the wait for gap mean that it is waiting for a certain archivelog . you need to move that archivelog from primary to the standby. the alert log will tell you which archivelo g is required . ----- Original Message ---- From: KRISHNA MOORTHY <krish33moorthy@xxxxxxxxx> To: oracle-l@xxxxxxxxxxxxx Sent: Thu, January 6, 2011 8:48:00 AM Subject: ORACLE 10g DG Synch Up issues (FAL Redo Shipping Client Did Not Establish Network Login) Hi, We have oracle 10g dataguard configuration (one standby database).It was working fine for last 6 months.Standby database has down for 2 days. I have copied the password file and restored the entire database backup in standby site. I am getting the following error messag in Udump in primary box when i start the MRP process.. FAL Redo Shipping Client Did Not Establish Network Login RFS process has not statrted. select process,status from v$managed_standby;SQL> PROCESS STATUS --------- ------------ ARCH CONNECTED ARCH CONNECTED MRP0 WAIT_FOR_GAP Regards Krishna -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l