ssh远程连接,需要安装是 openssh 服务。先查询已经的版本:
ssh -V
提示:OpenSSH_8.0p1, OpenSSL 1.1.1g
rpm -qa openssh*
提示:
openssh-8.0p1-5.el8.x86_64
openssh-server-8.0p1-5.el8.x86_64
openssh-clients-8.0p1-5.el8.x86_64
先卸载旧版的,再安装新的。
yum remove openssh
升级安装 openssh依赖文件:
yum install -y pam* pcre* git*
yum install -y libselinux-devel
yum install -y zlib zlib-devel
yum install -y openssl openssl-devel
安装完毕后,查询版本:
rpm -qa | grep zlib
提示:
zlib-1.2.11-16.2.el8_3.x86_64
zlib-devel-1.2.11-16.2.el8_3.x86_64
rpm -qa | grep openssl
提示:
openssl-libs-1.1.1g-15.el8_3.x86_64
openssl-1.1.1g-15.el8_3.x86_64
openssl-pkcs11-0.4.10-2.el8.x86_