RE: Why radius when I have LDAP?

2004-07-03 Thread Hans Bouwers


 -Original Message-
 From: [EMAIL PROTECTED]
 [mailto:[EMAIL PROTECTED] Behalf 
 Of Kostas
 Kalevras
 Sent: vrijdag 2 juli 2004 16:49
 To: [EMAIL PROTECTED]
 Subject: Re: Why radius when I have LDAP?
 
 
 On Thu, 1 Jul 2004, Hans wrote:
 
  Hello,
 
  This may seem a little strange question.
 
  I have my Linux(suse8.2) boxes handle login requests using 
 an LDAP server.
  The LDAP provides all that's needed, that is 
 username/password, userid,
  groupid, homedir etc.
 
  I could use radius to authenticate logins(user/pass), but 
 then I would still
  need a direct connection to LDAP for uid, gid, homedir etc, 
 because radius
  can not handle that kind of info!
 
  So: why would I want to use radius? I could do without it, 
 couldn't I?
 
  Gr, Hans
 
 LDAP is a user database. Only that.
 RADIUS is an AAA infrastructure.
 
 The main advantage is that you can be server-side clever with 
 radius whilst with
 ldap you need to have clever clients and update all the 
 clients when you add
 features. You only need to update your radius server 
 configuration to add a new
 feature. With radius you can have per user limits 
 (rlm_counter), expiration,
 login time restrictions and make smart decisions based on the 
 incoming request
 (ie if the request is from NAS XXX and user belongs to ldap 
 group YYY then
 return a special set of attributes).
 With RADIUS you also get accounting which can be really 
 important as well as a
 nice web interface to administer all this.
 

Ah. Ok. So Radius is indeed more than just a 'simple' interface to LDAP

Thanks.

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Re: Why radius when I have LDAP?

2004-07-02 Thread Kostas Kalevras
On Thu, 1 Jul 2004, Hans wrote:

 Hello,

 This may seem a little strange question.

 I have my Linux(suse8.2) boxes handle login requests using an LDAP server.
 The LDAP provides all that's needed, that is username/password, userid,
 groupid, homedir etc.

 I could use radius to authenticate logins(user/pass), but then I would still
 need a direct connection to LDAP for uid, gid, homedir etc, because radius
 can not handle that kind of info!

 So: why would I want to use radius? I could do without it, couldn't I?

 Gr, Hans

LDAP is a user database. Only that.
RADIUS is an AAA infrastructure.

The main advantage is that you can be server-side clever with radius whilst with
ldap you need to have clever clients and update all the clients when you add
features. You only need to update your radius server configuration to add a new
feature. With radius you can have per user limits (rlm_counter), expiration,
login time restrictions and make smart decisions based on the incoming request
(ie if the request is from NAS XXX and user belongs to ldap group YYY then
return a special set of attributes).
With RADIUS you also get accounting which can be really important as well as a
nice web interface to administer all this.




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--
Kostas Kalevras Network Operations Center
[EMAIL PROTECTED]   National Technical University of Athens, Greece
Work Phone: +30 210 7721861
'Go back to the shadow' Gandalf

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Why radius when I have LDAP?

2004-07-01 Thread Hans
Hello,

This may seem a little strange question.

I have my Linux(suse8.2) boxes handle login requests using an LDAP server.
The LDAP provides all that's needed, that is username/password, userid,
groupid, homedir etc.

I could use radius to authenticate logins(user/pass), but then I would still
need a direct connection to LDAP for uid, gid, homedir etc, because radius
can not handle that kind of info!

So: why would I want to use radius? I could do without it, couldn't I?

Gr, Hans



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Re: Why radius when I have LDAP?

2004-07-01 Thread Paul Bender
Hans wrote:
Hello,
This may seem a little strange question.
I have my Linux(suse8.2) boxes handle login requests using an LDAP server.
The LDAP provides all that's needed, that is username/password, userid,
groupid, homedir etc.
I could use radius to authenticate logins(user/pass), but then I would still
need a direct connection to LDAP for uid, gid, homedir etc, because radius
can not handle that kind of info!
So: why would I want to use radius? I could do without it, couldn't I?
RADIUS is a protocol. You need a RADIUS server if you are talking to 
something that supports the RADIUS protocol but does not support the 
LDAP protocol. For example, in general, wireless LAN access points 
support the RADIUS protocl but do not support the LDAP protocol.

You can always use an LDAP server as the backend for the RADIUS server. 
If you do this, then the RADIUS server is essentially doing protocol 
translation.

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