Packet #17595605 Success

POSITION_APP packet from !daa3e170 to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
40
Payload Bytes
Packet Information
Database ID: 17595605
Mesh Packet ID: 0xdd3de2e0
Used for correlation across gateways
Timestamp: 2026-03-26 22:55:15 UTC
From Node: !daa3e170 (e170)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: BRH T1000-E (BRT1)
Channel: MediumFast
RSSI: -94 dBm
SNR: 5.5 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Relay Node: 75
Last byte of the last hop that relayed this packet
Payload Data
Protocol: POSITION_APP
Size: 40 bytes
Decoded: Yes
Decoded Data:
Latitude:51.039437°
Longitude:-114.111283°
Altitude:1094 m
Precision:13 bits
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:40 bytes
Gateway:!23e4aeb5
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:2 / 7
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
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !23e4aeb5
Node ID format
channel_id MediumFast
packet MeshPacket (40 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3668173168
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 40 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -94.0 dBm
Signal strength at gateway 		int32
rx_snr 5.50 dB
Signal quality at gateway 		float
rx_time 1774565721
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 117
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774565715.1406052
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
  • ✓ Reduced position precision: ~2900.0m accuracy
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: !23e4aeb5
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
Signal Metrics: RSSI: -94.0 dBm
SNR: 5.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:40 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 51.0394368, "longitude": -114.1112832, "altitude": 1094, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!23e4aeb5", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3668173168, "to": 4294967295, "id": 3711820512, "rx_time": 1774565721, "rx_snr": 5.5, "rx_rssi": -94, "hop_limit": 5, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 117, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00006c1e150000fcbb18c60825181e016928013d4213096950007800800100b001da9403b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 510394368, "longitude_i": -1141112832, "altitude": 1094, "time": 1761680920, "location_source": "LOC_MANUAL", "timestamp": 1762202434, "altitude_geoidal_separation": 0, "ground_speed": 0, "ground_track": 0, "seq_number": 51802, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (40 bytes)
0d00006c1e150000fcbb18c60825181e016928013d4213096950007800800100b001da9403b8010d
Hex Analysis:
Size:40 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
BRH T1000-E (BRT1) Primary 0.000s
Reference 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC Current
BRH T1000-E (BRT1) -0.302s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.270s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.257s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.240s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.222s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.205s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.194s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.183s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.173s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.162s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.151s
Before 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:14 UTC View
BRH T1000-E (BRT1) -0.125s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.113s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.101s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.088s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.077s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.056s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.044s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.034s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.023s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) -0.012s
Before 		-94.0 dBm 5.50 dB 2 75 MediumFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.016s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.032s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.043s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.054s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.067s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.080s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.092s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.105s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.129s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.142s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.154s
After 		-94.0 dBm 5.50 dB 2 75 ShortFast 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.166s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.178s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.188s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.199s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.210s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.221s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.232s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.245s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.256s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.271s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.283s
After 		-94.0 dBm 5.50 dB 2 75 ShortTurbo 2026-03-26 22:55:15 UTC View
BRH T1000-E (BRT1) +0.303s
After 		-94.0 dBm 5.50 dB 2 75 LongFast 2026-03-26 22:55:15 UTC View
45

Total Receptions

1

Unique Gateways