[c-nsp] Open Source Substitute for Cisco's Secure ACS?

[Phil Mayers]

M Callahan wrote:
> We're currently using a very dated version of Cisco's Secure ACS to
> authenticate a relatively small group of PPPoE ADSL users.  We have a
> planned hardware upgrade for this system, but no funding for updated ACS
> software.  That said, I was wondering what open source alternatives folks on
> the list have found to be an adequate substitute for ACS.

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