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发信人: huhaiming (一生只爱她), 信区: Program
标 题: [合集]socket编程问题,连接数[转载]
发信站: 荔园晨风BBS站 (Thu Jan 1 17:27:30 2004), 站内信件
jjksam (eee) 于Fri Oct 10 15:07:11 2003提到：
怎样才能限制一个tcp连接的数目？ 还有可以像ftp server那样可以定规则，
规定一分钟内出现多少次连接就把那个连进来的ip封掉。
有这方面的例子也行。
georgehill (嘟嘟相印之大嘟) 于Fri Oct 10 15:46:40 2003提到：
在程序中加多一个计数功能不就可以实现了么？
jjksam (eee) 于Fri Oct 10 16:34:56 2003提到：
加了。但是不清楚那个DDoS具体是怎样攻击的。
netstat -n
TCP 192.168.0.234:4700 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4701 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4702 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4703 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4704 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4705 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4706 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4707 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4708 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4709 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4710 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4711 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4712 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4713 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4714 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4715 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4716 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4717 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4718 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4719 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4720 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4721 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4722 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4723 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4724 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4725 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4726 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4727 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4728 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4729 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4730 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4731 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4732 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4733 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4734 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4735 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4736 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4737 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4738 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4739 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4740 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4741 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4742 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4743 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4744 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4745 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4746 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4747 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4748 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4749 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4750 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4751 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4752 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4753 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4754 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4755 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4756 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4757 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4758 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4759 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4760 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4761 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4762 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4763 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4764 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4765 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4766 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4767 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4768 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4769 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4770 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4771 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4772 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4773 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4774 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4775 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4776 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4777 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4778 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4779 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4780 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4781 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4782 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4783 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4784 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4785 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4786 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4787 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4788 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4789 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4790 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4791 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4792 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4793 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4794 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4795 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4796 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4797 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4798 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4799 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4800 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4801 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4802 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4803 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4804 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4805 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4806 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4807 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4808 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4809 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4810 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4811 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4812 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4813 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4814 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4815 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4816 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4817 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4818 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4819 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4820 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4821 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4822 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4823 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4824 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4825 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4826 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4827 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4828 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4829 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4830 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4831 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4832 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4833 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4834 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4835 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4836 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4837 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4838 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4839 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4840 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4841 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4842 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4843 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4844 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4845 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4846 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4847 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4848 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4849 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4850 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4851 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4852 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4853 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4854 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4855 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4856 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4857 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4858 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4859 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4860 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4861 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4862 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4863 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4864 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4865 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4866 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4867 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4868 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4869 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4870 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4871 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4872 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4873 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4874 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4875 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4876 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4877 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4878 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4879 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4880 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4881 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4882 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4883 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4884 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4885 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4886 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4887 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4888 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4889 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4890 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4891 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4892 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4893 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4895 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4896 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4897 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4898 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4899 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4900 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4901 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4902 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4903 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4904 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4905 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4906 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4907 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4908 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4909 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4910 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4911 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4912 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4913 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4914 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4915 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4916 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4917 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4918 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4919 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4920 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4921 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4922 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4923 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4924 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4925 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4926 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4927 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4928 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4929 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4930 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4931 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4932 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4933 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4934 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4935 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4936 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4937 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4938 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4939 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4940 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4942 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4943 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4944 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4945 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4946 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4947 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4948 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4949 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4950 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4951 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4952 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4953 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4954 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4955 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4956 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4957 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4958 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4959 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4960 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4961 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4962 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4963 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4964 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4965 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4966 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4967 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4968 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4969 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4970 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4971 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4972 210.39.3.50:23 SYN_SENT
TCP 192.168.0.234:4973 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4974 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4975 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4976 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4977 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4978 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4979 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4980 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4981 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4982 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4983 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4984 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4985 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4986 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4987 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4988 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4989 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4990 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4991 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4992 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4993 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4994 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4995 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4997 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4998 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:4999 210.39.3.50:23 ESTABLISHED
TCP 192.168.0.234:5000 210.39.3.50:23 ESTABLISHED
tec (JL~子夜繁星) 于Fri Oct 10 18:06:18 2003提到：
23端口不是被屏蔽了么？为什么还可以是ESTABLISHED的？
jjksam (eee) 于Fri Oct 10 18:22:20 2003提到：
我开了就可以esxxx咯 ：）
tec (JL~子夜繁星) 于Fri Oct 10 19:10:07 2003提到：
不开不就行咯
michaelx (好好学习) 于Fri Oct 10 19:56:43 2003提到：
用firewall封了那些ip罗。。。。
jjksam (eee) 于Fri Oct 10 20:02:08 2003提到：
UNIX下面没有这样的firewall,要自己去找一个
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