1.切换到root用户
2.改主机名,重启失效
hostname s48
3.改主机名,改完立刻生效
vi /etc/sysconfig/network
内容:
NETWORKING=yes
HOSTNAME=s54
4.允许root登录
vi /etc/ssh/sshd_config
修改:
PermitRootLogin yes
5.重启ssh,作用于root登录
service sshd restart
6.修改hosts
vi /etc/hosts
7.免密登录
cd /root/.ssh/
ssh-keygen -t rsa -P ''
生成该文件/root/.ssh/id_rsa.pub
scp /root/.ssh/id_rsa.pub root@192.168.114.49:/root/.ssh/id_rsa.pub_s84
cat id_rsa.pub_s54 >>authorized_keys
2.改主机名,重启失效
hostname s48
3.改主机名,改完立刻生效
vi /etc/sysconfig/network
内容:
NETWORKING=yes
HOSTNAME=s54
4.允许root登录
vi /etc/ssh/sshd_config
修改:
PermitRootLogin yes
5.重启ssh,作用于root登录
service sshd restart
6.修改hosts
vi /etc/hosts
7.免密登录
cd /root/.ssh/
ssh-keygen -t rsa -P ''
生成该文件/root/.ssh/id_rsa.pub
scp /root/.ssh/id_rsa.pub root@192.168.114.49:/root/.ssh/id_rsa.pub_s84
cat id_rsa.pub_s54 >>authorized_keys
vmuser免密码登陆时,所有操作需要在vmuser用户下操作
cd /home/vmuser/.ssh/