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Jun Xu
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Cisco Certified Specialist - Enterprise Core
Cisco
VMware Certified Professional 6 – Data Center Virtualization
Broadcom
Red Hat Certified System Administrator (RHCSA)
Red Hat
Cisco Certified Specialist - Security Core
Cisco
Cisco Certified Internetwork Expert Enterprise Infrastructure (CCIE Enterprise Infrastructure)
Cisco
Red Hat Certified Engineer (RHCE)
Red Hat
Cisco Certified Specialist - Data Center Design
Cisco
Red Hat Certified Architect (RHCA)
Red Hat
Red Hat Certified Specialist in Cloud Infrastructure
Red Hat
Red Hat Certified Specialist in Virtualization
Red Hat
Cisco Certified Internetwork Expert Enterprise Wireless (CCIE Enterprise Wireless)
Cisco
Red Hat Certified Specialist in Linux Performance Tuning
Red Hat
Red Hat Certified Specialist in High Availability Clustering
Red Hat
Red Hat Certified Specialist in Server Security and Hardening
Red Hat