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RHEL8/CentOS8-based nmcl Common command usage

#View ip (similar to ifconfig, ip addr) nmcl #Create connection, configure static ip (equivalent to configuring ifcfg, where BOOTPROTO=none, and ifup starts) nmcl c add type ethernet con-name ethX ifname ethX ipv4.addr www.example.com ipv4.gateway 192.168.1.100/24 ipv4.method 192.168.1.1 manual#Create connection, configure dynamic ip (Equivalent to configuring ifcfg, where BOOTPROTO=dhcp, and ifup start) nmcl c add type ethernet con-name ethX ifname ethX ipv4.auto method #modify ip (non-interactive) nmcl c modify ethX ipv4.addr '192.168.1.200/24' nmcl c up ethX#modify ip (interactive) nmcli c edit ethXnmcli> goto ipv4.addressesnmcli ipv4.addresses> changeEdit 'addresses' value: 192.168.1.200/24Do you also want to set 'ipv4.method' to 'manual'? [yes]: yesnmgli ipv4> savenmgli ipv4> activatenmgli ipv4> quit#enable connection (equivalent to ifup) nmgli c up ethX#stop connection (equivalent to ifdown) nmcl c down#delete connection (similar to ifdown and removing ifcfg) nmcl c delete ethX#view connection list nmcl c show#view connection details nmcl c show ethX#overload all ifcfg or route to connection (does not take effect immediately) nmcl c reload#overload specify ifcfg or route to connection (does not take effect immediately) nmcl c load /etc/sysconfig/network-scripts/ifcfg-ethX nmcl c load /etc/sysconfig/network-scripts/route-ethX#immediate connection There are 3 ways nmcl c up ethXnmcl d apply ethXnmcl d connect ethX#View device list nmcl d#View all device details nmcl d show#View details of a specified device nmcl d show ethX#Activate network card nmcl d connect ethX#Turn off wireless network (NM enables wireless network by default) nmcl r all off#View NM tube status nmcl n#Turn NM tube on nmcl n on#Turn NM tube off (proceed with caution) nmcl n off#Listen for events nmcl m#View NM itself status nmcl #Detect if NM is available online nm-online

ifcfg mentioned above refers to/etc/sysconfig/network-scripts/ifcfg-ethX and/etc/sysconfig/network-scripts/route-ethX

summary

The above is the use of nmcl in CentOS8 introduced by Xiaobian to you. I hope it will help you. If you have any questions, please leave a message to me. Xiaobian will reply to you in time. Thank you very much for your support!

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