problem with username renamed in radacct table

[Hocine M]

Hi,

For some reasons i don't understand, somtimes when accounting in radacct 
mysql table the username is renamed in "web-portal-ssid" where ssid is 
the SSID Web-Portal based.
here is an extract from the radacct table.

+------------------+-----------------------+------------------------------+
| AcctUniqueId     | UserName              | CalledStationId              |
+------------------+-----------------------+------------------------------+
| 1ca29251b4aee1d6 | web-portal-Externes | 00-0B-0E-D4-45-C3:Externes |
| 1ca29251b4aee1d6 | pierre.ext             | 00-0B-0E-D4-45-C3:Externes |
| 0472c6df49eb047b | alain.ext             | 00-0B-0E-A9-0D-C2:Externes |
| 41cce9d4da272c19 | james.ext             | 00-26-3E-6F-91-42:Externes |
| 41cce9d4da272c19 | web-portal-Externes | 00-26-3E-6F-91-42:Externes |
| 5d505c20bb72a584 | jean.inv             | 00-0B-0E-D2-AB-44:Invites  |
| 5d505c20bb72a584 | Philippe.inv         | 00-0B-0E-D2-AB-44:Invites  |
| 3387e6f980e673e8 | web-portal-Invites  | 00-0B-0E-D2-73-84:Invites  |
+------------------+-----------------------+------------------------------+


i use WLC800 controler from juniper (old MX-800 from trapeze)  and AP 
models WLA522, WLA432 and WLA422A.

Any idea?


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