RE: ver 2.5 RE: blank user

John Lange ( radadmin@palacenet.net )
Thu, 09 Apr 1998 15:34:41 -0500

HI

I have seen Dale respond several times to this question. When available,
2.5 will be a free upgrade.

Should there be a version 3, It will be charged for.

JOhn :}

At 02:15 PM 4/9/98 -0600, you wrote:
>My question is, will I have to pay for 2.5? The 2.5 that corrects this
>problem and most likely a lot of others?
>I am a registered user for 2.x but will I have to pay again to get a good
>working version ?
>
>----------
>Franco Nogarin
>Webmaster - The Aurora Network
>webmaster@auroranet.nt.ca
>tel: (867) 872-5123
>
>> -----Original Message-----
>> From: Dale E. Reed Jr. [mailto:daler@iea-software.com]
>> Sent: Wednesday, April 08, 1998 1:22 AM
>> To: emerald@emerald.iea.com
>> Subject: Re: blank user
>>
>>
>> Robert H. Clugston wrote:
>> >
>> > I keep getting a blank user in Emerald. It is basically
>> a user without a
>> > username. I also see this on my PM3 with the show sessions.
>> Yesterday this
>> > happened twice. Any ideas?
>>
>> There is an issue with Emerald 2.2 and lower that RadiusNT 2.5 and
>> higher patches. When SQL Server stores a varchar of "" (blank zero
>> length string, which is NOT the same thing as a NULL) it changes
>> it to a " " (string of length one containing a single space). Emerald
>> 2.2 and lower store a blank login, shell, or Email as "" which gets
>> changed to a single space.
>>
>> Now, since RadiusNT allows multiple users to have the same login,
>> shell, or email (note Emerald doesn't allow this at the application
>> level, but its possible at the database level) it will go through
>> each record with a match until it finds a matching password. This
>> is were the infamous scrolling userlist comes into affect.
>>
>> There are two things to do to correct this problem. First, is
>> to run a script to change all the " " login, shell, and email
>> fields to NULL. This is part of the rad25_up.sql script. The
>> second is to use RadiusNT 2.5 with the trimname option, which
>> will trim spaces and other things out, preventing this issue before
>> it gets to the database. Emerald 2.5 and higher will stores these
>> fields as NULL rather than "" to prevent this problem in the
>> future. (I know, don't shoot me or complain because I mentioned
>> it).
>>
>> --
>> Dale E. Reed Jr. (daler@iea-software.com)
>> _________________________________________________________________
>> IEA Software, Inc. | RadiusNT, Emerald, and NT FAQs
>> Internet Solutions for Today | http://www.iea-software.com
>>
>> ----------------------------------------------------------
>> Emerald Mailing List listserver@emerald.iea.com
>>
>
>
> ----------------------------------------------------------
> Emerald Mailing List listserver@emerald.iea.com
>
>
>

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