Network concept

What is Computer network?

What is LAN?

What is MAN?

What is WAN?

How the internet works?

What is Webserver?

What is Server?

What is client and bost?

What is NIC?

What is protocol？

Bus topology

Ring topology

Star topology

Mesh topology

OSI model

What is Modem?

What is Router?

What is Switch?

What is Repeater?

How binary code works?

What is Network ID?

Subnetting

CIR notation

What is TCP?

What is UDP?

WHat is HTTP?

What is FTP/TFTP/SMTP/POP/ICMP?

Cisco hardware components

Cisco software

Router categories

Routers portrs

Router functions

How it decides best route?

Static routing

Dynamic routing

VLAN configuration

tatic NAT configuration

Dynamic NAT configuration

NAT overload configuration(PAT)

DHCP methods

DHCP scope

DHCP leased period

DHCP configuration parameters

DHCP configuration

RIP configuration

OSPF configuration

EIGRP configuration

Understanding ipv6