为什么scheng@pek-scheng-d1:~/css/old/tingting$ nc -l -p 23452 > test.txt
一直不能运行成功？
http://wenku.baidu.com/link?url=Z14kQRrsnEAcaDt6nf8pa7oMN3-ViaP4JQ8yxhQ64IjLArjzrQwcAfVM6F5LzzC1ksKhjCTaoFW4uAn4LdJNTyiMlluMOVPfhs_Q5RpFe3i