ID: 0x1dbde8b9
Used for correlation across gateways
Timestamp: 2025-10-07 01:58:57 UTC
From Node: Sergiiom Base Mohe๐Ÿ“ก (SMM1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic 18a4 (18a4)
Channel: MediumSlow
RSSI: Unknown
SNR: Unknown
Hop Info: 5/5 hops
Start: 5, Limit: 0
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:99%
Voltage:4.19 V
Channel Usage:2.3%
Air Util TX:0.5%
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:28 bytes
Gateway:!c0c318a4
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:5 / 5
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
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !c0c318a4
Node ID format
channel_id MediumSlow
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2956826164
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 28 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit
uint32
hops_taken 5
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1759802410
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 64
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 96
Relay node ID
uint32
tx_after Not set uint32
timestamp 1759802337.997114
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 (5 hops)
MQTT-Specific Fields
Gateway ID: !c0c318a4
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1759802331, "device_metrics": { "battery_level": 99, "voltage": 4.188, "channel_utilization": 2.27, "air_util_tx": 0.48541668, "uptime_seconds": 1448444 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!c0c318a4", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2956826164, "to": 4294967295, "id": 498985145, "rx_time": 1759802410, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 64, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 96, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0ddb73e4681215086315190486401dae471140258988f83e28fcb358", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1759802331, "device_metrics": { "battery_level": 99, "voltage": 4.188, "channel_utilization": 2.27, "air_util_tx": 0.48541668, "uptime_seconds": 1448444 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0ddb73e4681215086315190486401dae471140258988f83e28fcb358
Hex Analysis:
Size:28 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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Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
Meshtastic 18a4 (18a4) Primary 0.000s
Reference
Unknown Unknown 5 MediumSlow 2025-10-07 01:58:57 Current
Mec Rocket Meco (MRM) -2.963s
Before
-107.0 dBm -6.50 dB 1 MediumSlow 2025-10-07 01:58:55 View
Venturada2๐Ÿ—ผ๐ŸŒโ˜€๏ธ (Vb2) -2.956s
Before
-88.0 dBm 4.25 dB 1 MediumSlow 2025-10-07 01:58:55 View
Rodashtastic๐Ÿ—ผ๐ŸŒ (RDSt) -2.588s
Before
-124.0 dBm -16.75 dB 1 MediumSlow 2025-10-07 01:58:55 View
GRN1-Base๐Ÿ—ผ๐ŸŒ (GRN1) -2.582s
Before
-98.0 dBm 3.75 dB 1 MediumSlow 2025-10-07 01:58:55 View
Ethan TIDSA Valdemoro (TID) -1.218s
Before
-118.0 dBm -11.50 dB 2 MediumSlow 2025-10-07 01:58:56 View
Carbon EA4HKU (C) -0.304s
Before
-108.0 dBm Unknown 4 MediumSlow 2025-10-07 01:58:57 View
Baldur Fijo (BalF) -0.286s
Before
-117.0 dBm -13.50 dB 4 MediumSlow 2025-10-07 01:58:57 View
Meshtastic 1760 (1760) -0.252s
Before
-118.0 dBm -2.00 dB 4 MediumSlow 2025-10-07 01:58:57 View
Suop ๐Ÿ“ก ๐ŸŒ (SUOP) -0.152s
Before
-114.0 dBm -8.00 dB 4 MediumSlow 2025-10-07 01:58:57 View
Oxygen EA4HKU (O) +1.261s
After
-13.0 dBm 9.00 dB 5 MediumSlow 2025-10-07 01:58:59 View
Quass001 โ˜„๏ธ (Q001) +1.645s
After
-104.0 dBm 4.25 dB 4 MediumSlow 2025-10-07 01:58:59 View
Quass002 โ˜„๏ธ (Q002) +1.647s
After
-113.0 dBm -3.25 dB 4 MediumSlow 2025-10-07 01:58:59 View
Ocumare_Base_๐Ÿ—ผ๐ŸŒ (CATA) +21.595s
After
-81.0 dBm 7.25 dB 5 MediumSlow 2025-10-07 01:59:19 View
14

Total Receptions

14

Unique Gateways