安全技術
Tasklist"是 winxp/win2003/vista/win7/win8下的命令,用來顯示運行在本地或遠程計算機上的所有進程，帶有多個執行參數。
C:\Users\Administrator> tasklist
[root@inotify yum.repos.d]# grep -i IPTABLES /boot/config-3.10.0-957.el7.x86_64 查看關于Linux的防火墻內核
CONFIG_IP_NF_IPTABLES=m
CONFIG_IP6_NF_IPTABLES=m
# iptables trigger is under Netfilter config (LED target)
5個鉤子函數
[root@localhost ~]#iptables -nvL -t mangle 查看mangle幾個鏈
Chain PREROUTING (policy ACCEPT 50810 packets, 32M bytes)
pkts bytes target prot opt in out source destination
Chain INPUT (policy ACCEPT 50790 packets, 32M bytes)
pkts bytes target prot opt in out source destination
Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
Chain OUTPUT (policy ACCEPT 10732 packets, 753K bytes)
pkts bytes target prot opt in out source destination
Chain POSTROUTING (policy ACCEPT 10832 packets, 766K bytes)
pkts bytes target prot opt in out source destination
0 0 CHECKSUM udp -- * virbr0 0.0.0.0/0 0.0.0.0/0 udp dpt:68 CHECKSUM fill
查看nat表幾個鏈
查看raw幾個鏈
查看filter表幾個鏈，這個表過略用的
