At 02:59 PM 9/20/00 -0500, Sergio Henrique Oliveira Pereira (EDB) wrote: >Hi folks, > I´m using a C program to make authentication via LDAP on exchange >server. So, all the time ... after 4 hours the exchange server stop your >answers and anybody get a new authentication. Someone can help me ?? I suggest you try asking that in an Exchange-specific forum... You likely can find one at <http://www.microsoft.com/>.