This course will allow you to acquire the skills and knowledge necessary to install, use and troubleshoot a medium-sized enterprise network, including the configuration of various switches and routers, and the implementation of security.Master LAN networks and you will be ready to configure and troubleshoot protocols: EIGRP, OSPF, RIP, BGP, HSRP, Access-List, VTP, Router on stick, VLAN, trunking protocols and the WAN technology protocols: Frame-Relay, PPP, GRE tunnel.To learn more quickly and efficiently, you will have the Cisco Packet Tracer file for each used topology.To make sure that you will successfully complete the CCNA R&S exam, we will work on 10 simular LABs for CCNA exam.