Anpassen der Virtuellen Maschinen Netzwerk und Serveradministration DNS

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Hostname

  • hostnamectl hostname ns.it1XX.int

Netzwerk

  • vim /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
auto enp0s3
iface enp0s3 inet static 
 address 10.88.1XX.2/24
 gateway 10.88.1XX.1

Namerserver

  • vim /etc/resolv.conf
nameserver 1.1.1.1
search it1XX.int

Hosts

  • vim /etc/hosts
127.0.0.1	localhost
127.0.1.1	ns.it1XX.int ns

# The following lines are desirable for IPv6 capable hosts
::1     localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters

Reboot

  • systemctl reboot

JumpHost

Auf dem KIT Host anfügen
  • vim ~/.ssh/config
Host ns
 Hostname 10.88.1XX.2
 ProxyJump kit@fw
PubKey Übertragung
  • ssh-copy-id ns

Danach könnt ihr euch mit ssh servername passswortlos einlogen

Installation

  • apt install bind9