• IT Essentials

• Network Fundamentals & Covering Letter,

• Routing Protocols and Concepts & Covering Letter

• LAN Switching and Wireless

Cisco Certifications covers the inception and maintenance of a LAN (Local Area Network) of an enterprise, and its connection(s) to the WAN (Wide Area Network), that is provided by a ISP (Internet Service Provider) via a leased or owned Router(s) located at premises of a client, to link its' services and resources to their customers and teleworkers using a secure VPN (Virtual Private Network) tunnel. Other, security implementation can be made by the client using either eBGP, PPP or PPPoE.