npm ERR! code ETIMEDOUT

npm ERR! errno ETIMEDOUT

npm ERR! network request to http://172.16.24.162:4873/vue-loader failed, reason: connect ETIMEDOUT 172.16.24.162:4873

npm ERR! network This is a problem related to network connectivity.

npm ERR! network In most cases you are behind a proxy or have bad network settings.

npm ERR! network 

npm ERR! network If you are behind a proxy, please make sure that the

npm ERR! network 'proxy' config is set properly.  See: 'npm help config'

npm ERR! A complete log of this run can be found in:

npm ERR!     /Users/guxibin/.npm/_logs/2019-06-20T14_05_59_585Z-debug.log

求大神指点