Initial Settings : Network Settings2023/06/14 |
Change to static IP addres if you use Debian as a server.
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[1] | The interface name [enp1s0] is different on each environment, replace it to your own one. |
root@localhost:~#
vi /etc/network/interfaces # This file describes the network interfaces available on your system # and how to activate them. For more information, see interfaces(5). source /etc/network/interfaces.d/* # The loopback network interface auto lo iface lo inet loopback # The primary network interface allow-hotplug enp1s0 # comment out #iface enp1s0 inet dhcp # add static settings iface enp1s0 inet static # IP address address 10.0.0.30 # network address network 10.0.0.0 # subnet mask netmask 255.255.255.0 # broadcast address broadcast 10.0.0.255 # default gateway gateway 10.0.0.1 # name server dns-nameservers 10.0.0.10
root@localhost:~#
root@localhost:~# systemctl restart ifup@enp1s0
ip address 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 52:54:00:43:5b:f5 brd ff:ff:ff:ff:ff:ff inet 10.0.0.30/24 brd 10.0.0.255 scope global enp1s0 valid_lft forever preferred_lft forever inet6 fe80::5054:ff:fe43:5bf5/64 scope link valid_lft forever preferred_lft forever # For nameservers, # if resolvconf or Networkmanager programs have not been installed and also # you set static IP address, it needs to edit [/etc/resolv.conf] by hand # if you installed OS with only [Standard system utilties], they have not been installed like follows
root@localhost:~#
systemctl status resolvconf.service NetworkManager.service Unit resolvconf.service could not be found. Unit NetworkManager.service could not be found.
root@localhost:~#
vi /etc/resolv.conf # set your domainame and nameserver domain srv.world search srv.world nameserver 10.0.0.10 |
[2] | Disable IPv6 if you do not need it. |
root@localhost:~# echo "net.ipv6.conf.all.disable_ipv6 = 1" >> /etc/sysctl.conf
root@localhost:~#
root@localhost:~# sysctl -p net.ipv6.conf.all.disable_ipv6 = 1 ip address 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 52:54:00:43:5b:f5 brd ff:ff:ff:ff:ff:ff inet 10.0.0.30/24 brd 10.0.0.255 scope global enp1s0 valid_lft forever preferred_lft forever |
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