Catching up on Comments: Mid-May 2022
Hello again to all you regular folks here at my blog! I’m back, working a little here and there in May. This brief post is to let you know I’ll be answering your comments in the coming days. Sorry for
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Posts From certskills
Comment Process While I’m Out (April/May 2022)
Hello to all you regular folks here at my blog! I’ll be away from the blog from now through all of April, through Mid-May, 2022. I won’t be checking your comments during that time, and because I run a one-person
IPv6 Drill 3
For this next IPv6 addressing drill, you begin with a prefix configured on a router LAN interface using the ipv6 address prefix-id/64 eui-64 command. Your job: calculate the Global Unicast Addresses (GUA) and Link-Local Address (LLA) used on the interface
IPv6 Drill 2
This post gives you an exercise with five different problems. Each begins with an expanded IPv6 Global Unicast Addresses (GUA). For each problem, start by abbreviating the address. Then find the IPv6 subnet ID (aka the prefix ID), both in
IPv6 Drill 1
This post gives you an exercise with five different problems. Each begins with an expanded IPv6 Global Unicast Addresses (GUA). For each problem, start by abbreviating the address. Then find the IPv6 subnet ID (aka the prefix ID), both in
CCNA Crash Course Student QA Post
CCNA Crash Course - Q&A Post I teach a CCNA course on O'Reilly Online titled "CCNA Crash Course". During the multi-day course, if students have questions, they can come here to ask follow-up questions. Simple enough. Note: When you add
Announcing: New Config Labs, with Packet Tracer and CML Support
Some of you, particularly those that subscribe to the blog, will have noticed a lot of posts here at the blog in mid-October 2021. I thought I’d give you a quick update on what I’m doing here to preempt some
Config Lab: Extended Named ACLs 1
Are you comfortable matching packets with extended ACLs? How about with TCP and UDP ports in those ACLs? Here’s a 10-minute lab exercise to practice; all you need is the time and a piece of paper or a place to
CCNA Packet Tracer Labs – CCNA Vol 2, Chapter 10
Welcome to the last post in the CCNA Cert Guide Packet Tracer Lab series! These posts each feature one chapter from the CCNA Official Cert Guide, specifically chapters for which you can use Cisco Packet Tracer to replicate the examples
