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Chrysostomos Vakoulas
Manager, UC EMEA Engineering Lead | Pfizer
Thessaloniki
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22 badges
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Microsoft Certified: Azure Fundamentals
Microsoft
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco
CCNA
Cisco
Understanding of Cisco Network Devices
Cisco
Cisco Certified Specialist - Enterprise Core
Cisco
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco
Cisco Certified Network Professional Enterprise (CCNP Enterprise)
Cisco
Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation
Cisco
Cisco Certified Network Associate Wireless (CCNA Wireless)
Cisco
Cisco Certified DevNet Associate
Cisco
Cisco Certified Specialist - Collaboration Core
Cisco
Webex Insider User Group
Cisco
Understanding Cisco Wireless Network Fundamentals
Cisco
Cisco Certified Network Professional Collaboration (CCNP Collaboration)
Cisco
DevNet Class of 2020
Cisco
Cisco Certified Specialist - Collaboration Applications Implementation
Cisco
Cisco Certified Specialist - Collaboration Call Control & Mobility Implementation
Cisco
Cisco Certified Specialist - Collaboration Cloud & Edge Implementation
Cisco
Cisco Meraki Solutions Specialist
Cisco
Cisco HyperFlex for Systems Engineers
Cisco
Cisco HyperFlex for Systems Engineers
Cisco
Webex Calling Administration Professional
Cisco
