How To: ISE TACACS+ Configuration for IOS Network Devices. Terminal Access Controller Access Control System Plus (TACACS+) is a client-server protocol that provides centralized security control for management access to routers and many other types of network access devices.
About ISO. ISO is an independent, non-governmental international organization with a membership of 163 national standards bodies. Through its members, it brings together experts to share knowledge and develop voluntary, consensus-based, market relevant International Standards that support innovation and provide solutions to global challenges.
ISO is just short for ISO9660, the name of the standard specification for CDs. As for what's needed... Basically a CD burning program. Nero, whatever Roxio is calling theirs lately, and probably a half dozen others should be able to create a functional CD from an ISO.