Packet #28294495 Success

TELEMETRY_APP packet from Meshtastic 26b0 (26b0) to !ffffffff

18
Total Receptions
18
Unique Gateways
1
Hop Count
37
Payload Bytes
Packet Information
Database ID: 28294495
Mesh Packet ID: 0xb7747d6b
Used for correlation across gateways
Timestamp: 2025-12-17 16:04:20 UTC
From Node: Meshtastic 26b0 (26b0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: MOVIL 1 🟢 MANCHASTIC (MV1V)
Channel: MediumFast
RSSI: -125 dBm
SNR: -15.0 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Relay Node: aa CR1
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: 37 bytes
Decoded: Yes
Decoded Data:
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:37 bytes
Gateway:!38367c7a
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:1 / 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 !38367c7a
Node ID format
channel_id MediumFast
packet MeshPacket (37 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2687837872
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 37 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -125.0 dBm
Signal strength at gateway 		int32
rx_snr -15.00 dB
Signal quality at gateway 		float
rx_time 1765987450
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 170
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765987460.945992
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 (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !38367c7a
Signal Metrics: RSSI: -125.0 dBm
SNR: -15.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:37 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1765987457, "power_metrics": { "ch1_voltage": 10.28, "ch1_current": 45.2, "ch2_voltage": 17.584, "ch2_current": 52.0, "ch3_voltage": 10.288, "ch3_current": 10.4 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!38367c7a", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2687837872, "to": 4294967295, "id": 3077864811, "rx_time": 1765987450, "rx_snr": -15.0, "rx_rssi": -125, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 170, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d81d442692a1e0de17a244115cdcc34421d08ac8c4125000050422da69b24413566662641", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1765987457, "power_metrics": { "ch1_voltage": 10.28, "ch1_current": 45.2, "ch2_voltage": 17.584, "ch2_current": 52.0, "ch3_voltage": 10.288, "ch3_current": 10.4 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (37 bytes)
0d81d442692a1e0de17a244115cdcc34421d08ac8c4125000050422da69b24413566662641
Hex Analysis:
Size:37 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
MOVIL 1 🟢 MANCHASTIC (MV1V) Primary 0.000s
Reference 		-125.0 dBm -15.00 dB 1 aa CR1 MediumFast 2025-12-17 16:04:20 UTC Current
Meshtastic 26b0 (26b0) -2.228s
Before 		Unknown Unknown 0 b0 Vbm , PUPM , 26b0 MediumFast 2025-12-17 16:04:18 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -1.714s
Before 		-78.0 dBm -12.00 dB 0 b0 Vbm , 26b0 MediumFast 2025-12-17 16:04:19 UTC View
🎄 SkG@Home 📡🌐 (SkGH) -1.302s
Before 		-104.0 dBm -13.25 dB 1 aa CR1 MediumFast 2025-12-17 16:04:19 UTC View
[samsepi0l] 📡🌐 (tlg0) -1.247s
Before 		-102.0 dBm -11.00 dB 1 c8 c4c8 MediumFast 2025-12-17 16:04:19 UTC View
JAGO1_Cañaveral (JAGO) -0.800s
Before 		Unknown 10.75 dB 1 70 JAG2 MediumFast 2025-12-17 16:04:20 UTC View
P3 iGate 🏠🌐 (P3N2) -0.234s
Before 		-36.0 dBm 12.00 dB 2 25 P3N1 MediumFast 2025-12-17 16:04:20 UTC View
Fenix (FENX) -0.155s
Before 		-116.0 dBm -11.25 dB 1 61 TO1 MediumFast 2025-12-17 16:04:20 UTC View
Eagle’s Nest (EAGL) +0.058s
After 		-107.0 dBm 2.50 dB 2 a4 Raq1 MediumFast 2025-12-17 16:04:21 UTC View
Karabanchel_Baldur (KarB) +0.305s
After 		-106.0 dBm -10.25 dB 2 88 KarB , FENX MediumFast 2025-12-17 16:04:21 UTC View
ETH Goose (ET03) +0.679s
After 		-34.0 dBm 11.00 dB 2 41 ET01 MediumFast 2025-12-17 16:04:21 UTC View
ETH Maverick (ET01) +0.783s
After 		-106.0 dBm -5.25 dB 1 61 TO1 MediumFast 2025-12-17 16:04:21 UTC View
PXT_Home (PXT1) +1.146s
After 		-106.0 dBm 4.00 dB 3 11 BAS1 MediumFast 2025-12-17 16:04:22 UTC View
🤖 Nicolas Cage 🌐 (Cage) +2.092s
After 		-100.0 dBm 8.25 dB 4 6c f56c MediumFast 2025-12-17 16:04:23 UTC View
Meshtastic 870c📡🌐 (870c) +2.761s
After 		-96.0 dBm 8.50 dB 4 dc d0dc MediumFast 2025-12-17 16:04:23 UTC View
Quass001 ☄️ (Q001) +5.015s
After 		-49.0 dBm 10.50 dB 3 3a Q005 MediumFast 2025-12-17 16:04:25 UTC View
Ocumare Norte🗼🌐 (RRN) +5.446s
After 		-22.0 dBm 11.25 dB 1 6f RRN4 MediumFast 2025-12-17 16:04:26 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +8.819s
After 		-99.0 dBm -2.00 dB 0 b0 Vbm , 26b0 MediumFast 2025-12-17 16:04:29 UTC View
18

Total Receptions

18

Unique Gateways