Layer 1 (Physical Layer) Diagnostics
Cable and Physical Connection Testing
Signal Quality and Error Detection
WiFi Signal Diagnostics
Layer 2 (Data Link Layer) Diagnostics
Interface Status and Configuration
MAC Address and ARP
VLAN Diagnostics
Layer 3 (Network Layer) Diagnostics
IPv4 Connectivity
IPv6 Connectivity
Routing
Network Services Diagnostics
DNS
DHCP
Bandwidth Testing
Socket Statistics
Advanced Diagnostics
Packet Capture
Network Load
SSL/TLS Diagnostics
System Network Configuration
Network Services Status
Firewall Diagnostics
Network Quality Tests
Common Issues Resolution
Layer 4 (Transport Layer) Diagnostics
TCP Connection Analysis
TCP Connection Testing
UDP Diagnostics
Socket Statistics
Layer 5 (Session Layer) Diagnostics
Session Management
Application Session Testing
Session Protocol Analysis
Network Protocol Analyzer
Connection Flow Analysis
Advanced Diagnostics
Hardware Diagnostics
Layer 6 (Presentation Layer) Diagnostics
Data Encoding/Decoding
Compression Testing
Encryption Diagnostics
MIME Type Analysis
Layer 7 (Application Layer) Diagnostics
HTTP/HTTPS Diagnostics
DNS Diagnostics
Email Protocol Testing
Web Application Testing
Protocol-Specific Diagnostics
FTP Testing
Database Connection Testing
API Testing
Application Layer Security
Web Security Testing
Application Firewall Testing
Application Layer Protocol Analysis
Service Discovery