David Deleye

Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)

CCNA

Understanding of Cisco Network Devices

Cisco Certified Specialist - Enterprise Core

Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)

Cisco Certified Network Professional Enterprise (CCNP Enterprise)

Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation

Cisco Certified Design Associate (CCDA)

Cisco Certified Specialist - Security Core

Understanding Design for Cisco Internetworking Solutions

Cisco Certified Network Professional Security (CCNP Security)

Cisco Certified Network Associate Wireless (CCNA Wireless)

Palo Alto Networks Systems Engineer (PSE)- Foundation

Cisco Certified Specialist - Collaboration Core

Cisco Certified Specialist - Security Identity Management Implementation

Palo Alto Networks Certified Network Security Administrator

Understanding Cisco Wireless Network Fundamentals

Palo Alto Networks Systems Engineer (PSE) - Strata Associate

Security Architecture for System Engineers