server.listen hostName issue

[敬錞潘]

How to fix this hostName assign issue below?

server.listen(app.get('port'),"123.xxx.xxx.xxx");//this is my ip ,not ok

//server.listen(app.get('port'),"127.0.0.1");//ok ,can run in webbrowser                

console.log("Express server listening on port " + app.get('port'));

console.log(server.address());

events.js:72

        throw er; // Unhandled 'error' event

              ^

Error: listen EADDRNOTAVAIL

    at errnoException (net.js:904:11)

    at Server._listen2 (net.js:1023:19)

    at listen (net.js:1064:10)

    at net.js:1146:9

    at dns.js:72:18

    at process._tickCallback (node.js:419:13)

    at Function.Module.runMain (module.js:499:11)

    at startup (node.js:119:16)

    at node.js:906:3 

[mscdex]

On Friday, June 27, 2014 1:13:00 AM UTC-4, 敬錞潘 wrote:

How to fix this hostName assign issue below?

server.listen(app.get('port'),"123.xxx.xxx.xxx");//this is my ip ,not ok

//server.listen(app.get('port'),"127.0.0.1");//ok ,can run in webbrowser                

Are you sure that you have a network interface (e.g. eth0, eth1, etc.) that has "123.xxx.xxx.xxx" assigned to it?