Initial Settings : Network Settings2021/04/28 |
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If you did not configure network settings during the Fedora Server Installation, Configure it like follows.
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| [1] | Set static IP address to the server. ( Replace the interface name [enp1s0] to your own one because it's not the same on any System ) |
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# if you did not set HostName, set it like follows [root@localhost ~]# hostnamectl set-hostname dlp.srv.world
# display devices [root@localhost ~]# nmcli device DEVICE TYPE STATE CONNECTION enp1s0 ethernet connected enp1s0 lo loopback unmanaged -- # set IPv4 address [root@localhost ~]# nmcli connection modify enp1s0 ipv4.addresses 10.0.0.30/24 # set gateway [root@localhost ~]# nmcli connection modify enp1s0 ipv4.gateway 10.0.0.1 # set DNS # if set multiple DNS, specify with space separated ⇒ ipv4.dns "10.0.0.10 10.0.0.11 10.0.0.12" [root@localhost ~]# nmcli connection modify enp1s0 ipv4.dns 10.0.0.10 # set DNS search base (your domain name) [root@localhost ~]# nmcli connection modify enp1s0 ipv4.dns-search srv.world # set manual for static setting (it's [auto] for DHCP) [root@localhost ~]# nmcli connection modify enp1s0 ipv4.method manual # restart the interface to reload settings [root@localhost ~]# nmcli connection down enp1s0; nmcli connection up enp1s0 Connection 'enp1s0' successfully deactivated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/1) Connection successfully activated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/2) # confirm settings [root@localhost ~]# nmcli device show enp1s0 GENERAL.DEVICE: enp1s0 GENERAL.TYPE: ethernet GENERAL.HWADDR: 52:54:00:A2:0C:F1 GENERAL.MTU: 1500 GENERAL.STATE: 100 (connected) GENERAL.CONNECTION: enp1s0 GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveC> WIRED-PROPERTIES.CARRIER: on IP4.ADDRESS[1]: 10.0.0.30/24 IP4.GATEWAY: 10.0.0.1 IP4.ROUTE[1]: dst = 10.0.0.0/24, nh = 0.0.0.0, mt = 1> IP4.ROUTE[2]: dst = 0.0.0.0/0, nh = 10.0.0.1, mt = 100 IP4.DNS[1]: 10.0.0.10 IP6.ADDRESS[1]: fe80::5054:ff:fea2:cf1/64 IP6.GATEWAY: -- IP6.ROUTE[1]: dst = fe80::/64, nh = ::, mt = 100 IP6.ROUTE[2]: dst = ff00::/8, nh = ::, mt = 256, tabl> # confirm state [root@localhost ~]# ip address show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 52:54:00:a2:0c:f1 brd ff:ff:ff:ff:ff:ff
inet 10.0.0.30/24 brd 10.0.0.255 scope global noprefixroute enp1s0
valid_lft forever preferred_lft forever
inet6 fe80::5054:ff:fea2:cf1/64 scope link noprefixroute
valid_lft forever preferred_lft forever
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| [2] | If you don't need IPv6, it's possible to disable it like follows. |
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[root@localhost ~]#
vi /etc/default/grub # line 7 : add GRUB_CMDLINE_LINUX=" ipv6.disable=1 rd.lvm.lv=fedora_fedora/root .....
# apply changes [root@localhost ~]# grub2-mkconfig -o /boot/grub2/grub.cfg Generating grub configuration file ... done
[root@localhost ~]#
[root@localhost ~]# ip address show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
2: enp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 52:54:00:a2:0c:f1 brd ff:ff:ff:ff:ff:ff
inet 10.0.0.30/24 brd 10.0.0.255 scope global noprefixroute enp1s0
valid_lft forever preferred_lft forever
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