What happens if mandatory Cisco DNA license (includes SWSS) is not renewed? Does ELLW provide network stack (Network Essentials or Network Advantage) software updates?
The best replacement for Catalyst 2960-X/XR would be Catalyst 9200 Series switches. See https://cs.co/catalyst 9200 or https://www.cisco.com/c/en/us/products/switches/catalyst-9200-series-switches/index.html
Have a look at the product page:
https://www.cisco.com/c/en/us/products/switches/catalyst-9600-series-switches/index.html
There you will find at number of documents that can get you started.
There is also a couple of DevNet pages that can get you...
The Cisco DNA licenses - Essentials, Advantage, Premier - are NOT add-on licenses. They are THE licenses, have a mandatory selection requirement at time of purchase, and with each license also come the Network Essentials and Network Advantage softwar...
Actually both the "-4X" and "-4G" will support 1G SFP, with the "-4X" options also supporting 10G.
If you need a more than 4 uplinks ports have a look at the Catalyst 9300, which supports 8x 10G supporting SFP and SFP+ as well as 4x1G, 4xmGig, 2x25...