Author Archives: RedNectar Chris Welsh

About RedNectar Chris Welsh

Professional IT Instructor. All things TCP/IP, Cisco or Data Centre

Protected: You won’t beleive how secure Cisco is!

There is no excerpt because this is a protected post.

Posted in Cisco, rant | Comments Off on Protected: You won’t beleive how secure Cisco is!

RedNectar’s Guide for writing Exam Questions

I feel your pain. You are sitting another [insert name of favourite vendor here] exam, and you come across a question that is just not written clearly, where the examiner has not made the question clear. And so, you begin … Continue reading

Posted in Cisco, rant | Comments Off on RedNectar’s Guide for writing Exam Questions

CPOC Series: Exploring ACI —

Recently I had the pleasure to work with the fine folks at the Cisco Proof of Concept labs in Research Triangle Park, NC. Because of the unique times we live in, this normally onsite event was constrained to a virtual … Continue reading

Posted in GNS3 WorkBench | Comments Off on CPOC Series: Exploring ACI —

Zoom Support Warning

This is a courtesy announcement for any followers or vistors about Zoom Support.

Zoom Support is, from the evidence so far, non-existent
Continue reading

Posted in opinion, rant | Comments Off on Zoom Support Warning

Preparation List for using WebEx Training

The Covid #WorkingFromHome phenomenon has forced me to become re-aquainted with the Cisco Webex Training application.  To get the best performance from WebEx Training, I’ve made a list of the shortcomings of the application that I must remember to overcome … Continue reading

Posted in GNS3 WorkBench | Tagged | Comments Off on Preparation List for using WebEx Training

moquery – Cisco’s Mysterious Obscure ACI query utility

Take some of the mystery and obscurity out of Cisco’s Managed Object query. The final outcome will be that you will be equiped with the knowledge to write a script and adapt to suit your needs. Continue reading

Posted in ACI, ACI Tutorial, Cisco, Master Class | Tagged , , , , | 1 Comment

How to find powerpoint slides that don’t fit the template

any slides that have been altered cause a new slide layout to be added to your template with same name as the original with the characters 1_ prefixed. Continue reading

Posted in Microsoft, PowerPoint, tutorial | Comments Off on How to find powerpoint slides that don’t fit the template

USB-A for Apple Magic Mouse – Apple, you’ve GOT to be joking!

I have just bought a Magic Mouse 2. I bought my Mac Book Pro in 2016. The instructions in th MM2 say “To Pair you mouse with your Mac, use the Lightning to USB cable that came with your Mouse”. … Continue reading

Posted in Apple, rant | Comments Off on USB-A for Apple Magic Mouse – Apple, you’ve GOT to be joking!

Configuring Link Speed on UCS 6545 10/25G ports

The secret is to double-click on the port to bring up the Properties window. From here you find the Show Interface option. Continue reading

Posted in Cisco, Data Center, Data Centre, Hyperflex, UCS | Tagged , | Comments Off on Configuring Link Speed on UCS 6545 10/25G ports

ACI Inband Mangagment Route Leaking Kludge

When I was challenged with this: Hi @RedNectar , Right now I have a simple contract that allows SSH only: Scope set to global. TCP dst 22. “Both directions” and “reverse port filters” enabled. This contract is provided by the inband EPG … Continue reading

Posted in ACI, aci inband management, ACI inband management tutorials, ACI Tutorial, Cisco | Tagged , , , | 2 Comments