systemctl restart firewalld#重启防火墙 firewall-cmd--zone=public --list-ports#查看防火墙开启的端口 http://www.cnblogs.com/moxiaoan/p/5683743.html 其他 - su#用户切换 [root@localhost dotnet]# su BennyZhao [BennyZhao@localhost dotnet]$ su root - 图形界面与字符界面切换 init5#切换到图形界面 ...
[root@linux~]# ip addr del192.168.4.1/24brd + dev eth0 label eth0:1#ip address delete--删除一个协议地址. 缩写:delete、del、d [root@linux~]# ip addrlseth0 #ip address show--显示协议地址. 缩写:show、list、lst、sh、ls、l [root@linux~]# ip -s -s a f to10/8#删除属于私网10....
LISTEN 0 128 :::80 :::* users:((“apache2”,pid=23425,fd=4)) “` 3. lsof命令:lsof(list open files)命令可以列出已打开文件的信息,包括网络连接、打开的文件和目录等。使用`lsof -i :端口号`可以查询指定端口的进程信息。 “`shell $ lsof -i :22 COMMAND PID USER FD TYPE DEVICE SIZE/OFF...
1.centos7版本对防火墙进行 加强,不再使用原来的iptables,启用firewall 1.查看已开放的端口(默认不开放任何端口) firewall-cmd –list-ports 2.开启80...端口firewall-cmd –zone=public(作用域) –add-port=80/tcp(端口和访问类型) –permanent(永久生效) firewall-cmd –zone=public...firewalld.service ...
文章目录功能语法示例显示 tcp,udp 的端口和进程 Show both listening and non-listening sockets List all tcp ports...Memberships等等 --- 语法 列几个比较常用的 -t (tcp) 仅显示tcp相关选项 -u (udp)...
本文会先介绍一下网络基础,然后介绍一下网络性能分析方法和优化方法,最后再介绍几个常见的网络优化场景。 网络模型 我们说得网络模型通常指国际标准化组织制定的开放式系统互联通信参考模型(Open System Interconnection Reference Model),简称为 OSI 网络模型。
Since everything on a Linux system can be considered a file, thelsoftool can report on many aspects of a system, including open network interfaces and network connections. By default, it will list open ports in Linux. The lsof tool is preinstalled on many Linux distributions, so you may co...
34 # Listen: Allows you to bind Apache to specific IP addresses and/or 35 # ports, instead of the default. See also the 36 # directive. 37 # 38 # Change this to Listen on specific IP addresses as shown below to 39 # prevent Apache from glomming onto all bound IP addresses. ...
(1)安装步骤:https://docs.microsoft.com/zh-cn/windows/wsl/install-manual (2)Linux子系统Ubuntu18.04初始化操作 apt update apt install --reinstall ca-certificates vim /etc/apt/sources.list #内容如下 deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse deb ...
tcp LISTEN 0 128 *:80 *:* tcp LISTEN 0 128 *:22 *:* tcp LISTEN 0 100 :::25 :::* tcp LISTEN 0 128 :::22 :::* 你也可以使用下面的命令检查特定的端口。 # # ss -lntu | grep ':25' tcp LISTEN 0 100 *:25 *:* tcp LISTEN 0 100 :::25 :::* ...