Anpassen des Debian Templates

Hostname

• hostnamectl set-hostname FQDN

Netzwerk

• nano /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 IP/CIDR
 gateway GW

Namerserver

• nano /etc/resolv.conf

nameserver NS
search DOM

Hosts

• vim /etc/hosts

127.0.0.1	localhost
127.0.1.1	FQDN SHORT

# 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 SHORT
 Hostname IP
 ProxyJump kit@fw

PubKey Übertragung

• ssh-copy-id SHORT

Danach könnt ihr euch mit ssh SHORT passswortlos einlogen