• CCNA Vol 1
    • Vol 1 Part 1: Intro
      • All Content Part 1
      • Ch01: Intro to TCP/IP
      • Ch02: Intro to Ethernet
      • Ch03: Intro Routing, WAN
    • Vol 1 Part 2: Ethernet
      • All Content Part 2
      • Ch04: Command Line
      • Ch05: Ethernet Switching
      • Ch06: Switch Management
      • Ch07: Switch Interfaces
    • Vol 1 Part 3: VLANs, STP
      • All Content Part 3
      • Ch08: Virtual LANs
      • Ch09: Spanning Tree
      • Ch10: RSTP and EtherChannel
    • Vol 1 Pt 4: IP Addresses
      • All Content Part 4
      • Ch11: IPv4 Subnetting
      • Ch12: Classful IPv4 Networks
      • Ch13: IPv4 Subnet Masks
      • Ch14: Analyzing IPv4 Subnets
      • Ch15: Subnet Design
    • Vol 1 Part 5: IP Routing
      • All Content Part 5
      • Ch16: Operating Routers
      • Ch17: Router Addresses and Routes
      • Ch18: Routing in LANs
      • Ch19: DHCP
      • Ch20: Troubleshooting Routing
    • Vol 1 Part 6: OSPF
      • All Content Part 6
      • Ch21: OSPF Concepts
      • Ch22: OSPF – Basic Features
      • Ch23: OSPF – Optional Features
      • 200-301 V1 Ch24: OSPF Neighbors
    • Vol 1 Part 7: IPv6
      • All Content Part 7
      • Ch25: IPv6 Fundamentals
      • Ch26: IPv6 Addressing
      • Ch27: Configure IPv6 Addressing
      • Ch28: IPv6 Addressing on Hosts
      • Ch29: Configure IPv6 Routing
  • CCNA Vol 2
    • Vol 2 Part 1: Wireless
      • All Content Part 1
      • Ch01: WLAN Fundamentals
      • Ch02: WLAN Architectures
      • Ch03: Securing WLANs
      • Ch04: Building WLANs
    • Vol 2 Part 2: IP ACLs
      • All Content Pt. 2
      • Ch05: TCP/IP Transport
      • Ch06: Standard ACLs
      • Ch07: Extended ACLs
      • Ch08: Applied ACLs
    • Vol 2 Part 3: Security Services
      • All Content Pt. 3
      • Ch09: Security Arch.
      • Ch10: Securing Devices
      • Ch11: Port Security
      • Ch12: DHCP Snooping & DAI
    • Vol 2, Part 4: IP Services
      • All Content Pt. 4
      • Ch13: Device Management Protocols
      • Ch14: NAT
      • Ch15: QoS
      • Ch16: FHRPs
      • Ch17: SNMP, FTP, TFTP
    • Vol 2 Part 5: Architectures
      • All Content Pt. 5
      • Ch18: LAN Architecture
      • Ch19: WAN Architecture
      • Ch20: Cloud Architecture
    • Vol 2 Part 6: Automation
      • All Content Pt. 6
      • Ch21: Controller-Based Networks
      • Ch22: Cisco SDA
      • Ch23: REST and JSON
      • Ch24: Ansible and Terraform
  • Labs
    • Config Labs, Volume 1
      • All Labs, Volume 1
      • Part 2 – Ethernet
      • Part 3 – VLAN, STP
      • Part 5 – IP Routing
      • Part 6 – OSPF
      • Part 7 – IPv6
    • Config Labs, Volume 2
      • All Labs, Volume 2
      • Part 2 – IP ACLs
      • Part 3 – Security
      • Part 4 – IP Services
      • CML-Free-Labs
  • Q&A
    • Q&A Set #1
    • IPv4 Ch. 11 Addressing Basics
    • IPv4 Ch. 12 Network Analysis
    • IPv4 Ch. 13 Mask Drills
    • IPv4 Ch. 14 Address Drills
    • IPv4 Ch. 15 Design Drills
    • IPv4 VLSM
    • IPv4-Adv Summary Routes
    • IPv6 Address Drills
    • OSPF Enabler
    • STP vs RSTP
    • STP Puzzle
  • General
    • Career
    • News
    • Study Tips
  • Reference
    • Product Links
    • Config Labs
    • Final Review
    • Comparing Book Editions
    Discussions to build real CCNA skills
    • CCNA Vol 1
      • Vol 1 Part 1: Intro
        • All Content Part 1
        • Ch01: Intro to TCP/IP
        • Ch02: Intro to Ethernet
        • Ch03: Intro Routing, WAN
