Packet #17790517 Success

TELEMETRY_APP packet from FourSisters (4sis) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
27
Payload Bytes
Packet Information
Database ID: 17790517
Mesh Packet ID: 0x926c10ff
Used for correlation across gateways
Timestamp: 2026-03-27 09:17:01 UTC
From Node: FourSisters (4sis)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: FourSisters (4sis)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: e8 4sis
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TELEMETRY_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.24 V
Channel Usage:7.7%
Air Util TX:0.8%
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:27 bytes
Gateway:!a0cb14e8
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb14e8
Node ID format
channel_id MediumFast
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697663720
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 4
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774603015
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 10
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 232
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774603021.6994035
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:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !a0cb14e8
Zero Hop Policy: Enabled
Direct gateway connection
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": 1774603015, "device_metrics": { "battery_level": 101, "voltage": 4.239, "channel_utilization": 7.6800003, "air_util_tx": 0.8005278, "uptime_seconds": 363 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697663720, "to": 4294967295, "id": 2456555775, "rx_time": 1774603015, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 232, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d074bc6691214086515e3a587401d90c2f5402564ef4c3f28eb02", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774603015, "device_metrics": { "battery_level": 101, "voltage": 4.239, "channel_utilization": 7.6800003, "air_util_tx": 0.8005278, "uptime_seconds": 363 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (27 bytes)
0d074bc6691214086515e3a587401d90c2f5402564ef4c3f28eb02
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 Relay Channel Timestamp Actions
FourSisters (4sis) Primary 0.000s
Reference
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC Current
FourSisters (4sis) -2.837s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:58 UTC View
FourSisters (4sis) -2.467s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -2.107s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -2.084s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -2.055s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -1.696s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -1.350s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -1.329s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -1.308s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -1.285s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -1.257s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -1.233s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -0.843s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -0.818s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -0.795s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -0.771s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -0.394s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) -0.056s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) -0.033s
Before
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.023s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.046s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.068s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.101s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.128s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.152s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.176s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.202s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.231s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.263s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.284s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +0.306s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.338s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.362s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.386s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.426s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.448s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.470s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.501s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.524s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.550s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.574s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.604s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.627s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +0.649s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:02 UTC View
45

Total Receptions

1

Unique Gateways