Packet #14063501 Success

NODEINFO_APP packet from LM25_T100e 🚶 (🚶) to Poly Solar (SPV)

11
Total Receptions
11
Unique Gateways
4
Hop Count
91
Payload Bytes
Packet Information
Database ID: 14063501
Mesh Packet ID: 0x388194f2
Used for correlation across gateways
Timestamp: 2025-10-07 20:33:55 UTC
From Node: LM25_T100e 🚶 (🚶)
To Node: Poly Solar (SPV)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 2688 (2688)
Channel: MediumSlow
RSSI: -117 dBm
SNR: 1.25 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: NODEINFO_APP
Size: 91 bytes
Decoded: Yes
Decoded Data:
Long Name:LM25_Cañaveral_T100e 🚶
Short Name:🚶
Node ID:!77033788
MAC Address:0rF3AzeI
Hardware:TRACKER_T1000_E
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:91 bytes
Gateway:!f9b02688
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:4 / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (4 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !f9b02688
Node ID format
channel_id MediumSlow
packet MeshPacket (91 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1996699528
Source node ID 		uint32
to 2295070368
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 91 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 -117.0 dBm
Signal strength at gateway 		int32
rx_snr 1.25 dB
Signal quality at gateway 		float
rx_time 1759869233
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 86
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759869235.5404613
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !f9b02688
Signal Metrics: RSSI: -117.0 dBm
SNR: 1.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:91 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!77033788", "long_name": "LM25_Cañaveral_T100e 🚶", "short_name": "🚶", "macaddr": "0rF3AzeI", "hw_model": "TRACKER_T1000_E" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!f9b02688", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1996699528, "to": 2295070368, "id": 948016370, "rx_time": 1759869233, "rx_snr": 1.25, "rx_rssi": -117, "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": 86, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213737303333373838121a4c4d32355f4361c3b161766572616c5f543130306520f09f9ab61a04f09f9ab62206d2b1770337882847422065ab4e3ade277d7b03809bfafd43b0f4229bdaf3ce7d7731c14abcd134b64e7a4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!77033788", "long_name": "LM25_Cañaveral_T100e 🚶", "short_name": "🚶", "macaddr": "0rF3AzeI", "hw_model": "TRACKER_T1000_E", "public_key": "ZatOOt4nfXsDgJv6/UOw9CKb2vPOfXcxwUq80TS2Tno=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (91 bytes)
0a09213737303333373838121a4c4d32355f4361c3b161766572616c5f543130306520f09f9ab61a04f09f9ab62206d2b1770337882847422065ab4e3ade277d7b03809bfafd43b0f4229bdaf3ce7d7731c14abcd134b64e7a4800
Hex Analysis:
Size:91 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 Channel Timestamp Actions
Meshtastic 2688 (2688) Primary 0.000s
Reference 		-117.0 dBm 1.25 dB 4 MediumSlow 2025-10-07 20:33:55 Current
[TLG] 📡🌐🔋🔌 (tlg0) -4.976s
Before 		-116.0 dBm -7.75 dB 1 MediumSlow 2025-10-07 20:33:50 View
Baldur Fijo (BalF) -3.566s
Before 		-99.0 dBm 1.00 dB 2 MediumSlow 2025-10-07 20:33:51 View
tizon (Sylv) -3.535s
Before 		-103.0 dBm 5.00 dB 2 MediumSlow 2025-10-07 20:33:52 View
Zion 🗼 (Zion) -0.018s
Before 		-108.0 dBm -12.75 dB 4 MediumSlow 2025-10-07 20:33:55 View
Mec Rocket Meco (MRM) +1.872s
After 		-109.0 dBm -8.00 dB 3 MediumSlow 2025-10-07 20:33:57 View
Venturada2🗼🌐☀️ (Vb2) +1.879s
After 		-87.0 dBm 5.25 dB 3 MediumSlow 2025-10-07 20:33:57 View
XiaoWatt c4c8 🌐🔌 (c4c8) +4.736s
After 		-97.0 dBm 5.75 dB 4 MediumSlow 2025-10-07 20:34:00 View
Machu Pichu (MaPi) +4.916s
After 		-100.0 dBm -5.75 dB 4 MediumSlow 2025-10-07 20:34:00 View
GRN1-Base🗼🌐 (GRN1) +4.982s
After 		-89.0 dBm 4.50 dB 4 MediumSlow 2025-10-07 20:34:00 View
Miguel Tracker (MGPS) +5.440s
After 		-67.0 dBm 13.00 dB 4 MediumSlow 2025-10-07 20:34:00 View
11

Total Receptions

11

Unique Gateways