Wednesday, 28 December 2016

Strategy Behind New CCNA Routing and Switching 200-120

Exam Number                  200-120 CCNA
Associated Certifications CCNA Routing and Switching

RECOGNIZE YOUR NETWORK
UNDERSTAND YOUR LAN
 LOGICAL FLOW OF NETWORK
FLOW TRAFFIC WITH ROUTING TECHNOLOGY
ENHANCE NETWORK VIA IP SERVIES
PROVIDE SECURITY
WAN TECHNOLOGIES
TROUBLE TICKETS
HAVE TO TROUBLESHOO

Operation of IP Data Networks



Recognize the purpose and functions of various network devices such as Routers, Switches, Bridges and Hubs.
Select the components required to meet a given network specification.
Identify common applications and their impact on the network
Describe the purpose and basic operation of the protocols in the OSI and TCP/IP models.
Predict the data flow between two hosts across a network.
Identify the appropriate media, cables, ports, and connectors to connect Cisco network devices to other network devices and hosts in a LAN

LAN Switching Technologies



Determine the technology and media access control method for Ethernet networks
Identify basic switching concepts and the operation of Cisco switches.
Collision Domains
Broadcast Domains
Types of switching
CAM Table
Configure and verify initial switch configuration including remote access management.
Cisco IOS commands to perform basic switch setup
Verify network status and switch operation using basic utilities such as ping, telnet and ssh.
Identify enhanced switching technologies
RSTP
PVSTP
Ethercnannels
Describe how VLANs create logically separate networks and the need for routing between them.
Explain network segmentation and basic traffic management concepts
Configure and verify VLANs
Configure and verify trunking on Cisco switches
DTP
Auto negotiation
Configure and verify PVSTP operation
describe root bridge election
spanning tree mode

IP addressing (IPv4 / IPv6)



Describe the operation and necessity of using private and public IP addresses for IPv4 addressing
Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment.
Identify the appropriate IPv4 addressing scheme using VLSM and summarization to satisfy addressing requirements in a LAN/WAN environment.
Describe the technological requirements for running IPv6 in conjunction with IPv4 such as dual stack
Describe IPv6 addresses
Global unicast
Multicast
Link local
Unique local
eui 64
autoconfiguration

IP Routing Technologies



Describe basic routing concepts
CEF
Packet forwarding
Router lookup process
Describe the boot process of Cisco IOS routers
POST
Router bootup process
Configure and verify utilizing the CLI to set basic Router configuration
Cisco IOS commands to perform basic router setup
Configure and verify operation status of a device interface, both serial and ethernet
Verify router configuration and network connectivity
Cisco IOS commands to review basic router information and network connectivity
Configure and verify routing configuration for a static or default route given specific routing requirements
Manage Cisco IOS Files
Boot preferences
Cisco IOS image(s)
Licensing
Show license
Change license
Differentiate methods of routing and routing protocols
Static vs. Dynamic
Link state vs. Distance Vector
Administrative distance
split horizon
metric
next hop
ip routing table
Passive Interfaces
Configure and verify OSPF (single area)
Benefit of single area
neighbor adjacencies
OSPF states
Discuss Multi area
Configure OSPF v2
Configure OSPF v3
Router ID
Passive interface
LSA types
Configure and verify EIGRP (single AS)
Feasible Distance / Feasible Successors /Administrative distance
Feasibility condition
Metric composition
Router ID
Auto summary
Path selection
Load balancing
Equal
Unequal
Passive interface
Configure and verify interVLAN routing (Router on a stick)
sub interfaces
upstream routing
encapsulation
Configure SVI interfaces

IP Services



Configure and verify DHCP (IOS Router)
configuring router interfaces to use DHCP
DHCP options
excluded addresses
lease time
Describe the types, features, and applications of ACLs
Standard
Sequence numbers
Editing
Extended
Named
Numbered
Log option
Configure and verify ACLs in a network environment
Named
Numbered
Log option
Identify the basic operation of NAT
Purpose
Pool
Static
1 to 1
Overloading
Source addressing
One way NAT
Configure and verify NAT for given network requirements
Configure and verify NTP as a client
Recognize High availability (FHRP)
VRRP
HSRP
GLBP
Configure and verify Syslog
Utilize Syslog Output
Describe SNMP v2 & v3

Network Device Security



Configure and verify network device security features such as
Device password security
Enable secret vs enable
Transport
Disable telnet
SSH
VTYs
Physical security
Service password
Describe external authentication methods
Configure and verify Switch Port Security features such as
Sticky MAC
MAC address limitation
Static / dynamic
Violation modes
Err disable
Shutdown
Protect restrict
Shutdown unused ports
Err disable recovery
Assign unused ports to an unused VLAN
Setting native VLAN to other than VLAN 1
Configure and verify ACLs to filter network traffic
Configure and verify an ACLs to limit telnet and SSH access to the router

Troubleshooting



Identify and correct common network problems
Utilize netflow data
Troubleshoot and correct common problems associated with IP addressing and host configurations.
Troubleshootand Resolve VLAN problems
identify that VLANs are configured
port membership correct
IP address configured
Troubleshoot and Resolve trunking problems on Cisco switches
correct trunk states
correct encapsulation configured
correct vlans allowed
Troubleshoot and Resolve Spanning Tree operation issues
root switch
priority
mode is correct
port states
Troubleshoot and Resolve routing issues
routing is enabled
routing table is correct
correct path selection
Troubleshoot and Resolve OSPF problems
neighbor adjancies
Hello and Dead timers
OSPF area
Interface MTU
Network types
Neighbor states
OSPF topology database
Troubleshoot and Resolve EIGRP problems
neighbor adjancies
AS number
Load balancing
Split horizon
Troubleshoot and Resolve interVLAN routing problems
Connectivity
Encapsulation
Subnet
Native VLAN
Port mode trunk status
Troubleshoot and Resolve ACL issues
Statistics
Permitted networks
Direction
Interface
Troubleshoot and Resolve WAN implementation issues
Serial interfaces
PPP
Frame relay
Troubleshoot and Resolve Layer 1 problems
Framing
CRC
Runts
Giants
Dropped packets
Late collision
Input / Output errors
Monitor NetFlow statistics
Troubleshoot etherchannel problems
WAN Technologies


Identify different WAN Technologies

Metro Ethernet
VSAT
Cellular 3G / 4G
MPLS
T1 / E1
ISDN
DSL
Frame relay
Cable
VPN
Configure and verify a basic WAN serial connection
Configure and verify a PPP connection between Cisco routers
Configure and verify Frame Relay on Cisco routers
Implement and troubleshoot PPPoE







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