Actually, 11.1 is the minimum IOS needed for Radius for Cisco. I don't
think there's any difference between 11.1 and 11.2 for Radius, but in 11.3
Cisco added support for some vendor proprietry Radius attributes.
Check out
http://www.cisco.com/univercd/cc/td/doc/product/software/ios113ed/113ed_cr/s
ecur_c/scprt6/scratrib.htm for a list of attributes that are supported.
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David Khoury
Network Engineer
david@morse.com.au
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