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Now upload the contents of the folder ecomp-portal-BE-os/target/ecompportal to the web server host, for example on <yourHost>, to /<yourHost>/WebApps/dev/ECOMP_PORTAL/ecomp_portal .
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Restart tomcat and visit the appropriate page; e.g., https://<yourHost>:8989/ecomp_portalECOMPPORTAL/login.htmlhtm