Author Archives: RedNectar Chris Welsh

About RedNectar Chris Welsh

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

HyperFlex’s new snapshot mechanism matters. Here’s why, and what Cisco forgot.

Losing the Hyperflex SENTINEL snapshot is great, but Cisco dropped the ball when it came to management options in the HyperFlex Connect management app, I hope they fix this soon. In the meantime, I’ve created a bunch of PowerCLI scripts you can use. Continue reading

Posted in Cisco, Hyperflex | Tagged , | Leave a comment

Finding text within a paragraph or word in MS Word

When using wildcards to search for text between two specific markers, MS Word will find those markers and that text no matter how far apart they are. If you want to restrict the search to finding that text/markers within a … Continue reading

Posted in Microsoft, Microsoft Word, MS Word Tips | Tagged , , , | Leave a comment

Are Interface Descriptions in ACI using magic?

If there are TWO ways of getting a description into the Physical Interface Description, which one wins? Let’s have a duel. Continue reading

Posted in Access Policies, ACI, ACI API, Cisco | Tagged | Comments Off on Are Interface Descriptions in ACI using magic?

Hyperflex Post Install script fixer

The hx_post_install script that is used during the Cisco HyperFlex install process does NOT work the way it should. The fix is as easy as cut-and-paste the following into your ssh session. Continue reading

Posted in Cisco, Hyperflex | Tagged | Comments Off on Hyperflex Post Install script fixer

Webex multi-screen support – where is it Cisco?

I’d like Cisco to move to a default two window model when screen sharing is active Continue reading

Posted in Cisco, Webex | Tagged , , | Comments Off on Webex multi-screen support – where is it Cisco?

Cisco has re-vamped their ACI Docs pages. Here’s what I think.

What Cisco has done is given us not just a prettier version, but in many cases more useable too Continue reading

Posted in ACI | Comments Off on Cisco has re-vamped their ACI Docs pages. Here’s what I think.

ACI and the HyperFlex Hiccup Cure

In this post I’ll show you how I reduced that failover time for HyperFlex Connect to about one minute. Continue reading

Posted in ACI, Cisco, Hyperflex | Comments Off on ACI and the HyperFlex Hiccup Cure

ACI and the HyperFlex Hiccup

the problem relates to how Cisco HyperFlex uses a floating IP address across multiple Storage Controller VM MAC addresses, and how ACI maintains the IP to MAC address table Continue reading

Posted in ACI, Best Preactices, Cisco, GNS3 WorkBench, Hyperflex | Tagged , , | 3 Comments

Rednectar’s Rules for writing Lab Guides

I wrote these as a guide for lab writers whose work I get to review and are in the context of writing lab guides using the frustrating wordprocessor known as Microsoft Word. It is meant to be a set of … Continue reading

Posted in Microsoft, Microsoft Word, MS Word Tips | Tagged , | Comments Off on Rednectar’s Rules for writing Lab Guides

How to schedule Hyperflex Scheduled Snapshots

When upgrade your Hyperflex plugin, you’ll find that the Schedule Snapshots option has GONE Continue reading

Posted in GNS3 WorkBench | Comments Off on How to schedule Hyperflex Scheduled Snapshots