      • Vol 1 Part 2: Ethernet
        • All Content Part 2
        • Ch04: Command Line
        • Ch05: Ethernet Switching
        • Ch06: Switch Management
        • Ch07: Switch Interfaces
      • Vol 1 Part 3: VLANs, STP
        • All Content Part 3
        • Ch08: Virtual LANs
        • Ch09: Spanning Tree
        • Ch10: RSTP and EtherChannel
      • Vol 1 Pt 4: IP Addresses
        • All Content Part 4
        • Ch11: IPv4 Subnetting
        • Ch12: Classful IPv4 Networks
        • Ch13: IPv4 Subnet Masks
        • Ch14: Analyzing IPv4 Subnets
        • Ch15: Subnet Design
      • Vol 1 Part 5: IP Routing
        • All Content Part 5
        • Ch16: Operating Routers
        • Ch17: Router Addresses and Routes
        • Ch18: Routing in LANs
        • Ch19: DHCP
        • Ch20: Troubleshooting Routing
      • Vol 1 Part 6: OSPF
        • All Content Part 6
        • Ch21: OSPF Concepts
        • Ch22: OSPF – Basic Features
        • Ch23: OSPF – Optional Features
        • 200-301 V1 Ch24: OSPF Neighbors
      • Vol 1 Part 7: IPv6
        • All Content Part 7
        • Ch25: IPv6 Fundamentals
        • Ch26: IPv6 Addressing
        • Ch27: Configure IPv6 Addressing
        • Ch28: IPv6 Addressing on Hosts
        • Ch29: Configure IPv6 Routing
    • CCNA Vol 2
      • Vol 2 Part 1: Wireless
        • All Content Part 1
        • Ch01: WLAN Fundamentals
        • Ch02: WLAN Architectures
        • Ch03: Securing WLANs
        • Ch04: Building WLANs
      • Vol 2 Part 2: IP ACLs
        • All Content Pt. 2
        • Ch05: TCP/IP Transport
        • Ch06: Standard ACLs
        • Ch07: Extended ACLs
        • Ch08: Applied ACLs
      • Vol 2 Part 3: Security Services
        • All Content Pt. 3
        • Ch09: Security Arch.
        • Ch10: Securing Devices
        • Ch11: Port Security
        • Ch12: DHCP Snooping & DAI
      • Vol 2, Part 4: IP Services
        • All Content Pt. 4
        • Ch13: Device Management Protocols
        • Ch14: NAT
        • Ch15: QoS
        • Ch16: FHRPs
        • Ch17: SNMP, FTP, TFTP
      • Vol 2 Part 5: Architectures
        • All Content Pt. 5
        • Ch18: LAN Architecture
        • Ch19: WAN Architecture
        • Ch20: Cloud Architecture
      • Vol 2 Part 6: Automation
        • All Content Pt. 6
        • Ch21: Controller-Based Networks
        • Ch22: Cisco SDA
        • Ch23: REST and JSON
        • Ch24: Ansible and Terraform
    • Labs
      • Mega Widget 4
      • Config Labs, Volume 1
        • All Labs, Volume 1
        • Part 2 – Ethernet
        • Part 3 – VLAN, STP
        • Part 5 – IP Routing
        • Part 6 – OSPF
        • Part 7 – IPv6
      • Config Labs, Volume 2
        • All Labs, Volume 2
        • Part 2 – IP ACLs
        • Part 3 – Security
        • Part 4 – IP Services
        • CML-Free-Labs
    • Q&A
      • Q&A Set #1
      • IPv4 Ch. 11 Addressing Basics
      • IPv4 Ch. 12 Network Analysis
      • IPv4 Ch. 13 Mask Drills
      • IPv4 Ch. 14 Address Drills
      • IPv4 Ch. 15 Design Drills
      • IPv4 VLSM
      • IPv4-Adv Summary Routes
      • IPv6 Address Drills
      • OSPF Enabler
      • STP vs RSTP
      • STP Puzzle
    • General
      • Career
      • News
      • Study Tips
    • Reference
      • Product Links
      • Config Labs
      • Final Review
      • Comparing Book Editions
    EIGRP Enabler #2
    By certskills
    In 200-301 V1 BBB Not in new books, OSPF Enabler
    Posted February 27, 2017

