禁止探测服务就ok了
<span style="font-size:14px;">sudo gedit /etc/default/avahi-daemon</span>
将其中的这个参数置0
<span style="font-size:14px;">AVAHI_DAEMON_DETECT_LOCAL=0</span>
参考
http://askubuntu.com/questions/339702/network-service-discovery-disabled-what-does-this-mean-for-me