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Ivan Shirshin
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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 Design Associate (CCDA)
Cisco
Cisco Certified Specialist - Security Core
Cisco
Cisco Certified Internetwork Expert Enterprise Infrastructure (CCIE Enterprise Infrastructure)
Cisco
Cisco Certified Design Professional (CCDP)
Cisco
Understanding Design for Cisco Internetworking Solutions
Cisco
CX Baseline Training
Cisco
ONEx Agile Fundamentals
Cisco
Cisco Certified DevNet Associate
Cisco
Cisco Certified Specialist - Data Center Core
Cisco
DevNet Class of 2020
Cisco
BCS 3.0 Delivery Enablement
Cisco
Support Services Engineer Green Belt
Cisco
Cisco Certified Internetwork Expert Data Center (CCIE Data Center)
Cisco
Implementing and Operating Cisco Security Core Technologies
Cisco
Securing Networks with Cisco Firepower Next Generation Firewall
Cisco
