SOA - Changing Network Configurations for Oracle SOA Suite

Loopback adapter is needed for SOA installation in the follow scenarios.

1. You are installing on a DHCP computer.
2. You are installing on a non-networked computer and plan to connect the computer to a network after installation.
3. You are installing on a computer with multiple aliases.
4. You are installing on a networked computer (with static IP or DHCP), but you want to be able to run Oracle Application Server when you take the computer off the network.

Steps to change Network configuration (IP, Hostname, domainname)
See Oracle doc for more detail http://docs.oracle.com/cd/E12839_01/core.1111/e10105/host.htm#CHDHAEFE

In Fusion Middleware 11g, Java Components (SOA Suite and WebCenter Suite) are deployed on WebLogic Server. When you change the host name, domain name, or IP address of Oracle WebLogic Server, you also automatically change the information for SOA Suite and WebCenter Suite.

Change Hostname, IP or domainname on WebLogic Managed Server:
http://docs.oracle.com/cd/E12839_01/core.1111/e10105/host.htm#CHDGEDCF

Change Hostname, IP or domainname for System Components (HTTP server, WebCache) , you use chipshost.sh|bat. See more information:
http://docs.oracle.com/cd/E12839_01/core.1111/e10105/host.htm#CHDIFIEF

Change Metadata Repository (Fusion Middleware Schema’s in Database) network configuration:
http://docs.oracle.com/cd/E12839_01/core.1111/e10105/host.htm#CHDBBIAH