连接后就是这个状态：
timon@ubuntu:~$ sudo pppoeconf
Plugin rp-pppoe.so loaded.
timon@ubuntu:~$ plog
Dec 19 22:10:52 ubuntu pppd[6227]: Using interface ppp0
Dec 19 22:10:52 ubuntu pppd[6227]: Connect: ppp0 <--> eth0
Dec 19 22:10:55 ubuntu pppd[6227]: CHAP authentication succeeded: Authentication success,Welcome!
Dec 19 22:10:55 ubuntu pppd[6227]: CHAP authentication succeeded
Dec 19 22:10:55 ubuntu pppd[6227]: peer from calling number 00:18:82:01:4D:14 authorized
Dec 19 22:10:55 ubuntu pppd[6227]: not replacing existing default route via 172.24.16.1
Dec 19 22:10:55 ubuntu pppd[6227]: Cannot determine ethernet address for proxy ARP
Dec 19 22:10:55 ubuntu pppd[6227]: local  IP address 172.24.65.235
Dec 19 22:10:55 ubuntu pppd[6227]: remote IP address 172.24.64.1
Dec 19 22:10:55 ubuntu pppd[6227]: primary  DNS address 211.95.129.161


但上不去外网，电话提示该卡正在使用…………