CCNA Topics :
1) TCP/IP and OSI Layer
2) Header : IP Header / Frame (Ethernet Header)/TCP and UDP Header
3) IPv4 Address and IPv6 Address
4) Subnetting and VLSM
5) Cisco IOS and Command Line
6) Switch / Router Basics
7) Configuring a New CISCO device.
8) Switching : Basic Concept
9) VLAN / DTP /VTP / CDP Concept and Configuration
10) STP / RSTP / PVST / MST and its different flavors : Concept and Configuration
11) LACP and PAgP Concept and Configuration
12) Routing : Basic Concept
13 ) Best Path Selection : Admin distance and Metric
14 ) Static Route and Default Route : Concept and Configuration
15 ) Dynamic Routing Protocol : RIP / EIGRP / OSPF : Concept and Configuration
16 ) OSPF in Detail : Concept and Configuration
17) WAN Technologies : Concept and Configuration
18 ) BGP and MPLS
19 ) VRRP / HSRP / GLBP Concept and Configurtion
20) DNS and DHCP
21 ) NAT and PAT
22) Access List
23) SNMP / Syslog / SPAN
24) Infrastructure Security
25) Troubleshooting Networking Issues.