Hi Mohammad,
Stephen asked if I could take a look at your connection issue.
Based on your output above.
saprp1, replication_port 4905
saprp1, rssd_port 4906
saprp1, rs_hostname saprp1
sappr1, rs_instance TSN_REP_sappr1
The connection parameters should be:
Server Host Name - "saprp1"
Port Number - "4905"
RSSD Host Name - "saprp1"
Port Number - "4906"
RSSD Username - "TSN_REP_sappr1_RSSD_prim"
RSSD Password - <same as DR_admin password>
Please verify these parameters using ISQL first.
Keep in mind the sa user may have been locked by the SAP Installer.
HTH
Scott