Summarize experience on the web
1. Modify/etc/ppp/options
sudo gedit/etc/ppp/options
Lcp-echo-failure 200
Lcp-echo-interval 200
These two values are as large as possible and can continue to be large if they still break
2. In Configuring the DSL
650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M01/79/13/wKiom1aHwxHRoI04AACTVgty3_I570.png "title=" Selection _ 001.png "alt=" Wkiom1ahwxhroi04aactvgty3_i570.png "/>
650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M02/79/13/wKiom1aHw9rAYrNnAADJVuTynkk995.png "title=" editing Dial 2_004.png "alt=" Wkiom1ahw9rayrnnaadjvutynkk995.png "/>
650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M00/79/13/wKiom1aHw9vhlCDBAACwQKdSGjA808.png "title=" editing Dial 2_003.png "alt=" Wkiom1ahw9vhlcdbaacwqkdsgja808.png "/>
650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M01/79/12/wKioL1aHw_6DM-sqAACI_0LA6LU158.png "title=" Selection _ 002.png "alt=" Wkiol1ahw_6dm-sqaaci_0la6lu158.png "/>
I haven't broken it since I set it up.
Ubuntu Linux 14.04 DSL instability summary