In the case of the Catalyst 9200 and 2960X/XR, there is a "Enhanced
Limited Lifetime Warranty". From their site: Cisco Enhanced Limited
Lifetime Warranty WARR-ELTD-LIFE-HW ● Warranty duration: As long as the
original end user continues to own or use ...
In regards to other vendors and a limited lifetime warranty, nearly all
major switching vendors provide this on the mid and low end switches for
the life of a switch. This includes Return to Factory hardware support
as well as major release firmware ...