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Author Archives: RedNectar Chris Welsh
MS Community Robot Finds Word Tables Offensive
I posted this question on the Micsoft Community board and in the course of the following discussion, I posted this picture of a MS Table with the Language incorrectly set. But suddenly, it was removed from my discussion. Replaced by … Continue reading
RedNectar’s Hyperflex Pre-Install Checklist (Updated)
Completing Cisco’s Pre-installation Checklist for Cisco HX Data Platform will capture all the information you need, but not necessarily in the order you need it, and for a single site only. So, I decided to write a version that gets … Continue reading
Resolution Immediacy and Deployment Immediacy – ACI Master Class
When configuring ACI, have you ever wondered what those Resolution Immediacy options [Immediate | On Demand | Pre-provision] and the Deployment Immediacy options [Immediate | On Demand] do? Continue reading
ARP Gleaning – ACI Master Class
The purpose of these Gleaning ARPs is simply to “tickle” the target station into sending a packet – not because the gateway needs the MAC address of the target! Continue reading
Posted in ACI, ACI Tutorial, Cisco, Master Class
Tagged ACI, ACI Tutorial, ARP Flooding, ARP Gleaning
7 Comments
An Epyc new addition to the UCS Family!
Originally posted on UCSguru.com:
? Back in February of this year, when I read an article in The Register, announcing that Raghu Nambiar, the then chief technology officer for UCS servers had joined AMD. I didn’t think too much of…
Posted in GNS3 WorkBench
Backup Plan
Found this in a hotel tonight. Always good to have a backup plan
Posted in GNS3 WorkBench
Tagged backup
Why Easter doesn’t it fall at different times in different time zones
This year for example, tonight’s full moon occurs after midnight in places between the International date line and the UTC+11 time zone. So according to the formula, Kiwi kids should have to wait another week before breaking open those chocolate eggs. Continue reading
CSMA/CD and full duplex for wireless? It could be coming
The problem with existing wireless communications is that once a device starts transmitting, it doesn’t know if another device has transmitted at the same time until it has finished transmitting. This may be the solution to evercome that Continue reading
Why have WordPress made it soooo hard to follow someone?
I won’t start a tirade of things you STILL can’t do on WP, but I am going to have a whinge about one feature you have obscured. Continue reading
RedNectar’s HX Pre-Install Checklist
…has been updated and is found here: https://rednectar.net/2018/10/06/rednectars-hyperflex-pre-install-checklist-updated/
Posted in Cisco, Data Center, Data Centre, Hyperflex, UCS
Tagged Cisco, HX, Hyperflex, vsan
