Networking Fundamentals
  • Introduction
  • OSI Layers
  • Switching and Concepts
  • VLAN and Features
  • Private VLAN
  • ARP Poisoning and DAI
  • HSRP
  • TCP Three-Way Handshake
  • IP Addressing and Subnetting
  • How IP Routing works
  • Troubleshooting Approach
  • How ARP Works
  • VLSM
  • Spanning Tree Protocol
  • DHCP Snooping
  • Trunking
  • Multilayer-Switching
  • CSMA/CD-Carrier Sense Multiple Access /Collision Detection
  • VTP Advertisement Types
  • Cisco Three Layers
  • DOD Model
  • VLAN Access Map
  • Switching Packet Flow
  • Port Security and Types
  • PortFast
  • Spanning-Tree UplinkFast
  • Switch Spoofing
  • Root Guard
  • BPDU Guard
  • Vlan Hoping
  • UDLD_Unidirectional Link Detection
  • VTP Pruning
  • How to Secure Switches
  • Loop Guard
  • VRRP
  • TCP Windowing
  • End to End and Local Vlan
  • PVST
  • VTP Configuration Revision Number
  • Precautions for adding switch into Production Network
  • Backbone Fast
  • Rapid Spanning Tree Protocol
  • BPDU Filtering
  • GLBP
  • EtherChannel
  • Router on a Stick Configuration
  • Routing Types
  • How to Configure a Static Route
  • Policy Based Routing
  • Administrative Distance Example
  • Link State and Distance Vector Routing Protocol
  • DHCP Relay Agent
  • Telnet Access List
  • SSH Configuration in Cisco Router
  • IP SLA Config
  • Reliable Static Routing with IP SLA
  • PPP Authentication CHAP
  • PPP Authentication PAP
Let's Understand the Difference
  • RIP and IGRP Difference
  • RIPv1 and RIPv2 difference
  • TCP and UDP Difference
GRE Tunnel
  • GRE Tunnel and Configuration
Switching LAB
  • Multilayer Switch Configuration
  • How to Configure DHCP and DHCP Snooping
  • DHCP Client Server config in GNS3
  • HSRP Configuration
  • VRRP Configuration
  • Port Security Configuration
  • Spanning tree Port Fast Configuration
  • Backbone Fast Configuration
  • Uplink Fast Configuration
  • PVST Configuration
  • GLBP Configuration
  • EtherChannel Configuration
Network Address Translation
  • Network Address Translation
  • Static NAT Configuration
  • Dynamic NAT and PAT Configuration
  • Port Forwarding
  • Port Forwarding using different Port
  • Port Forwarding using different IP address
Troubleshooting Network
  • Troubleshooting OSPF
  • Troubleshooting OSPF Neighbor
  • Troubleshooting Routing Issues-Part1
  • Troubleshooting Routing Issues-Part2
  • Troubleshooting EIGRP-Part 1
  • Troubleshooting EIGRP-Part 2
  • Troubleshooting EIGRP -Part 3
  • Troubleshooting EIGRP -Part4
  • Troubleshooting BGP
  • EtherChannel Troubleshooting_PAGP
  • EtherChannel Troubleshooting_LACP
  • Troubleshooting Port Security Issues
  • Troubleshooting DHCP Issues
  • Troubleshooting APIPA Issues