Packet #28231601 Success

NODEINFO_APP packet from [samsepi0l] 📡🌐 (tlg0) to !ffffffff

18
Total Receptions
18
Unique Gateways
2
Hop Count
87
Payload Bytes
Packet Information
Database ID: 28231601
Mesh Packet ID: 0x8d1d689a
Used for correlation across gateways
Timestamp: 2025-12-17 08:30:41 UTC
From Node: [samsepi0l] 📡🌐 (tlg0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: ETH Maverick (ET01)
Channel: MediumFast
RSSI: -107 dBm
SNR: -7.0 dBm
Hop Info: 2/4 hops
Start: 4, Limit: 2
Relay Node: 61 TO1
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 87 bytes
Decoded: Yes
Decoded Data:
Long Name:[samsepi0l] 📡🌐
Short Name:tlg0
Node ID:!69828c38
MAC Address:kHBpgow4
Hardware:HELTEC_V4
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:87 bytes
Gateway:!2e061241
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 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 !2e061241
Node ID format
channel_id MediumFast
packet MeshPacket (87 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1770163256
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 87 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 -107.0 dBm
Signal strength at gateway 		int32
rx_snr -7.00 dB
Signal quality at gateway 		float
rx_time 1765960240
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 97
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765960241.6291108
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 (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !2e061241
Signal Metrics: RSSI: -107.0 dBm
SNR: -7.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:87 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!69828c38", "long_name": "[samsepi0l] 📡🌐", "short_name": "tlg0", "macaddr": "kHBpgow4", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!2e061241", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770163256, "to": 4294967295, "id": 2367514778, "rx_time": 1765960240, "rx_snr": -7.0, "rx_rssi": -107, "hop_limit": 2, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 97, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921363938323863333812145b73616d73657069306c5d20f09f93a1f09f8c901a04746c67302206907069828c38286e380c42202240a3002d70e47a6192581de08a90831adf001614c73bb8a39d88d557a9ea104800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!69828c38", "long_name": "[samsepi0l] 📡🌐", "short_name": "tlg0", "macaddr": "kHBpgow4", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "IkCjAC1w5Hphklgd4IqQgxrfABYUxzu4o52I1Vep6hA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (87 bytes)
0a0921363938323863333812145b73616d73657069306c5d20f09f93a1f09f8c901a04746c67302206907069828c38286e380c42202240a3002d70e47a6192581de08a90831adf001614c73bb8a39d88d557a9ea104800
Hex Analysis:
Size:87 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
ETH Maverick (ET01) Primary 0.000s
Reference 		-107.0 dBm -7.00 dB 2 61 TO1 MediumFast 2025-12-17 08:30:41 UTC Current
[samsepi0l] 📡🌐 (tlg0) -1.830s
Before 		Unknown Unknown 0 38 tlg0 MediumFast 2025-12-17 08:30:39 UTC View
JAGO1_Cañaveral (JAGO) -1.460s
Before 		-116.0 dBm -7.75 dB 0 38 tlg0 MediumFast 2025-12-17 08:30:40 UTC View
Eagle’s Nest (EAGL) -0.819s
Before 		-100.0 dBm 6.00 dB 1 48 SMR1 MediumFast 2025-12-17 08:30:40 UTC View
Venturada2🗼🌐☀️ (Vb2) -0.619s
Before 		-91.0 dBm 2.00 dB 1 fc Anu2 MediumFast 2025-12-17 08:30:41 UTC View
Fenix (FENX) +0.072s
After 		-114.0 dBm -9.50 dB 2 61 TO1 MediumFast 2025-12-17 08:30:41 UTC View
Ocumare Norte🗼🌐 (RRN) +0.207s
After 		-105.0 dBm -11.75 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 08:30:41 UTC View
ETH Goose (ET03) +1.091s
After 		-34.0 dBm 11.00 dB 3 41 ET01 MediumFast 2025-12-17 08:30:42 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) +1.277s
After 		-90.0 dBm -5.75 dB 2 b0 Vbm , Vb2 MediumFast 2025-12-17 08:30:42 UTC View
Quixote_JS8_7 (QXT7) +1.616s
After 		-18.0 dBm 10.75 dB 4 - MediumFast 2025-12-17 08:30:43 UTC View
P3 iGate 🏠🌐 (P3N2) +1.883s
After 		-38.0 dBm 10.75 dB 4 25 P3N1 MediumFast 2025-12-17 08:30:43 UTC View
Rodashtastic🗼🌐 (RDSt) +2.254s
After 		-116.0 dBm -7.50 dB 2 e8 GRN1 MediumFast 2025-12-17 08:30:43 UTC View
Meshtastic b2b4📡🌐 (b2b4) +2.280s
After 		-110.0 dBm -9.00 dB 3 2d SkyB MediumFast 2025-12-17 08:30:43 UTC View
Karabanchel_Baldur (KarB) +2.303s
After 		-94.0 dBm -1.00 dB 3 2d SkyB MediumFast 2025-12-17 08:30:43 UTC View
🤖 Nicolas Cage 🌐 (Cage) +2.535s
After 		-70.0 dBm 10.50 dB 3 2d SkyB MediumFast 2025-12-17 08:30:44 UTC View
tizon (Sylv) +2.598s
After 		-117.0 dBm -8.50 dB 3 2d SkyB MediumFast 2025-12-17 08:30:44 UTC View
PXT_Home (PXT1) +3.297s
After 		-102.0 dBm 6.75 dB 4 11 BAS1 MediumFast 2025-12-17 08:30:44 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +3.695s
After 		-109.0 dBm -11.75 dB 1 fc Anu2 MediumFast 2025-12-17 08:30:45 UTC View
18

Total Receptions

18

Unique Gateways