Packet #1545800 Success

TELEMETRY_APP packet from Zion πŸ—Ό (Zion) to !ffffffff

15
Total Receptions
15
Unique Gateways
4
Hop Count
28
Payload Bytes
Packet Information
Database ID: 1545800
Mesh Packet ID: 0x08078769
Used for correlation across gateways
Timestamp: 2025-06-22 15:34:58 UTC
From Node: Zion πŸ—Ό (Zion)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic 56cc (56cc)
Channel: LongFast
RSSI: -62 dBm
SNR: 7.0 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:96%
Voltage:4.14 V
Air Util TX:0.3%
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) β†’ MeshPacket (Mesh layer) β†’ Decoded Payload (Application data)
Total Size:28 bytes
Gateway:!db2956cc
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:4 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
βœ“ Direct LoRa transmission (not via MQTT)
βœ“ 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 !db2956cc
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 2224827952
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 Not set uint32
hop_start 4
Initial hop limit
uint32
hops_taken 4
Calculated: hop_start - hop_limit
derived
rx_rssi -62.0 dBm
Signal strength at gateway
int32
rx_snr 7.00 dB
Signal quality at gateway
float
rx_time 1750606495
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 240
Relay node ID
uint32
tx_after Not set uint32
timestamp 1750606498.3851998
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:
  • βœ“ Direct LoRa transmission (not via MQTT)
  • βœ“ 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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !db2956cc
Signal Metrics: RSSI: -62.0 dBm
SNR: 7.00 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": 1750606487, "device_metrics": { "battery_level": 96, "voltage": 4.144, "channel_utilization": 0.0, "air_util_tx": 0.33913887, "uptime_seconds": 101509 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2956cc", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2224827952, "to": 4294967295, "id": 134711145, "rx_time": 1750606495, "rx_snr": 7.0, "rx_rssi": -62, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 240, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d972258681215086015a69b84401d00000000259ca3ad3e28859906", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1750606487, "device_metrics": { "battery_level": 96, "voltage": 4.144, "channel_utilization": 0.0, "air_util_tx": 0.33913887, "uptime_seconds": 101509 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d972258681215086015a69b84401d00000000259ca3ad3e28859906
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
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Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
Meshtastic 56cc (56cc) Primary 0.000s
Reference
-62.0 dBm 7.00 dB 4 LongFast 2025-06-22 15:34:58 Current
Zion πŸ—Ό (Zion) -10.759s
Before
Unknown Unknown 0 LongFast 2025-06-22 15:34:47 View
@lazynoda πŸ‘πŸ—ΌπŸŒ (LZNH) -7.292s
Before
-126.0 dBm -14.75 dB 1 LongFast 2025-06-22 15:34:51 View
SkG@Home πŸ—ΌπŸŒ (SkGH) -7.267s
Before
-103.0 dBm 3.50 dB 1 LongFast 2025-06-22 15:34:51 View
JLC1 (23a4) -5.507s
Before
Unknown 7.25 dB 2 LongFast 2025-06-22 15:34:52 View
Wake Up, Neo...πŸ“‘ (NEO) -4.841s
Before
-94.0 dBm Unknown 2 LongFast 2025-06-22 15:34:53 View
testπŸ—ΌπŸŒπŸŒž (test) -3.456s
Before
-124.0 dBm -15.50 dB 2 LongFast 2025-06-22 15:34:54 View
Hugo πŸ“±πŸŒ‘οΈ (HUGO) -2.736s
Before
-88.0 dBm -15.50 dB 3 LongFast 2025-06-22 15:34:55 View
Vich πŸ“ŸπŸŒ (VCH) -2.689s
Before
-113.0 dBm -1.00 dB 3 LongFast 2025-06-22 15:34:55 View
Vito πŸ“ŸπŸ“‘ (VTO) -2.578s
Before
-116.0 dBm -9.25 dB 3 LongFast 2025-06-22 15:34:55 View
LgnX_1490 (LgnX) -2.294s
Before
-30.0 dBm 5.75 dB 3 LongFast 2025-06-22 15:34:56 View
[TLGO] Base πŸ“‘πŸŒ (TLG0) -2.050s
Before
-112.0 dBm -9.50 dB 3 LongFast 2025-06-22 15:34:56 View
GRN1-BaseπŸ“‘πŸŒ (GRN1) -2.033s
Before
-110.0 dBm -4.50 dB 3 LongFast 2025-06-22 15:34:56 View
Mec Rocket Meco (MRM) -1.239s
Before
-124.0 dBm -15.75 dB 4 LongFast 2025-06-22 15:34:57 View
HeRtH_Fk_01 (HeH1) +28.797s
After
-121.0 dBm -14.00 dB 3 LongFast 2025-06-22 15:35:27 View
15

Total Receptions

15

Unique Gateways