Custom services and their default ports
=======================================

+------------------+-------------+
| Service          | Port        |
+==================+=============+
| acng             | 3142        |
+------------------+-------------+
| elasticsearch    | 9200-9400   |
+------------------+-------------+
| etherpad         | 9000        |
+------------------+-------------+
| redis-server     | 6379        |
+------------------+-------------+
| redis-sentinel   | 26379       |
+------------------+-------------+
| rails apps       | 3000        |
+------------------+-------------+

Standard ports
==============

``cat /etc/services`` to obtain a list of standard ports.
