Cisco Course CCNA

Essais gratuits pour Cisco Certified Network Associate (CCNA)

Free trials for Cisco Certified Network Associate (CCNA) routing and switching certification. Exam 200-125: Cisco Network Device Interconnect: Accelerated (CCNAX

[CCNA Routing and Switching Certification Overview]

As organizations evolve into controller-based structures, the work and capabilities expected of a central system designer are growing and are more needed than ever before. To prepare for this system change, the CCNA Routing and Switching confirmation will not only provide you with information about fundamental innovations, but will also ensure you stay meaningful with the capabilities required to select leading-edge advances.

This test tests the learning and abilities of a hope identified with the basics of the system, advances in local network exchange, IPv4 and IPv6 advances, WAN advances, executive administrations, foundation security and frameworks. .

The spaces:

Network Fundamentals

LAN Switching Technologies

Routing Technologies

WAN Technologies

Infrastructure Services

Infrastructure Security

Infrastructure Management

• Networking basics What is a network? OSI & TCP/IP models Local area network (LAN) Wide area network Encapsulation Ethernet explained Ethernet frame MAC & IP addresses Unicast, multicast, and broadcast addresses Network devices Half duplex and full duplex IEEE Ethernet standards Cisco three-layer hierarchical model

• Cabling Types of Ethernet cabling Types of Ethernet cables – straight-through and crossover

• IP addressing Types of IP addresses Classes of IP addresses Subnetting explained Subnet mask Create subnets CIDR (Classless inter-domain routing)

• Network tools Ping explained Traceroute explained

• Network protocols TCP/IP suite of protocols TCP explained UDP explained Ports explained ARP (Address Resolution Protocol) explained DHCP & DNS Telnet & SSH FTP & TFTP SNMP (Simple Network Management Protocol) HTTP and HTTPS explained NTP (Network Time Protocol) APIPA (Automatic Private IP Addressing) ICMP (Internet Control Message Protocol) IP header

• Cisco IOS Cisco IOS overview Power on a Cisco device IOS command modes Get help in IOS Running & startup configuration IOS basic commands show command Configure descriptions Run privileged commands within global config mode Ports on an IOS device Pipe character in IOS IOS boot sequence Backing up IOS configuration

• IP routing What is IP routing? Connected, static & dynamic routes Administrative distance & metric Routing protocols

• RIP RIP overview Configuring RIPv2 passive-interface command RIP loop prevention Advertise default routes using RIP

• EIGRP EIGRP overview EIGRP configuration EIGRP automatic & manual summarization EIGRP authentication & load balancing EIGRP Reliable Transport Protocol (RTP)

EIGRP Diffusing Update Algorithm (DUAL) EIGRP summary

• OSPF OSPF overview OSPF configuration Designated & Backup Designated Router OSPF authentication OSPF summarization OSPF summary Differences between OSPF and EIGRP

• LAN switching Layer 2 switching Collision & broadcast domain CSMA/CD

• VLAN What is a VLAN? Configuring VLANs Configuring access & trunk ports Frame tagging IEEE 802.1Q Inter-Switch Link (ISL)

• ACLs What are ACLs? Types of ACLs Configuring standard ACLs Configuring extended ACLs

• NAT What is NAT? Static NAT Dynamic NAT Port Address Translation (PAT) configuration

• IPv6 What is IPv6? IPv6 address format Types of IPv6 addresses IPv6 unicast addresses IPv6 global unicast addresses IPv6 unique local addresses IPv6 link-local addresses IPv6 multicast addresses IPv6 address prefixes IPv6 interface identifier IPv6 transition options IPv6 routing protocols How to configure IPv6 RIPng Differences between IPv4 and IPv6