Packet #2788474 Success

NODEINFO_APP packet from Bridge (ATAK) to Solar@zAlex (@le2)

21
Total Receptions
8
Unique Gateways
4
Hop Count
71
Payload Bytes
Packet Information
Database ID: 2788474
Mesh Packet ID: 0xb7ff0240
Used for correlation across gateways
Timestamp: 2025-07-04 12:54:22 UTC
From Node: Bridge (ATAK)
To Node: Solar@zAlex (@le2)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Zion 🗼 (Zion)
Channel: Iberia
RSSI: -106 dBm
SNR: -19.25 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 71 bytes
Decoded: Yes
Decoded Data:
Long Name:Bridge
Short Name:ATAK
Node ID:!43b587d4
MAC Address:SMpDtYfU
Hardware:HELTEC_V3
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:71 bytes
Gateway:!849c2e30
Channel:Iberia
Payload Type:NODEINFO_APP
Hop Count:4 / 5
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 !849c2e30
Node ID format
channel_id Iberia
packet MeshPacket (71 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1135970260
Source node ID 		uint32
to 2833931354
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 71 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -106.0 dBm
Signal strength at gateway 		int32
rx_snr -19.25 dB
Signal quality at gateway 		float
rx_time 1751633660
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 120
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1751633662.672162
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: Iberia
  • ✓ 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: !849c2e30
Signal Metrics: RSSI: -106.0 dBm
SNR: -19.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:71 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!43b587d4", "long_name": "Bridge", "short_name": "ATAK", "macaddr": "SMpDtYfU", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849c2e30", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1135970260, "to": 2833931354, "id": 3086942784, "rx_time": 1751633660, "rx_snr": -19.25, "rx_rssi": -106, "hop_limit": 1, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 120, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921343362353837643412064272696467651a044154414b220648ca43b587d4282b42209b6219fd119d135f5532d2ec7be15329555f527e06f8db6fb569f2e73651e4224800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!43b587d4", "long_name": "Bridge", "short_name": "ATAK", "macaddr": "SMpDtYfU", "hw_model": "HELTEC_V3", "public_key": "m2IZ/RGdE19VMtLse+FTKVVfUn4G+NtvtWny5zZR5CI=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (71 bytes)
0a0921343362353837643412064272696467651a044154414b220648ca43b587d4282b42209b6219fd119d135f5532d2ec7be15329555f527e06f8db6fb569f2e73651e4224800
Hex Analysis:
Size:71 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
Zion 🗼 (Zion) Primary 0.000s
Reference 		-106.0 dBm -19.25 dB 4 Iberia 2025-07-04 12:54:22 Current
Meshtastic c498📡🌐 (C498) -10.259s
Before 		-127.0 dBm -19.50 dB 1 Iberia 2025-07-04 12:54:12 View
Meshtastic c498📡🌐 (C498) -10.190s
Before 		-127.0 dBm -19.50 dB 1 Iberia 2025-07-04 12:54:12 View
Venturada base🗼🌐 (Vb) -10.106s
Before 		-118.0 dBm -7.00 dB 1 Iberia 2025-07-04 12:54:12 View
GRN1-Base📡🌐 (GRN1) -9.936s
Before 		-111.0 dBm -2.25 dB 1 Iberia 2025-07-04 12:54:12 View
Venturada base🗼🌐 (Vb) -9.041s
Before 		-118.0 dBm -7.00 dB 1 Iberia 2025-07-04 12:54:13 View
GRN1-Base📡🌐 (GRN1) -8.050s
Before 		-111.0 dBm -2.25 dB 1 Iberia 2025-07-04 12:54:14 View
Venturada2🗼🌐☀️ (Vb2) -7.207s
Before 		-98.0 dBm Unknown 2 Iberia 2025-07-04 12:54:15 View
Venturada2🗼🌐☀️ (Vb2) -6.155s
Before 		-98.0 dBm Unknown 2 Iberia 2025-07-04 12:54:16 View
Wake Up, Neo...📡 (NEO) -5.046s
Before 		-94.0 dBm -3.75 dB 3 Iberia 2025-07-04 12:54:17 View
Wake Up, Neo...📡 (NEO) -4.987s
Before 		-94.0 dBm -3.75 dB 3 Iberia 2025-07-04 12:54:17 View
Meshtastic c27c - 868 (DSU) -0.100s
Before 		-95.0 dBm 0.25 dB 4 Iberia 2025-07-04 12:54:22 View
Meshtastic c27c - 868 (DSU) -0.047s
Before 		-95.0 dBm 0.25 dB 4 Iberia 2025-07-04 12:54:22 View
Zion 🗼 (Zion) +1.057s
After 		-106.0 dBm -19.25 dB 4 Iberia 2025-07-04 12:54:23 View
Meshtastic bb44 (bb44) +1426.337s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:18:09 View
Meshtastic bb44 (bb44) +1426.394s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:18:09 View
Meshtastic bb44 (bb44) +1479.480s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:19:02 View
Meshtastic bb44 (bb44) +1508.525s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:19:31 View
Meshtastic bb44 (bb44) +1537.597s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:20:00 View
Meshtastic bb44 (bb44) +1566.627s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:20:29 View
Meshtastic bb44 (bb44) +1612.660s
After 		-139.0 dBm -12.25 dB 4 Iberia 2025-07-04 13:21:15 View
21

Total Receptions

8

Unique Gateways