Network Infrastructure

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Network infrastructure is the hardware and software resources of an entire network that enable network connectivity, communication, operations and management of an enterprise network. It provides the communication path and services between users, processes, applications, services and external networks/the internet.

Network infrastructure is typically part of the IT infrastructure found in most enterprise IT environments. The entire network infrastructure is interconnected, and can be used for internal communications or external communications. A typical network infrastructure includes:

Networking Hardware:

• Routers
• Switches
• LAN cards
• Wireless routers
• Cables

Networking Software:

• Network operations and      management
• Operating systems
• Firewall
• Network security      applications

Network Services:

• T-1 Line
• DSL
• Satellite
• Wireless protocols
• IP addressing

Relevant Certifications:

• Cisco Certified Entry      Networking Technician (CCENT)
• Cisco Certified Technician      (CCT)
• Cisco Certified Network      Associate (CCNA)
• Cisco Certified Design      Associate (CCDA)
• Cisco Certified Network      Professional (CCNP)
• CompTIA      Certifications – including CompTIA A+ and CompTIA Network+
• Juniper      Networks Certification Program (JNCP) – available at associate,      specialist, professional and expert levels
• Microsoft      Certifications – including Microsoft Certified Solutions      Associate (MCSA) and the higher level Microsoft Certified Solutions Expert      (MCSE).