Alan& Akemi, Would it be possible to get CONFIG_ARPD turned on in the centosplus 6.x kernel? It is required to use opennhrp. See the link below where is was decided to turn it on in Fedora. https://bugzilla.redhat.com/show_bug.cgi?id=502844 -- Stephen Clark *NetWolves* Director of Technology Phone: 813-579-3200 Fax: 813-882-0209 Email: steve.clark at netwolves.com http://www.netwolves.com