Packet #471787 Success

TELEMETRY_APP packet from crane (cran) to !ffffffff

5
Total Receptions
5
Unique Gateways
7
Hop Count
28
Payload Bytes
Packet Information
Database ID: 471787
Mesh Packet ID: 0x40ad9a16
Used for correlation across gateways
Timestamp: 2026-03-05 01:18:51 UTC
From Node: crane (cran)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic 6f70 (6f70)
Channel: chat.cap.ru
RSSI: Unknown
SNR: Unknown
Hop Info: 7/7 hops
Start: 7, Limit: 0
Relay Node: c0 a5c0
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:26%
Voltage:3.49 V
Channel Usage:6.0%
Air Util TX:1.5%
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:!55c66f70
Channel:chat.cap.ru
Payload Type:TELEMETRY_APP
Hop Count:7 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: chat.cap.ru
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !55c66f70
Node ID format
channel_id chat.cap.ru
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 67698624
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum TELEMETRY_APP
TELEMETRY_APP
enum
decoded.payload_length 28 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit
uint32
hops_taken 7
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1772673530
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority DEFAULT
Packet priority level
enum
delayed Not set enum
channel 105
Channel index
uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 192
Relay node ID
uint32
tx_after Not set uint32
timestamp Not set 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: chat.cap.ru
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (7 hops)
MQTT-Specific Fields
Gateway ID: !55c66f70
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": 1772673483, "device_metrics": { "battery_level": 26, "voltage": 3.492, "channel_utilization": 6.0183334, "air_util_tx": 1.4824166, "uptime_seconds": 26647 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 67698624, "to": 4294967295, "channel": 105, "decoded": { "portnum": "TELEMETRY_APP", "payload": "DcvZqGkSFQgaFe58X0AdMJbAQCXUv70/KJfQAQ==", "bitfield": 1 }, "id": 1085118998, "rx_time": 1772673530, "priority": "DEFAULT", "hop_start": 7, "relay_node": 192, "transport_mechanism": "TRANSPORT_MULTICAST_UDP" }, "channel_id": "chat.cap.ru", "gateway_id": "!55c66f70" }, "mesh_packet": { "from": 67698624, "to": 4294967295, "channel": 105, "decoded": { "portnum": "TELEMETRY_APP", "payload": "DcvZqGkSFQgaFe58X0AdMJbAQCXUv70/KJfQAQ==", "bitfield": 1, "parsed_payload": { "time": 1772673483, "device_metrics": { "battery_level": 26, "voltage": 3.492, "channel_utilization": 6.0183334, "air_util_tx": 1.4824166, "uptime_seconds": 26647 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } }, "id": 1085118998, "rx_time": 1772673530, "priority": "DEFAULT", "hop_start": 7, "relay_node": 192, "transport_mechanism": "TRANSPORT_MULTICAST_UDP" } }
Raw Packet Data (28 bytes)
0dcbd9a8691215081a15ee7c5f401d3096c04025d4bfbd3f2897d001
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 Relay Channel Timestamp Actions
Meshtastic 6f70 (6f70) Primary 0.000s
Reference
Unknown Unknown 7 c0 a5c0 chat.cap.ru 2026-03-05 01:18:51 UTC Current
7 hops Gateways that received this packet after 7 hops
Meshtastic a5c0 (a5c0) -0.212s
Before
-146.0 dBm -18.50 dB 7 f0 chat.cap.ru 2026-03-05 01:18:51 UTC View
NCHK brsk (brsk) -0.497s
Before
-25.0 dBm 7.50 dB 7 3d brs1 chat.cap.ru 2026-03-05 01:18:51 UTC View
Meshtastic 8170 (8170) +2.105s
After
-25.0 dBm 7.25 dB 7 70 6f70 , 8170 chat.cap.ru 2026-03-05 01:18:53 UTC View
NCHK brsk (brs1) -3.097s
Before
-128.0 dBm -19.25 dB 7 c0 chat.cap.ru 2026-03-05 01:18:48 UTC View
5

Total Receptions

5

Unique Gateways