TLS connection failure using redis-cli

Symptoms

Attempting a TLS connection to Redis Cloud fails with error:

redis-cli -h <HOST> -p <PORT> --tls  --cacert redislabs_ca.pem
Unrecognized option or bad number of args for: '--tls

Cause

The reason is that redis-cli was compiled without TLS support.

Solution

The reason is that redis-cli was compiled without TLS support. Fix it by compiling it with:

make BUILD_TLS=yes

References

Learn more in the related document.