You can download the new Tomcat distribution here: http://tomcat.apache.org/download-70.cgi#7.0.64
Here are the steps to upgrade Apache Tomcat on management server.
1. Stop Data Insight services:
From the command prompt, issue the following command:
net stop DataInsightConfig
net stop DataInsightComm
net stop DataInsightWeb
net stop DataInsightWatchdog
net stop DataInsightWorkflow
net stop DataInsightPortal
2. Backup previous <INSTALL_DIR>/DataInsight/portal_ tomcat/conf/server.xml & <INSTALL_DIR>/DataInsight/portal_ tomcat/conf/tomcat-users.xml.
3. Backup previous <INSTALL_DIR>/DataInsight/portal_ tomcat/webapps/*
4. Delete <INSTALL_DIR>/DataInsight/portal_ tomcat/*.
5. Copy new tomcat distribution to <INSTALL_DIR>/DataInsight/ tomcat. Make sure it’s the same major version as the previous one. E.g. 7.x.
6. Delete <INSTALL_DIR>/DataInsight/portal_ tomcat/webapps/*
<INSTALL_DIR>/DataInsight/portal_tomcat/conf/server.xml
<INSTALL_DIR>/DataInsight/portal_ tomcat/conf/tomcat-users.xml
from new distribution.
7. Replace files backed up in step 2 and 3.
8.Start Data Insight services:
From the command prompt, issue the following command:
net start DataInsightConfig
net start DataInsightComm
net start DataInsightWeb
net start DataInsightWatchdog
net start DataInsightWorkflow
net start DataInsightPortal