学校的校园网要H3C802.1X认证，可是仅提供windows 下的 客户端，没有LINUX 下的。
于是sudo apt-get install xsupplicant ,按照网上的说法运行： 但是还不能上网！ 帮看看是什么问题：

vkong@vkong-laptop:~$ sudo xsupplicant -i eth0

Starting XSupplicant v. 1.2.1

vkong@vkong-laptop:~$ sudo xsupplicant -d c -f -i eth0 &

[1] 5155

vkong@vkong-laptop:~$ Using default config path!

Use of <BEGIN_ID> and <END_ID> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

Use of <BEGIN_UNAME> and <END_UNAME> have been deprecated!

Use of <BEGIN_PASS> and <END_PASS> have been deprecated!

[CONFIG] Working from config file /etc/xsupplicant/xsupplicant.conf.

No configuration information for network "(null)" found. Using default.

An error occured binding to socket. (Error : Address already in use)

Couldn't initalize daemon socket!

Error closing socket! (Error : Bad file descriptor)
AAAH! Trying to delete an undefined config type.
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