Redis and Node.js ECONNREFUSED

database.js

var Redis = require('redis');

module.exports.configureCache = function(port, host, password) {
  if(typeof port !== 'undefined' && typeof host !== 'undefined') {
    console.log('Production Redis: ', port, host); // Production Redis: 6397 10.xxx.xx.xxx
    Redis.debug_mode = true;
    cache = Redis.createClient(port, host, null);    
  } else {
    cache = Redis.createClient();
  }
  if(password) {
    cache.auth(password, function() {
      cache.on('error', function(err) {
        console.log('Cache Error (Redis): '+err);
      });

      cache.select(1);
      module.exports.cache = cache;
    });
  } else {
    cache.on('error', function(err) {
      console.log('Cache Error (Redis): '+err);
    });

    cache.select(1);
    module.exports.cache = cache;
  }

}

error.txt

Redis connection to 10.xxx.xx.xxx:6397 failed - connect ECONNREFUSED

node.js:201
        throw e; // process.nextTick error, or 'error' event on first tick
              ^
Error: Redis connection to 10.xxx.xx.xxx:6397 failed - connect ECONNREFUSED
    at RedisClient.on_error (/home/<removed>/node_modules/redis/index.js:136:24)
    at Socket.<anonymous> (/home/<removed>/node_modules/redis/index.js:70:14)
    at Socket.emit (events.js:67:17)
    at Array.0 (net.js:319:25)
    at EventEmitter._tickCallback (node.js:192:40)

*@*:~/<removed>$ telnet 10.xxx.xx.xxx 6379
Trying 10.xxx.xx.xxx...
Connected to 10.xxx.xx.xxx.
Escape character is '^]'.
auth <removed>
+OK
get what
$-1
set what hello
+OK
get what
$5
hello
del what
:1
get what
$-1