Packet #17790505 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: 17790505
Mesh Packet ID: 0x926c10ff
Used for correlation across gateways
Timestamp: 2026-03-27 09:17:00 UTC
From Node: FourSisters (4sis)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: FourSisters (4sis)
Channel: LongFast
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:LongFast
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb14e8
Node ID format
channel_id LongFast
Default public channel
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 1774603020.3705444
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)
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ 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": "LongFast", "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 LongFast 2026-03-27 09:17:00 UTC Current
FourSisters (4sis) -1.508s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:58 UTC View
FourSisters (4sis) -1.138s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -0.778s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -0.755s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -0.726s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:16:59 UTC View
FourSisters (4sis) -0.367s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) -0.022s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.021s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.043s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.072s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.096s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.485s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.511s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.534s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.557s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:00 UTC View
FourSisters (4sis) +0.935s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.273s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.296s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.329s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.352s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.375s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.397s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.430s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.456s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.480s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.505s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.531s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.559s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.592s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.613s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:01 UTC View
FourSisters (4sis) +1.635s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.667s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.691s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.715s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.755s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.777s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.798s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.830s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.853s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.879s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.903s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.933s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.956s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-03-27 09:17:02 UTC View
FourSisters (4sis) +1.978s
After
Unknown Unknown 0 e8 4sis LongFast 2026-03-27 09:17:02 UTC View
45

Total Receptions

1

Unique Gateways