    EIGRP Enabler #2

    Now for some more EIGRP work. Your job: read and react to a set of requirements to then choose how to configure about a dozen EIGRP network commands. Simple, useful, do it and move on to the next [...]

    READ MORE
    OSPFv2 Enabler #2 – Answers
    By certskills
    In 200-301 V1 Ch22: OSPF - Basic Features, OSPF Enabler
    Posted February 20, 2017

    OSPFv2 Enabler #2 – Answers

    This latest OSPF Enabler exercise asked you to configure four routers in a two-area design. As usual, the exercise asks for different styles of OSPFv2 network commands, for no other reason than [...]

    READ MORE
    OSPFv2 Enabler #2
    By certskills
    In 200-301 V1 Ch22: OSPF - Basic Features, OSPF Enabler
    Posted February 17, 2017

    OSPFv2 Enabler #2

    Time for another OSPF Enabler exercise. The idea is simple: In one exercise, you’ll get to configure about 10 different OSPFv2 network commands, with different requirements for each. Just getting [...]

    READ MORE
    Applied ARP – Answers
    By certskills
    In 200-301 V2 Ch11: Port Security, 200-301 V2 Part 3: Security Services, CCENT-OLD, Q&A
    Posted February 16, 2017

    Applied ARP – Answers

    Do you do well with configuration, but then get confused about what happens behind the scenes? Do you know how to configure a layer 2 switch’s IPv4 address, but get confused about how it uses [...]

    READ MORE
    Applied ARP
    By certskills
    In 200-301 V2 Ch11: Port Security, 200-301 V2 Part 3: Security Services, CCENT-OLD, Q&A
    Posted February 14, 2017

    Applied ARP

    This next question continues my recent series of sample questions, all of which related in some way to the new video content in the recently-released CCENT Exam Prep LiveLessons video product. [...]

    READ MORE
    EIGRP Enabler #1 – Answers
    By certskills
    In 200-301 V1 BBB Not in new books, OSPF Enabler
    Posted February 9, 2017

    EIGRP Enabler #1 – Answers

    The first EIGRP Enabler exercise asked you to configure four routers, specifically to add the EIGRP network commands. This post lists the answers – simple enough.  

    READ MORE
    CCENT Exam Prep LiveLessons Released! Unusual Purchase Options!
    By certskills
    In 200-301 V1 CCC No Category on Purpose, CCENT-OLD, News
    Posted February 8, 2017

    CCENT Exam Prep LiveLessons Released! Unusual Purchase Options!

    CCENT EPL is now truly Live! We announced this new video product back in December – full name “CCENT ICND1 100-105 Exam Prep LiveLessons” – with several posts about it. Many of you have already [...]

    READ MORE
    EIGRP Enabler #1
    By certskills
    In 200-301 V1 BBB Not in new books, OSPF Enabler
    Posted February 7, 2017

    EIGRP Enabler #1

    At some point, you need to master the network commands used with routing protocol configuration. This exercise gives you some practice on that one specific point, specific to EIGRP configuration. [...]

    READ MORE
    IOS DHCP Server Config – Answers
    By certskills
    In 200-301 V1 Ch19: DHCP, 200-301 V1 Part 5: IPv4 Routing, 200-301 V1 Parts, CCENT-OLD, Q&A
    Posted February 3, 2017

    IOS DHCP Server Config – Answers

    Can you configure an IOS DHCP server from memory? Set up the DHCP pools, configure the correct subnet and mask, define the default gateway and DNS addresses, and exclude IP addresses as needed? [...]

    READ MORE
    IOS DHCP Server Config
    By certskills
    In 200-301 V1 Ch19: DHCP, 200-301 V1 Part 5: IPv4 Routing, 200-301 V1 Parts, CCENT-OLD, Q&A
    Posted February 1, 2017

    IOS DHCP Server Config

    Today’s sample question gives you a chance to test yourself to find out if you already know a few of the points made in one of the Common Mistake videos in the CCENT Exam Prep LiveLessons video [...]

    READ MORE
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