[系统运维]Ubuntu ARM环境安装

基础环境

①防火墙

jiangzz@ubuntu:~$ sudo ufw status
Status: inactive
jiangzz@ubuntu:~$ sudo ufw version
ufw 0.36
Copyright 2008-2015 Canonical Ltd.

②开启远程root账户登录

jiangzz@ubuntu:~$ sudo  vi /etc/ssh/sshd_config
...
# Authentication:

#LoginGraceTime 2m
PermitRootLogin yes
#StrictModes yes
#MaxAuthTries 6
#MaxSessions 10
...

③安装Kerberos

jiangzz@ubuntu:~$ sudo apt install krb5-kdc krb5-admin-server
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following additional packages will be installed:
  krb5-config krb5-user libgssrpc4 libkadm5clnt-mit11 libkadm5srv-mit11 libkdb5-9 libverto-libevent1 libverto1
Suggested packages:
  krb5-kpropd krb5-kdc-ldap krb5-k5tls krb5-doc
The following NEW packages will be installed:
  krb5-admin-server krb5-config krb5-kdc krb5-user libgssrpc4 libkadm5clnt-mit11 libkadm5srv-mit11 libkdb5-9 libverto-libevent1 libverto1
0 upgraded, 10 newly installed, 0 to remove and 43 not upgraded.
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