All objects are implemented in REDIS, there are to settings to configure application to use redis cache:
  <add key="RedisConfiguration"  value="127.0.0.1:6379,20000,70000,5,70000"/>
  <add key="EnableRedisCache"  value="true"/>

RedisConfiguration is used as connection string to redis server EnableRedisCache is flag. Set it to true to use REDIS cache.