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12. Troubleshooting · Where to Begin
· Cisco Discovery Protocol (CDP)
· L1 & L2 Troubleshooting
· LAN Troubleshooting
· WAN Troubleshooting
· Telnet & SSH & Maintenance Commands
· Administrative Distance
· Extended Ping & Traceroute
· The Real Key to Troubleshooting 13. Introduction to Network Security · Firewalls & Proxy Servers
· The Attacker's Arsenal
· Intro to PIX, ASA, IDS, & IPS
· Viruses, Worms, & Trojan Horses
· Preventing Virus Attacks
· One Final Cisco "Secret" 14. Introduction to ICND2
15. Switching II
· STP
· Root Bridges, Root Ports, & Designated Ports
· STP Timers & Port States
· Portfast
· VLANs & Trunking
· Access & Trunk Port Comparison
· VTP
· "Router on a Stick"
· RSTP & PVST
· Etherchannels 16. PTP WAN Links, HDLC, PPP, &
Frame Relay · HDLC vs. PPP
· PPP Features
· PAP & CHAP
· Frame Relay Introduction
· Frame Relay LMI Theory
· Frame Relay Configs, DLCIs, Frame Maps,
& Inverse ARP
· Frame Sub-Interfaces3
· Split Horizon
· Frame Relay LMI Show, Debug, & Lab
· FECN, BECN, DE bits
· PVC Status Meanings 17. Static Routing & RIP · Static Routing Theory & Configuration
· Distance Vector Protocol Behavior -
Split Horizon & Route Poisoning
· RIP Theory & Version Differences
· The Joy of "show ip protocols"
· RIP Limitations
· RIP Timers
· Floating Static Routes 18. OSPF · Link State Routing Protocol Concepts
& Basics
· The DR & BDR
· Hello Packets
· Troubleshooting Adjacency Issues
· Hub-and-Spoke NBMA OSPF Networks
· Broadcast Networks
· The OSPF RID
· OSPF Router Types
· Advantages of OSPF
· Point-to-Point OSPF Networks
· Default-Information Originate
· OSPF Authentication 19. EIGRP · Introduction to EIGRP
· Successors & Feasible Successors
· EIGRP vs. RIPv2
· Basic Configuration
· Wildcard Masks
· Load Sharing (Equal & Unequal-cost)
· EIGRP, RIPv2, & Autosummarization
· Passive vs. Active Routes 20. IP Version 6 & NAT · IPv6 Theory & Introduction
· Zero Compression & Leading Zero
Compression
· IPv6 Reserved Addresses
· The Autoconfiguration Process
· OSPF v3 Basics
· Transition Strategies
· NAT Theory & Introduction
· Static NAT Configuration
· Dynamic NAT Configuration
· PAT Configuration 21. VPNs & IPSec · Definitions & Tunneling Protocols
· Data Encryption Technologies
· Key Encryption Schemes
· IPSec, AH & ESP
· A VPN in Your Web Browser 22. ACLs & Route · ACL Login & the Implicit Deny
· Standard ACLs & Remarks
· "Host" & "Any"
· The Order of the Lines
· Extended ACLs
· Named ACLs
· Telnet Access, Placing ACLs, &
Blocking Pings
· Dynamic & Time-Based ACLs
· Port Number
· Route Summarization with RIP & EIGRP 23. Variable Length Subnet Masking |
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1. Introduction to Networking &
the Networking Models · The Network
· The OSI Model
· The Data Transmission Process
· The TCP/IP Model
· TCP & UDP
· Ports
· Sockets
· Port Numbers 2. Ethernet Standards & Cable Types · The Need For & Operation of CSMA/CD
· Ethernet Types & Standards
· Pins & Transmissions
· Crosstalk
· Cable Types
· Ethernet Addressing
· Introduction to WAN Cabling & a Cable Type 3. Switching · Repeaters, Hubs & Bridges
· Building the MAC Table
· Frame Processing Methods
· Virtual LANs
· Cisco Three-Layer Switching Model
· Introduction to STP
· Basic Switch Security
· Port Security Defaults, Options &
Configurations 4. Common Router & Switch
Commands · Physical Connections & Passwords
· Telnet & SSH
· User, Enable & Privilege Modes
· Enable Password vs. Enable Secret
· Physical Side of Cisco Switches
· Assigning an IP Address & Default
Gateway To The Switch
· Speed, Duplex, & "Interface Range"
· Banners, "logging synch", & "exec-timeout"
· Keystroke Shortcuts & Manipulating History 5. IP Addressing & the Routing Process · IP Addressing & Binary Conversions
· IP Address Classes
· Private IP Address Ranges
· Introduction to the Routing Process
· Keeping Subnets On One "Side" of the Router 6. ARP, DNS & DHCP · One Destination, Two Destination Addresses
· DNS & DHCP Process
· The ARP Process
· Routers, Broadcasts, & Proxy ARP
· Configuring DHCP on a Cisco Router With SDM 7. Memory Components & Config Files · ROM, RAM, NVRAM, & Flash
· The Boot Process
· Setup Mode
· Startup & Running Configuration Files
· The COPY Command
· IOS Upgrading
· The Configuration Register 8. Introduction to Wireless Networks
(WLANs) · Wireless Network Types
· Standards & Ranges
· Spread Spectrum
· Antenna Types
· CA vs. CD
· SSIDs & MAC Address Authentication
· WEP, WPA, & WPA2 9. Binary Math & Subnetting · Decimal > Binary, Binary > Decimal
· Subnetting Basics
· Calculating Number of Valid Subnets
· Prefix Notification
· Calculating Number of Valid Hosts
· Calculating Number of Valid IP
Addresses in a Given Subnet
· Calculating the Subnet Number of a
Given IP Address
· Meeting Stated Design Requirements 10. Static Routing & RIP · Static Routing Theory & Labs
· RIP Routing Theory & Labs
· "show ip protocols", "show ip route rip",
"debug ip rip", & More! 11. Wide Area Networks (WANs) · Physical Side of WANs
· Directly Connecting Cisco Routers
Via Serial Interfaces
· HDLC & PPP
· Intro to Frame Relay
· RFC 1918 Addresses, NAT & PAT
· Intro to ATM
· Modems & DSL Variations |
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