Packet #28300653 Success

TELEMETRY_APP packet from Ciudad Real1 (CR1) to !ffffffff

22
Total Receptions
22
Unique Gateways
3
Hop Count
17
Payload Bytes
Packet Information
Database ID: 28300653
Mesh Packet ID: 0xdb81d823
Used for correlation across gateways
Timestamp: 2025-12-17 16:30:09 UTC
From Node: Ciudad Real1 (CR1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: TweeteR ☀🔋 (TwT)
Channel: MediumFast
RSSI: -107 dBm
SNR: 3.0 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Relay Node: 85 FTO1
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: 17 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:9.9°C
Pressure:892.9 hPa
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:17 bytes
Gateway:!db2ac798
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:3 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 !db2ac798
Node ID format
channel_id MediumFast
packet MeshPacket (17 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 892200874
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 17 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -107.0 dBm
Signal strength at gateway 		int32
rx_snr 3.00 dB
Signal quality at gateway 		float
rx_time 1765989007
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 133
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765989009.0177596
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !db2ac798
Signal Metrics: RSSI: -107.0 dBm
SNR: 3.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:17 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1765988131, "environment_metrics": { "temperature": 9.9, "barometric_pressure": 892.89905 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2ac798", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 892200874, "to": 4294967295, "id": 3682719779, "rx_time": 1765989007, "rx_snr": 3.0, "rx_rssi": -107, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 133, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d23d742691a0a0d66661e411d8a395f44", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1765988131, "environment_metrics": { "temperature": 9.9, "barometric_pressure": 892.89905 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (17 bytes)
0d23d742691a0a0d66661e411d8a395f44
Hex Analysis:
Size:17 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
TweeteR ☀🔋 (TwT) Primary 0.000s
Reference 		-107.0 dBm 3.00 dB 3 85 FTO1 MediumFast 2025-12-17 16:30:09 UTC Current
Ocumare Norte🗼🌐 (RRN) -1.760s
Before 		-106.0 dBm -12.25 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 16:30:07 UTC View
ETH Maverick (ET01) -1.715s
Before 		-107.0 dBm -5.75 dB 1 61 TO1 MediumFast 2025-12-17 16:30:07 UTC View
Fenix (FENX) -1.617s
Before 		-118.0 dBm -13.25 dB 1 61 TO1 MediumFast 2025-12-17 16:30:07 UTC View
MOVIL 1 🟢 MANCHASTIC (MV1V) -1.399s
Before 		-65.0 dBm 11.00 dB 1 b4 MediumFast 2025-12-17 16:30:07 UTC View
Eagle’s Nest (EAGL) -1.350s
Before 		-114.0 dBm -4.50 dB 2 74 TakF MediumFast 2025-12-17 16:30:07 UTC View
[samsepi0l] 📡🌐 (tlg0) -1.224s
Before 		-97.0 dBm -5.75 dB 2 - MediumFast 2025-12-17 16:30:07 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -1.026s
Before 		-100.0 dBm -12.75 dB 1 61 TO1 MediumFast 2025-12-17 16:30:07 UTC View
ETH Goose (ET03) -0.957s
Before 		-36.0 dBm 11.25 dB 2 41 ET01 MediumFast 2025-12-17 16:30:08 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -0.901s
Before 		-107.0 dBm -8.50 dB 2 - MediumFast 2025-12-17 16:30:08 UTC View
Venturada2🗼🌐☀️ (Vb2) -0.869s
Before 		-88.0 dBm 9.25 dB 1 61 TO1 MediumFast 2025-12-17 16:30:08 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -0.689s
Before 		-78.0 dBm 8.00 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 16:30:08 UTC View
Meshtastic 18a4 (18a4) -0.499s
Before 		-56.0 dBm 14.00 dB 3 60 1760 MediumFast 2025-12-17 16:30:08 UTC View
Aldinra_1640_🗼_🌐 (AldB) -0.454s
Before 		-102.0 dBm 5.25 dB 3 60 1760 MediumFast 2025-12-17 16:30:08 UTC View
Quass001 ☄️ (Q001) -0.384s
Before 		-49.0 dBm 10.50 dB 3 3a Q005 MediumFast 2025-12-17 16:30:08 UTC View
JAGO1_Cañaveral (JAGO) -0.357s
Before 		-119.0 dBm -10.25 dB 3 fc MediumFast 2025-12-17 16:30:08 UTC View
Meshtastic 1760 (1760) -0.314s
Before 		-133.0 dBm -12.50 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 16:30:08 UTC View
Quixote_JS8_5🗼🌐 (QXT5) -0.262s
Before 		-114.0 dBm -7.75 dB 3 - MediumFast 2025-12-17 16:30:08 UTC View
Quixote_JS8_7 (QXT7) -0.259s
Before 		-18.0 dBm 10.75 dB 3 - MediumFast 2025-12-17 16:30:08 UTC View
Zion 🗼 (Zion) -0.206s
Before 		-113.0 dBm -12.50 dB 3 85 FTO1 MediumFast 2025-12-17 16:30:08 UTC View
Rodashtastic🗼🌐 (RDSt) -0.032s
Before 		-118.0 dBm -9.50 dB 3 e8 GRN1 MediumFast 2025-12-17 16:30:08 UTC View
PXT_Home (PXT1) +0.914s
After 		-112.0 dBm -1.00 dB 4 a4 HelB MediumFast 2025-12-17 16:30:09 UTC View
22

Total Receptions

22

Unique Gateways