Dear All : rlm_ippool return duplicate ip address in past i used version Version 1.0.5 , so i thought that may be bug in the version so i installed Version 2.0.1 and the problem is still appears but in the last version the problem appears always in specific ips for example x.x.117.63 , x.x .119.162 after lot of debug i doubte in the pool defintions starting not from 1 and the mask!!!! ippool nonsub_pool { range-start = x.x.116.177 range-stop = x.x.119.254 netmask = 255.255.252.0 cache-size = 833 session-db = ${raddbdir}/dbnon.ippool ip-index = ${raddbdir}/dbnon.ipindex override = no } any idea or hint please Thanks _________________________________________________________________ Connect and share in new ways with Windows Live. http://www.windowslive.com/share.html?ocid=TXT_TAGHM_Wave2_sharelife_012008