CCNA Training in Chennai

Networking concepts

• Components of network – router, switch, hub, bridge etc
• Types of Network – LAN, MAN, WAN, VPN, PAN & Content Network
• Defining Network requirements – NIC- Ethernet (CSMA/CD)
• 10/100/1000 mbps DUPLEX (Half/Full/Auto) – Connecting Media – Coax.
• 10 base 2T – UTP/STP – CAT 1/2/3..
• Straight through/cross crimping (only details no practical)
• Fiber optics – Single/Multimedia
• 100 Base TX/FX etc – wireless communication.
• Ethernet cabling Standard.
• Connecting Devices
• Repeater – Hub – Switch – Bridge – Topology – Bus/Star/Ring

OSI – Model

• 7 Layers – Communication between the Layers (Encapsulation & De-encapsulation) – PDU.
• Layer 2 – MAC/LLC – 802.3/802.2 (SAP/SNAP) /Ethernet II – Frames
• Broadcast/Collision domain – point of -Hub/Switch/Router
• L4 – 3way handshake – windowing – and about – Connectionless
• Packet size [64B (mini) to 1518B (Max)]

TCP/IP Model & Ipv4 Addressing

• All Layers of TCP/IP Compound with – OS
• Application Layer – TFTP/FTP/SMTP/TELNET/SNMP/DNS
• Transport Layer – TCP/UDP – TCP Segment Format
• 3 way handshake/windowing – UDP segment Format
• Internet Layer
• IP datagram format – Protocol No. – TCP 6 – UDP 17
• ICMP – ARP – RARP
• Introduction to IP addressing – Class A/B/C/D/E
• Private IP address – First OCTET range etc.

Subnetting

• Default Subnet Mask
• Class C Subnetting & Practice no. given
• Class B Subnetting & problems
• Class A Subnetting & problems

Introduction to IPV6

• Introduction
• Host Address Assignment
• Unicast, Multicast and other Special ipV6 Addresses
• Configuring ipV6 Routing and Routing Protocols
• Translations between ipV4 and ipV6
• Summary

Basic of Router & Configuration

• Selection of Router & Cabling a Route
  • When Router used – LAN with WAN connect – to connect networks of different IP
  • Different interface of Router – AUI /S0/S1/AUX – console / BRI etc.
  • Cables used in different interfaces/purpose of interfaces
  • WAN interface cable – EIA/TIA – 232/449/530 – V.35 – X.21
  • Different CISCO series – modular/fixed – 10mbps/100 etc
  • Straight through between DTE & DCE

Different modes of operation & basic commands

• Internal Components:
  • ROM – POST – BSL – ROM-MONITOR PRG – MINIIOS
  • Different interface of Router – AUI /S0/S1/AUX – console / BRI etc.
  • DRAM -Running Config
  • NVRAM – Startup Config
  • Flash MEM – IOS
• Different Modes:
  • ROM Monitor – Reboot Mode – Setup – Exec Model
• Exec Mode
  • User -Privilege – Global – Sub-configuration mode
  • Syntax/command to switch between modes
  • Assigning IP address for -E0-S0-S1
  • Enabling/disabling – console/privilege / vty password
  • Mold – command
  • Show Config / start / run / version / flash
• Basic commands practice
  • Changing between modes – (user-privilege- Global-etc)
  • IP address configuration-E0-S0-S1
  • Password – enabling – encrypting it
  • Practice – motd – show commands – editing commands
  • Assigning host name (for Router)
• Advanced Commands
  • Register value – X2102 – boot field value/purpose ROM monitor made – password breaking 8th/6th/13th bit of register value importance
  • Boot system flash/network/ROM – config-register (Changing register value) – etc command purpose Booting sequence – Backup & Recovery – CDP
  • Practice an above commands as well as following
  • Telnet – [ctrl+shift+6]x – disconnect – sh users /Sessions
  • Clear lines resume – [hostname resolving in telnet domain Enabling/disabling etc – no practical for this alone]
  • Overview of Cisco SDM (Security Device Manager)

