You don't say whether you are running CatOS on the supervisor and IOS on the MSFC (Hybrid) or if you are running IOS on both (Native).
Assuming Native then no you cannot boot from a TFTP server. From a Cisco whitepaper -
Unlike the Cisco Catalyst OS, net booting a Cisco IOS Software image from a TFTP server is not supported because the supervisor image is a bundled image for two processors. The runtime image location (c6sup-is-mz-) must be stored on a device local to the switch processor (sup-bootflash) or the flash card (slot0:, disk0:, disk1:).
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
Manager of IENova, an Oil & Gas company. Currently he works with Cisco
IOS® and Cisco IOS XE platforms, and NX to some extent. He has also
worked as a Senior Engineer with the Routing P...
In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
use of this technology, and recommendati...