[cisco-nas] RADIUS Support of 56-Bit Acct Session-Id -> bug?

Tassos Chatzithomaoglou achatz at forthnet.gr
Thu Jan 22 10:34:44 EST 2004


After having a look at the following doc on CCO
http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122newft/122t/122t15/ftradaid.htm
i decided to try it.

But i can't understand exactly what is going on!!!

radius debugs (AS5300/AS5350 - 12.2(15)T8/12.3(1a))
---------------------------------------------------

RADIUS:  Acct-Session-Id     [44]  10  "000AE610"
RADIUS:  Acct-Session-Id     [44]  10  "000AE65D"

from CCO:
-------------------------------------------------------------------------------------------
"The acct-session-id variable is a 32-bit variable that can take on values from 
00000000-FFFFFFFF"
-------------------------------------------------------------------------------------------

after configuring "radius-server unique-ident 0" on router

RADIUS:  Acct-Session-Id     [44]  10  "010AE610"
RADIUS:  Acct-Session-Id     [44]  10  "010AE65D"

from CCO:
-------------------------------------------------------------------------------------------
The acct-session-id-count and acct-session-id variables are concatenated before being sent 
to the RADIUS server, resulting in the acct-session variable being represented as the 
following:

##000000 00000000- ##FFFFFF FFFFFFFF
-------------------------------------------------------------------------------------------

So, where are the 56 bits?

-- 
***************************************
       Chatzithomaoglou Anastasios
Network Design & Development Department
              FORTHnet S.A.
          <achatz at forthnet.gr>
***************************************




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