Packet #17944054 Success

TELEMETRY_APP packet from Carthage-01 (CA01) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17944054
Mesh Packet ID: 0x0b78ea70
Used for correlation across gateways
Timestamp: 2026-03-27 17:14:48 UTC
From Node: Carthage-01 (CA01)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: DIR Rooftop (DIR)
Channel: LongFast
RSSI: -94 dBm
SNR: -3.5 dBm
Hop Info: 2/4 hops
Start: 4, Limit: 2
Relay Node: a8 id01
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: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:4.43 V
Channel Usage:17.1%
Air Util TX:1.0%
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:28 bytes
Gateway:!6985083c
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6985083c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658696864
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 28 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 4
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 -3.50 dB
Signal quality at gateway 		float
rx_time 1774631687
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 168
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774631688.4926403
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !6985083c
Signal Metrics: RSSI: -94.0 dBm
SNR: -3.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774631694, "device_metrics": { "battery_level": 101, "voltage": 4.428, "channel_utilization": 17.063334, "air_util_tx": 0.9983334, "uptime_seconds": 216747 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658696864, "to": 4294967295, "id": 192473712, "rx_time": 1774631687, "rx_snr": -3.5, "rx_rssi": -94, "hop_limit": 2, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 168, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d0ebbc66912150865152db28d401db581884125c7927f3f28ab9d0d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774631694, "device_metrics": { "battery_level": 101, "voltage": 4.428, "channel_utilization": 17.063334, "air_util_tx": 0.9983334, "uptime_seconds": 216747 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d0ebbc66912150865152db28d401db581884125c7927f3f28ab9d0d
Hex Analysis:
Size:28 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
DIR Rooftop (DIR) Primary 0.000s
Reference 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:48 UTC Current
DIR Rooftop (DIR) -1.111s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -1.072s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -1.040s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -1.019s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.999s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.979s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.956s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.931s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.908s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.872s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.837s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 LongFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.760s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.718s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.691s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.670s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.648s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.624s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.601s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.578s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.557s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.536s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.516s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 MediumFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.496s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:47 UTC View
DIR Rooftop (DIR) -0.465s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.442s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.418s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.396s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.375s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.354s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.334s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.313s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.290s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.266s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortFast 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.243s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.220s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.199s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.179s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.152s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.131s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.108s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.086s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.063s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.041s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
DIR Rooftop (DIR) -0.021s
Before 		-94.0 dBm -3.50 dB 2 a8 id01 ShortTurbo 2026-03-27 17:14:48 UTC View
45

Total Receptions

1

Unique Gateways