“Linux cmd”的版本间的差异
（创建页面，内容为“ === change ip === /etc/network/interfaces sudo /etc/init.d/network-manager restart service network-manager restart route add default gw 10.124.8.1 netstat -rn…”） |
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| 第28行： | 第28行： | ||
=== awk === | === awk === | ||
sudo virsh list | grep running | grep -v grep | awk '{print $2}' ---- awk 将第二列输出 | sudo virsh list | grep running | grep -v grep | awk '{print $2}' ---- awk 将第二列输出 | ||
| + | awk '{print $2}' | sudo xargs kill -9 ----- xargs 将管道输出作为参数传入 | ||
| + | === netstat === | ||
| + | netstat -tulpn | ||
| + | === iptables === | ||
| + | iptables -L -n -t nat | ||
| + | ./iptables.sh 172.25.13.51 192.168.125.195 | ||
| + | sudo iptables -t nat -I PREROUTING -p tcp -d 10.74.54.210 --dport 8190 -j DNAT --to-destination 60.10.13.215:8190 | ||
| + | delete ip table all | ||
| + | sudo iptables -F -t nat | ||
| − | + | [root@smartphy-deployment install]# iptables -P INPUT ACCEPT | |
| + | [root@smartphy-deployment install]# iptables -P FORWARD ACCEPT | ||
| + | [root@smartphy-deployment install]# iptables -t nat -A POSTROUTING -s 192.168.125.0/24 -o ens192 -j | ||
| + | MASQUERADE -------------源地址转换 | ||
| + | |||
| + | sudo iptables -I FORWARD -m state -d 192.168.125.0/24 --state NEW,RELATED,ESTABLISHED -j ACCEPT 转发包 | ||
| + | sudo iptables -t nat -I PREROUTING -p tcp -d $1 --dport 8190 -j DNAT --to-destination $2:8190--------目的地址转换 | ||
| + | 删除nat某一条 | ||
| + | sudo iptables -t nat -D PREROUTING 6 | ||
| + | |||
| + | sudo iptables -t nat -L --line-number -n | more | ||
| + | === debug 8190 port === | ||
| + | nc -s 60.10.13.43 -v 100.1.1.1 8190 ----------向100.1.1.1 8190 模拟发包 | ||
| + | sudo tcpdump -i enp4s0f1.608 -n port 8190 | ||
| + | |||
| + | no ip route 60.10.13.60 255.255.255.255 | ||
2018年1月15日 (一) 07:30的版本
change ip
/etc/network/interfaces sudo /etc/init.d/network-manager restart service network-manager restart
route add default gw 10.124.8.1
netstat -rn 看下路由
route del default gw
route add -net 192.168.0.0/24 gw 192.168.0.1
vnc can not copy 1.vncconfig ---real vnc 2.autocutsel -s PRIMARY -fork ----- tite vnc
vncserver config https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-vnc-remote-access-for-the-gnome-desktop-on-centos-7 sudo systemctl restart vncserver@:5.service
FGREP
fgrep -R "RPD RPD" *
SED
sed -i 's/60.10.13.61/60.10.13.66/g' /etc/dhcp/dhcpd.conf
awk
sudo virsh list | grep running | grep -v grep | awk '{print $2}' ---- awk 将第二列输出
awk '{print $2}' | sudo xargs kill -9 ----- xargs 将管道输出作为参数传入
netstat
netstat -tulpn
iptables
iptables -L -n -t nat
./iptables.sh 172.25.13.51 192.168.125.195 sudo iptables -t nat -I PREROUTING -p tcp -d 10.74.54.210 --dport 8190 -j DNAT --to-destination 60.10.13.215:8190 delete ip table all sudo iptables -F -t nat
[root@smartphy-deployment install]# iptables -P INPUT ACCEPT [root@smartphy-deployment install]# iptables -P FORWARD ACCEPT [root@smartphy-deployment install]# iptables -t nat -A POSTROUTING -s 192.168.125.0/24 -o ens192 -j MASQUERADE -------------源地址转换
sudo iptables -I FORWARD -m state -d 192.168.125.0/24 --state NEW,RELATED,ESTABLISHED -j ACCEPT 转发包 sudo iptables -t nat -I PREROUTING -p tcp -d $1 --dport 8190 -j DNAT --to-destination $2:8190--------目的地址转换 删除nat某一条 sudo iptables -t nat -D PREROUTING 6
sudo iptables -t nat -L --line-number -n | more
debug 8190 port
nc -s 60.10.13.43 -v 100.1.1.1 8190 ----------向100.1.1.1 8190 模拟发包 sudo tcpdump -i enp4s0f1.608 -n port 8190
no ip route 60.10.13.60 255.255.255.255
