Mastering Spring Cloud

Preferring the IP address

By default, all instances are registered under their hostname. It is a very convenient approach, on the assumption that we have DNS enabled on our network. However, it is not uncommon that DNS is not available for a group of servers used as the microservice environment in the organization. I just had that kind of situation myself. There remains nothing else to do but to add host names and their IP addresses to the /etc/hosts file on all of the Linux machines. An alternative to this solution is to change the registration process configuration settings to advertise the IP addresses of services rather than the hostname. To achieve this, the eureka.instance.preferIpAddress property should be set to true on the client ...