After Oracle11gR2 service and client installation is complete, if not deserve to configure the listener is not used, but the configuration of the listener sometimes be cumbersome and error-prone. Only you need to do the following to configure the listener successfully avoided using oracle:
1. Locate the oracle installation directory, server, locate the following tnsnames.ora file, the path is as follows:
2. Copy and paste tnsnames.ora file corresponding to the client route:
3. Open the tnsnames.ora file, the following address to the address corresponding to the current, soon changed the original dbhome_1 client_1