IP Routing

• IP Routing, Static Routing & Default Routing
  • IP routing – static routing – default- dynamic routing
  • Providing clock rate to up the link after identifying DCE by “Sh controllers” command
  • Commands/syntax – Static/default routing
• Static Routing & Default Routing
  • Practical-session for Static & default routing
• Dynamic Routing and RIP
  • Dynamic Routing – IGP & EGP
  • IGP – RIP-OSPF – EGRP – EIGRP
  • Classes of Routing Protocol – Distance vector – Link State – Balanced hybrid
  • Role of Routing Protocol – builds/updates/selects & Routes the packet
  • Soluting for Routing loops – Max. loop count – split horizon – Route poison Reverse – Hold down Timer
  • Features of RIP – distance vector algorithm – RIP V1/V2 – load sharing – metric (depends – loop count)
  • Metric value depends – loop count – Ticks – delay – Reliability – cost – MTU – Bandwidth
  • Command – Router RIP Network
  • Sh IP route
  • Timer value for RIP– Update/Invalid/ hold down/flush Timer
• RIP
  • Dynamic Routing – RIP Practical
• Dynamic Routing EIGRP & OSPF
  • Limitations of distance vector algorithm
  • Features of EIGRP and its operations
  • Configuring EIGRP – “Auto-redistribution”
  • Verify and troubleshooting EIGRP
  • Features of OSPF and its operation
  • Configuring single area OSPF
  • Verify and troubleshoot OSPF
• Access List
  • Purpose/advantage of Access-list
  • IP [-for a host – for a network/sub network].
  • Std IP access-list – wild card calculation
  • Extd IP access list
  • Switch port ACL
  • Step involved in creating access list
  • Applying access list at the interface – (inbound/outbound)
  • Named access-list for IP
  • Access-list in Telnet sessiont
• IP standard Access List
  • Practical on
  • IP Std access-list
• IP Extended Access List
  • IP Extd access-list, named access lists
• NAT
  • Implement, Verify & Troubleshoot NAT
    • Explain the Basic Operation Of NAT
    • Using (including CLI/SDM)
    • Practicals on Static NAT, Dynamic NAT and PAT
    • Troubleshoot NAT issues
• WAN Technologies
  • WAN Technologies- Leased Line
    • Leased line
    • P to P communication
    • HDLC & PPP protocol-features
    • Enabling HDLC & PPP
  • PPP Link
    • PPP layer & its explanation/role
    • PAP/CHAP role
    • Configuring PAP/CHAP using commands
  • VPN
    • Describe VPN technology
    • Importance Of VPN
    • Benefits & Role
    • Impact & Components
  • Frame-Relay
    • Packet Switched Network
    • Virtual circuit – DLCI – Access-link – CRI – FECN – BECN – LMI
    • Enabling Frame-relay
    • Inverse ARP
    • Configuring frame-relay for
    • Mesh Network
    • Star Network
    • Combination of above two
• Switching
  • Switching Operation and Configuration
    • Function –add-learning / Forward-filters the Frame / loop avoidance
    • Redundant path and its problems
    • Spanning Tree Protocol – purpose – its different state (blocking/listening/learning/forwarding)
    • Modes of operation of switch/Bridge
    • Port duplexing
    • Switch & hub – half duplex
    • Switch & Server – full duplex
    • CISCO catalyst switch 1912 & 1924 interface details
    • M/K/I modes
    • Basic and advanced commands
    • Enabling & configuring MAC address table
  • VLAN Configuration
    • VLAN – ISL – Trunking
    • Enabling Trunking
    • Assigning VLAN No. & name
    • Configuring ports to a specific VLAN
    • VTP purpose
    • VTP domain
    • VTP modes of operation
    • Switching Technologies (including VTP , RSTP , PVSTP, 802.1q)
    • Implement Basic Switch Security (including Port Security , Trunk access .etc )
• Wireless LAN
  • Wireless Intro & Operation
    • Standards associated with Wireless Media (including WI-FI Alliance, ITU/FCC)
    • Ad-hoc mode, infrastructure mode
    • SSID, BSS, ESS
    • Basic Parameters to configure on a Wireless Network
    • Wireless Security Feature’s (WEP, WPA 1 / 2 )
    • Implementing Wireless Networks