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
• Etherchannels
• 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 Triple 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

OSPF

• 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 inter-VLAN 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.

Troubleshoot and 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