To connect to a Redis Elasticache instance on AWS using the Redis command-line client (redis-cli) from a Mac terminal, ensure you have the Redis client installed on your machine. Additionally, have the endpoint and credentials for your Elasticache instance ready. 1.Install Redis Client: Use Homebrew to install the Redis client on your Mac terminal: brew install redis 2.Find Endpoint and Port: Locate the endpoint and port number for your Elasticache instance. You can find this information on the AWS Management Console in the Elasticache dashboard.