CCNA (Cisco Certified Network Associate) certification is one of the professional certifications issued by Cisco and most people engaged in the IT industry or interested in this industry would take the CCNA certification exam[View Full training]. Passing CCNA certification marks your ability to install, configure and operate medium-sized routing and switching networks and troubleshoot. It proves that you have corresponding knowledge and skills and can establish connections with remote sites through WAN, eliminate basic security threats, and understand wireless network access. Contents of new CCNA certification. The newly revised CCNA certification only tests one subject, and its main contents include: Network basic OSI seven layer reference model; Data encapsulation and de-encapsulation; Ethernet; TCP / IP protocol, TCP / IP protocol architecture, IP address classification, subnet division, ARP protocol, TCP protocol, UDP protocol. Routing principle; Static route, default route; Rip protocol, OSPF protocol, EIGRP protocol. Application of access control list, basic access control list, extended access control list, named access control list. Working principle of switch and establishment of MAC table; Static VLAN, dynamic VLAN; VLAN relay, VTP protocol; Communication between VLANs; Spanning Tree Protocol STP. Remote access PPP protocol; Frame-relay; Network address translation NAT. Working principle of WLAN CSMA / CA; WLAN types; WLAN standard; WLAN Security (authentication, encryption). Establish a network of small and medium-sized enterprises through comprehensive experiments A qualified CCNA engineer can complete the following tasks: Determine when hubs, switches, and routers are applied, Confirm port, protocol, address and connectivity with Cisco software, Interconnect switches and routers as required, Configure switches and routers to support LAN and WAN services, Set up an IP subnet to effectively manage the network, Control access to network segments or network resources by configuring access lists, Confirm that the switches, routers and their configured network services are operating as expected, Judge the cause of network failure and solve it, Analyze and solve some practical engineering cases. SPOTO’s CCNA certification courses: knowledge of CCNA certification is the basis of subsequent CCIP and CCIE certification, so it is recommended that you should study it carefully. It’s best to choose a professional CCNA training institution, master the basic knowledge under the guidance of teachers, or directly choose the through train course to get the CCIE certificate! According to the teaching plan designed by SPOTO, all CCNA courses take 24 days and 28 class hours. It mainly includes four learning modules, namely network basic principle, network access technology, network interconnection technology and network service. Through the study of these modules, students can understand the basic architecture of enterprise network, understand the basic principles of network communication, and master the network deployment and troubleshooting of small and medium-sized enterprises. Moreover, the price of SPOTO’s certification courses is very favorable, and we often have preferential treatment for our students. For details, please consult the course teachers. Go To Source