Intermediate Lessons

Chat to your switches using Slack/Webex and Docker containers plus other Docker use cases.

GNS3 : How to download Cisco IOS images and VIRL images. Which is best? How do you get them? Part 2

GNS3 : How to download Cisco IOS images and VIRL images. Which is best? How do you get them? Part 1

14 year old Michael passed his CCNA exam! Interview with Michael Hilton - inspiring! CCNA Tips!

Has your career crashed and burned? Are you stuck in a job? What are you going to do about it?

CCNP Large Scale BGP: AS-Path ACL, Regular expressions (regex): GNS3 CCNP Lab 1.6: Answers Part 7

CCNP Large Scale BGP: MED, Weight, AS path prepending: GNS3 CCNP Lab 1.6: Answers Part 6

Large Scale BGP and route manipulation lab: GNS3 CCNP Lab 1.6: Answers Part 2: Core BGP config

Large Scale BGP and route manipulation lab: GNS3 CCNP Lab 1.6: Answers Part 1: OSPF config AS 65000

Large Scale BGP and route manipulation lab: GNS3 CCNP Lab 1.6: Can you complete the lab?

BGP Next-hop-self configuration options (BGP and IGP): GNS3 CCNP Lab 1.4: Answers Part 5

Why is the BGP route not in the IP routing table? BGP Next-hop-self: GNS3 CCNP Lab 1.4: Answers Pt 4

GNS3 CCNP Lab 1.4: BGP lab: Answers Part 3: Lab completion (ISP2, ISP5, C3, C4 configuration)

GNS3 CCNP Lab 1.4: BGP lab: Answers Part 2: ISP3, ISP4 and weight configuration (path selection)

GNS3 CCNP Lab 1.4: BGP lab: Answers Part 1: C1, C2, ISP1 configuration

GNS3 CCNP Lab 1.4: BGP lab: Can you complete the lab?

GNS3 CCNP Lab 1.3: TSHOOT BGP: Answers.

GNS3 CCNP Lab 1.3: TSHOOT BGP: Can you fix the network?

GNS3 CCNP Lab 1.1: TSHOOT BGP: RIB Failure Answers (Part 2)

GNS3 CCNP Lab 1.1: TSHOOT BGP: Answers (Part 1)

GNS3 CCNP Lab 1.1: TSHOOT BGP: Can you fix the network?

Cisco CCNA Packet Tracer Ultimate labs: DHCP Snooping: Answers Part 2

Cisco CCNA Packet Tracer Ultimate labs: DHCP Snooping: Answers Part 1

Cisco CCNA Packet Tracer Ultimate labs: DHCP Snooping: Can you complete the lab?

Cisco CCNA Packet Tracer Ultimate labs: Quality of Service (QoS) Lab. Answers Part 1

Cisco CCNA Packet Tracer Ultimate labs: Quality of Service (QoS) Lab. Can you complete the lab?

Cisco CCNA Packet Tracer Ultimate labs: Switch and Router Password Recovery. Can you fix?

Cisco CCNA Packet Tracer Ultimate labs: Where did my configuration go?

Cisco CCNA Packet Tracer Ultimate labs: Config Register settings. Are you sure you know them?

Cisco CCNA Packet Tracer Ultimate labs: ACL Lab 1 (access lists): Can you complete the lab?

Cisco CCNA Packet Tracer Ultimate labs: NAT Lab 3: Dynamic & Static NAT. Answers

Cisco CCNA Packet Tracer Ultimate labs: NAT Lab 3: Dynamic & Static NAT. Can you complete the lab?

Cisco CCNA Packet Tracer Ultimate labs: NAT Lab 2: Static NAT. Answers Part 2

Cisco CCNA Packet Tracer Ultimate labs: NAT Lab 1. Can you complete the lab?

GNS3 Talks: Building large scale GNS3 networks (Part 14): Multivendor ISP Cisco, Arista, HPE, Linux

GNS3 Talks: Building large scale GNS3 networks (Part 12): Multivendor ISP Cisco, Arista, HPE, Linux

GNS3 2.1 Install and configuration on Windows 10 (Part 6): Cisco IOS network using Dynamips

GNS3 2.1 Install and configuration on Windows 10 (Part 5): Where do I get Cisco IOS images?

GNS3 is broken! What do I do? Troubleshooting GNS3 installation issues Windows 10 (Part 3)

GNS3 2.1 Install and configuration on Windows 10 (Part 2): GUI install

Cisco CCNA Packet Tracer Ultimate labs: BGP Configuration Lab 1: BGP Answers Part 4

Cisco CCNA Packet Tracer Ultimate labs: BGP Configuration Lab 1: BGP Answers Part 1

Cisco CCNA Packet Tracer Ultimate labs: DHCP Server Lab 1: Answers and demonstration

Cisco CCNA Packet Tracer Ultimate labs: DHCP Server Lab 1: Can you complete the lab?

GNS3 2.1 Install and configuration on Windows 10 (Part 1): Components and software requirements

GNS3 Talks: Juniper 17.3 vSRX appliance: Import and integrate with GNS3 networks (Part 2)

GNS3 Talks: Juniper vSRX appliance: Import, configure and integrate with GNS3 networks (Part 2)

GNS3 Talks: openSUSE GNS3 QEMU Linux appliance. GNS3 + Linux = lots of options! (Part 2)