We use Elastix 2.4. The official website of Elastix no asterisk 1.8.20. If you are using asterisk 1.8.20 site
www.asterisk.org
, module res_failover.so not loaded:
Made on your instructions: res_failover.so copied in / usr / lib64 / asterisk / modules /, installed and started failover_daemon-1.0.tar.gz, during the startup of an asterisk appears in the error: