Simple JS client tutorial fails

/home/vjuranek/tmp/node/node_modules/infinispan/lib/utils.js:119
          if (f.existy(x)) throw new Error('Unknown server addresses: ' + x);
                           ^

Error: Unknown server addresses: 11222
    at Function.<anonymous> (/home/vjuranek/tmp/node/node_modules/infinispan/lib/utils.js:119:34)
    at /home/vjuranek/tmp/node/node_modules/infinispan/lib/functional.js:173:19
    at Object.normalizeAddresses (/home/vjuranek/tmp/node/node_modules/infinispan/lib/utils.js:122:12)
    at Object.client (/home/vjuranek/tmp/node/node_modules/infinispan/lib/infinispan.js:810:26)
    at Object.<anonymous> (/home/vjuranek/tmp/node/tut/index.js:3:28)
    at Module._compile (module.js:409:26)
    at Object.Module._extensions..js (module.js:416:10)
    at Module.load (module.js:343:32)
    at Function.Module._load (module.js:300:12)
    at Function.Module.runMain (module.js:441:10)