Ulrich Meisl

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 Network Associate Security (CCNA Security)

Understanding Cisco Network Security

Cisco Certified Specialist - Security Core

Cisco Certified Network Professional Security (CCNP Security)

Cisco Certified Specialist - Network Security Firepower

Webex Insider User Group

Citrix Certified Professional - Networking (CCP - N)

Citrix Certified Professional – App Delivery and Security (CCP-AppDS)

Citrix Certified Expert – App Delivery and Security (CCE-AppDS)