The Catalyst 4500 Supervisor IV uses the switch IOS SG images. The latest release for that platform is cat4500-ipbasek9-mz.150-2.SG8.bin and can be downloaded via the Cisco web site. This release will support a WS-X4248-FE-SFP 48-port SFP-based line card with no trouble. If you have the WS-X4748-SFP-E line card, you're going to need to use newer supervisor because there's no switch IOS image for the supervisor IV that supports it.
If you set up a free account at CCO, I believe that is enough for access to download the base software images without a contract. For the WS-X4748-SFP-E you need a 4500E chassis and a supervisor 7L-E, 7-E or 8-E; and switch IOS 15.2.1E.
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...