Cisco Certified Design Associate (CCDA) - Certified personnel have a knowledge of network design for the Cisco Internetwork Infrastructure. CCDA certified professionals can design routed and switched network infrastructures involving LAN, WAN, and dial access services for businesses and organizations.

Cisco Certified Network Associate (CCNA) - This certification indicates a foundation in and knowledge of networking. CCNA certified professionals can install, configure, and operate LAN, WAN, and dial access services for small networks (100 nodes or fewer), including but not limited to use of these protocols: IP, IGRP, Serial, Frame Relay, IP RIP, VLANs, RIP, Ethernet, Access Lists.

Cisco Certified Design Professional (CCDP) - CCDP certified employees have advanced knowledge of network design. With a CCDP, a network professional can design routed and switched networks involving LAN, WAN, and dial access services, applying modular design practices and making sure the whole solution responds optimally to the business and technical needs and is designed to be highly available. Personnel also have knowledge in Content and Storage Application Networking, Voice/Video Applications and critical modern infrastructure services such as wireless access, and network services such as security and management, QoS and multicast.

Cisco Certified Network Professional (CCNP) - Certified employees have advanced knowledge of networks. With a CCNP, a network professional can install, configure, and troubleshoot local and wide area networks for enterprise organizations with networks from 100 to more than 500 nodes. The content emphasizes topics such as security, converged networks, quality of service (QoS), virtual private networks (VPN) and broadband technologies.

Descriptions of certifications obtained from Cisco Systems.

CompTIA Network + - All Network+ engineers have had a minimum nine months of field experience in network support or administration. They have demonstrated "critical knowledge of media and topologies, protocols and standards, network implementation and network support." (CompTIA web site)

CompTIA A+ - "Those holding the A+ certification have a broad base of knowledge and competency in core hardware and operating system technologies including installation, configuration, diagnosing, preventive maintenance and basic networking." (CompTIA web site)