/etc/sysconfig/network-scripts/ifcfg-IFACE: DEVICE:此配置文件应用到的设备; HWADDR:对应的设备的MAC地址; BOOTPROTO:激活此设备时使用的地址配置协议,常用的dhcp, static, none, bootp; NM_CONTROLLED:NM是NetworkManager的简写;此网卡是否接受NM控制;CentOS6建议为“no”; ONBOOT:在系统引导时是否激活此设备; T...
$ tcpdump -D 1.eth0 [Up, Running] 2.any (Pseudo-device that captures on all interfaces) [Up, Running] 3.lo [Up, Running, Loopback] 4.nflog (Linux netfilter log (NFLOG) interface) 5.nfqueue (Linux netfilter queue (NFQUEUE) interface) 6.usbmon1 (USB bus number 1) 7.usbmon2 (...
1.eth0 [Up, Running] 2.any (Pseudo-device that captures on all interfaces) [Up, Running] 3.lo [Up, Running, Loopback] 4.nflog (Linux netfilter log (NFLOG) interface) 5.nfqueue (Linux netfilter queue (NFQUEUE) interface) 6.usbmon1 (USB bus number 1) 7.usbmon2 (USB bus number 2...
device - show and manage network interfaces(管理网络接口,相当于ip的link) # nmcli d show ens33:查看某个接口的当前状态信息 connection - start, stop, and manage network connections(启动停止配置网络连接,相当于ip的addr) # nmcli c show:显示当前所有可用状态的连接 # nmcli connection modify IFACE [+...
Show numerical addresses instead of trying to determine symbolic host, port or user names. –interfaces, -i Display a table of all network interfaces. xiahuixia@xiahuixia-Inspiron-3437:~/unix/unpv13e/intro$netstat -i Kernel Interface table ...
sudo systemctl restart network 路由规则现在已正确设置,并且连接应从任何网络接口运行。 可以使用安全外壳(SSH)测试连接性,也可以从同一 VNET 中的 VM 中 ping 这两个 IP。 使用以下命令验证当前路由和规则是否已加载: Bash sudo ip route show sudo ip rule show ...
device - show and manage network interfaces COMMAND := {status|show|delete} nmcli device status:显示当前系统网络设备处于的状态 nmcli device show [ifname]:显示系统上的网络设备详细信息或指定网卡信息 nmcli device delete:删除系统上的一个设备。此设备只能是工作在系统上的软件设备,如bonds,bridges,teams ...
device - show and manage network interfaces nmcli device help connection - start, stop, and manage network connections nmcli connection help 修改IP地址等属性: nmcli connection modify IFACE [+|-]setting.property value setting.property: ipv4.addresses ipv4.gateway ...
Before getting into the theory of network layers, take a look at the simple network shown in Figure 9-1. 在了解网络层理论之前,请先看一下图 9-1 所示的简单网络。 Figure 9-1. A typical local area network with a router that provides Internet access Figure 9-1. A typical local area netwo...
对象的增加(add),删除(delete)和展示(show或list). 有些对象不支持这些 操作, 或者有其它的一些命令. 对于所有的对象, 用户可以使用help命令获 得帮助. 这个命令会列出这个对象支持的命令和参数的语法. 如果没有指定 对象的操作命令, ip会使用默认的命令. 一般情况下, 默认命令是list, 如 ...