Re: (ASCEND) Max 6000 - LAN security errors during heavy load

["J. Wells" <jwells@sd79.bc.ca>]

At 02:10 PM 4/12/99 -0500, J-Mag Guthrie wrote:
>On Fri, 9 Apr 1999, J. Wells wrote:
>> We have a related problem with a MAX 2024, running 7.0.3 (but the problem
>> has likely been there with various 6.x.x releases too)
>> 
>> Some users, some times, get immediately disconnected after authenticating.
>> Syslog shows these calls connecting, and following modem negotiation the
>> RADIUS server log shows that authentication was successful. However, the
>> MAX then immediately disconnects the user. Syslog then gets warning saying
>> "LAN security error" for the username. A few seconds later syslog and
>> RADIUS accounting record the end of the call, with the username and a
>> disconnect code of 101 (invalid user) and progress code of 67. (The RADIUS
>> accounting log has only a STOP record and doesn't show the username.)
>
>In every case where I've encountered this, resetting the client's computer
>and/or modem fixed it.  This particular error is in the group of raw TCP
>and telnet errors, so I would suspect that it's either a corrupted TCP

Thanks for the suggestion. While it's certainly possible, then the problem
becomes one of a very misleading response from the MAX. Why call such a
problem a "LAN security error" and disconnect with "invalid user"?

 [...]
>- J-Mag Guthrie
>
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John Wells
School District 79 - Cowichan Valley
Duncan, BC, Canada
jwells@sd79.bc.ca

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