Packet #17978609 Success

TELEMETRY_APP packet from CRT1: Real Mesh is Medium Slow Slot 52 (CRT1) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
27
Payload Bytes
Packet Information
Database ID: 17978609
Mesh Packet ID: 0x9ce1ad40
Used for correlation across gateways
Timestamp: 2026-03-27 19:11:22 UTC
From Node: CRT1: Real Mesh is Medium Slow Slot 52 (CRT1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC)
Channel: ShortFast
RSSI: -123 dBm
SNR: -13.75 dBm
Hop Info: 2/3 hops
Start: 3, Limit: 1
Relay Node: 6c
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:12.3°C
Humidity:23.0%
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:!9e779d68
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e779d68
Node ID format
channel_id ShortFast
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1423990028
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 1
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -123.0 dBm
Signal strength at gateway 		int32
rx_snr -13.75 dB
Signal quality at gateway 		float
rx_time 1774638681
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 108
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774638682.7500885
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: ShortFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779d68
Signal Metrics: RSSI: -123.0 dBm
SNR: -13.75 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": 1774638632, "environment_metrics": { "temperature": 12.26, "relative_humidity": 23.02, "voltage": 4.224, "current": 12.9 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779d68", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1423990028, "to": 4294967295, "id": 2632035648, "rx_time": 1774638681, "rx_snr": -13.75, "rx_rssi": -123, "hop_limit": 1, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 108, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d28d6c6691a140df628444115f628b8412d022b87403566664e41", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774638632, "environment_metrics": { "temperature": 12.26, "relative_humidity": 23.02, "voltage": 4.224, "current": 12.9 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (27 bytes)
0d28d6c6691a140df628444115f628b8412d022b87403566664e41
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

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
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) Primary 0.000s
Reference 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC Current
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.690s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.659s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.623s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.593s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.563s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.540s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.517s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.496s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.466s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.445s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.422s
Before 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.385s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.361s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.332s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.310s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.288s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.252s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.230s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.203s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.179s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.154s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.131s
Before 		-123.0 dBm -13.75 dB 2 6c MediumFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.111s
Before 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.091s
Before 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.070s
Before 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.047s
Before 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.023s
Before 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.022s
After 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.049s
After 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.080s
After 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.105s
After 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.132s
After 		-123.0 dBm -13.75 dB 2 6c ShortFast 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.154s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.177s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.201s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.224s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.246s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:22 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.268s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:23 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.289s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:23 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.310s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:23 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.333s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:23 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.357s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:23 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.380s
After 		-123.0 dBm -13.75 dB 2 6c ShortTurbo 2026-03-27 19:11:23 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.403s
After 		-123.0 dBm -13.75 dB 2 6c LongFast 2026-03-27 19:11:23 UTC View
45

Total Receptions

1

Unique Gateways