> but it seems the next packet sent is a Challenge, not reject/accept. > Therefore the message does not persist until reject/accept time.
Hmm.. It seems I've heard that before: http://lists.cistron.nl/pipermail/freeradius-users/2009-August/msg00326.html - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html
