ubunt连接校园网无需使用inode，直接用njit-client也可以联网

发现不用inode，单独使用njit-client也可以联网。。。

[1] Server: Request Identity!
[1] Client: Response Identity.
[77] Server: Request AVAILABLE!
[77] Client: Response AVAILABLE.
[78] Server: Request AVAILABLE!
[78] Client: Response AVAILABLE.
[1] Server: Request Identity!
[1] Client: Response Identity.
[79] Server: Request AVAILABLE!
[79] Client: Response AVAILABLE.
[80] Server: Request AVAILABLE!
[80] Client: Response AVAILABLE.

现在正在用ubuntu，久违的ubuntu啊，好久不用都不会联网连，，，记录一下联网命令吧：

cd /usr/bin/
sudo ./njit-client usrname password