Linksys WRT54G - DD-WRT - Wireless Auth

Alan DeKok aland at
Thu Feb 15 02:44:32 CET 2007

Richard Hamilton-Frost wrote:
> What I want:
> To be able to authenticate wireless users via the /etc/passwd and
> /etc/shadow files. I've setup the WRT54GL to talk to the Radius
> server, this all seems fine and dandy. The WRT54GL is using WPA TKIP,
> it has the option of WPA AES too, and WPA AES+TKIP, neither seem to
> work.. here is the output I get when trying to authenticate a user:

> rlm_eap_md5: Issuing Challenge

  Passwords in /etc/shadow are hashed via the "crypt" method, or one
similar to that.  It is impossible to do EAP-MD5 and authenticate users
via passwords in /etc/shadow.

  If you're going to use EAP, you MUST have the clear-text password for
the user.

  Alan DeKok.
--       - The web site of the book - The blog

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