SD-WAN :: Deploying the controllers
I've noticed that deploying SD-WAN controllers come with special treatment. Working your way through it and deploying more config than needed could result in controllers not being added to vManage…
Nothing beats an “analog” book!
It finally arrived! After studying for a while with an ePub version of this book, it started to annoy me. The LED light propagated on my face all the time…
Catalyst 6880-X :: oversubscription versus performance mode
The catalyst 6880-X has been here for a while now and has already been announced for End-of-Life in October 2019. Last day of support will be Oct 2025. Before that…
WLAN Peer-to-Peer Blocking :: Demystified
:: Historical Since AirOS 4.2 there is an option available in Cisco's WLAN controllers called Peer to Peer blocking. Previously a more lightweight version was presented to push all ARP…
SD-WAN Deployment Options :: Partner delivered versus On-Prem
:: Partner delivered Cisco Partners can host en sell their own SD-WAN infrastructure to customers as part of value added service. By utilizing their own compute environment they can host…
SD-WAN Deployment Options :: Cisco Public Cloud
One of the choices customers who are considering Cisco's SD-WAN as their WAN solution have is hosting the SD-WAN Controller and vMANAGE in their Public Cloud Solution.Some features are described…
OMP :: the SD-WAN fabric
Abstract Learning for SD-WAN, complementary to my current CCIE "Closing the gaps to the Lab" study I try to force myself to lookup every protocol or application that is part…
Named VLAN Assignment :: The Alternative Way?
In Campus designs, where VLAN distribution is needed to provide enough IP space to the access-layer, bulk editing VLAN assignments to access-ports can be a troublesome job. Let's say you…
ISE 2.2 :: A Tale of Two Nodes
With a standalone deployment ISE handles functions like Administration, Monitoring and Policy Services. For redundancy purpose you can add another ISE node to your deployment to let it take over…
Cisco SD-WAN :: The Blackbelt Notes Part 1
As I dive into the world of SD-WAN via Cisco's Blackbelt Academy a lot of details come clear. How is it setup? Is it really actually DMVPN based, like most…