Eu encontrei a solução das dicas dadas em postagens anteriores
arquivo .htaccess
RewriteEngine on
RewriteBase /
RewriteRule ^admin(.*)$ http://example.com/tryAdmin$1 [R,L]
RewriteRule ^(.*)$ http://example.com/try/$1 [R,L]
/usr/local/apache/conf/userdata/std/2/tryord/example.com/extra.conf
ProxyPass /try http://example.com:8080/try
ProxyPassReverse /try http://example.com:8080/try
ProxyPass /tryAdmin http://example.com:8080/tryAdmin
ProxyPassReverse /tryAdmin http://example.com:8080/tryAdmin
Referências link
Apache - /etc/httpd/conf/httpd.conf Tomcat - /usr/local/jakarta/apache-tomcat-5.5.33/conf/server.xml
Incluir
/usr/local/apache/modules/mod_proxy.so