Steps to change IP address of Oracle Application Server (J2EE and WebCache)

Below are the steps for changing IP Address And/or Hostname by using chgiphost.sh command.


Located at $ORACLE_HOME/chgip/scripts.


STEP 1] Stop all J2EE instance services (Mid Tier)


A) Go To $MID_HOME/opmn/bin
Give following command to stop opmn processes.
. /opmnctl stopall


B) Go to $MID_HOME /bin
Give following command to stop em console.
. /emctl stop iasconsole


STEP 2] Take Entire application server backup.


STEP 3] Note down the old IP- address and old hostname (if hostname is going to change) of the server.


STEP 4] change the IP/Hostname of the server, restart the server if required.


STEP 5] Check that the IP-Address and hostname in /etc/hosts is correct


STEP 6] Check that you are able to ping from other machine to that server.


STEP 7] Go to $MID_HOME /chgip/scripts


STEP 8] Run sh chgiphost.sh -mid


STEP 9] After excuting above command we have to specify NEW and OLD IP Or/And Hostname


When prompted for destination IP/Hostname enter new IP/Hostname.
When Prompted for source IP/Hostname enter enter Old IP/Hostname
When prompted for OIDAdmin password enter orcladmin password.


STEP 10] Check for any errors in $MID_HOME /chgip/log/


STEP 11] Start j2ee services using following method.


A) Go to $MID_HOME /opmn/bin
. /opmnctl startall


B) Go to $MID_HOME /bin
. /emctl start iasconsole


STEP 12] Check all services are started properly.


I hope it will help you in changing Oracle Application Server IP/ Hostname.