Installing and enabling
mod_cluster on Apache requires just a few steps to get working. However, should you have problems, you can allow a verbose output, which will cause an overview of your configuration to be displayed. Add the
AllowDisplay directive to your
mod_cluster_manager application context as highlighted as follows:
Deny from all
Allow from 192.168.10
When adding this directive, you will get further information about the modules loaded into HTTPD. This output may help you narrow down any issues, as shown in the following screenshot:
One more possible cause of errors is a firewall preventing the broadcast of advertising messages. Remember that advertisement messages use the UDP port number 23364 and the multicast address 184.108.40.206. In order to verify if advertising is an issue, you can try to turn it off by setting...