Colm Grier

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

CCNA

Understanding of Cisco Network Devices

Cisco Certified Specialist - Enterprise Core

CompTIA IT Operations Specialist – CIOS Stackable Certification

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

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)

Cisco Certified Design Associate (CCDA)

CompTIA A+ Certification

Understanding Cisco Network Security

Cisco Certified Specialist - Security Core

Cisco Certified Design Professional (CCDP)

Understanding Design for Cisco Internetworking Solutions

CompTIA Network+ Certification

Cisco Certified Network Professional Security (CCNP Security)

Cisco Certified Specialist - Enterprise Design

Cisco Certified Network Associate Wireless (CCNA Wireless)

Cisco Certified Specialist - Security Identity Management Implementation

Cisco Certified Specialist - Network Security Firepower

Understanding Cisco Wireless Network Fundamentals

Cisco Certified Specialist - Network Security VPN Implementation

Cisco Certified Specialist - Web Content Security

Cisco Certified Specialist - Enterprise Wireless Implementation

Implementing and Operating Cisco Security Core Technologies

Cisco Certified Specialist - Enterprise Wireless Design

Security Architecture for System Engineers

Cisco Certified Network Professional Wireless (CCNP Wireless)

Aruba Certified ClearPass Associate (ACCA)

Cisco Certified Internetwork Expert Enterprise Wireless (CCIE Enterprise Wireless)