原因:centos8下telnet 功能无法使用,不知道本机是否能连上目标主机端口
依赖服务
ncurses-base-6.1-9.20180224.el8.noarch.rpm
下载地址:https://mirrors.aliyun.com/centos/8-stream/BaseOS/aarch64/os/Packages/ncurses-base-6.1-9.20180224.el8.noarch.rpm
ncurses-compat-libs-6.4.20230520-1.an23.x86_64.rpm
下载地址:下载地址:https://mirrors.aliyun.com/anolis/23.0/os/x86_64/os/Packages/ncurses-compat-libs-6.4.20230520-1.an23.x86_64.rpm
安装的软件
telnet-0.17-65.el7_8.x86_64.rpm
下载地址:https://mirrors.aliyun.com/centos/7.9.2009/os/x86_64/Packages/telnet-0.17-65.el7_8.x86_64.rpm
安装过程
[root@localhost opt]# rpm -ivh ncurses-base-6.1-9.20180224.el8.noarch.rpm
Verifying... ################################# [100%]
准备中... ########