Default ports used by tools

Solr: 8983
Zookeeper: 2888, 3888, 2181

AWS Elasticache; 6379

Apache Tomcat: 8080

Jenkins: 8080

Nexus: 8080
Sonarqube: 8080

If running Jenkins and Nexus on same instance, Jenkins on 8080 and Nexus on 8081

Hygieia: 3000
Pa11y: 4000

Splunk: 8000, 8089