命令操作如下所示：
[root@localhost /]# yum repolist Loaded plugins: product-id, refresh-packagekit, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. repo id repo name status rhel-6 Red Hat Enterprise Linux 6 3,690 repolist: 3,690 [root@localhost /]#命令操作如下所示：
[root@localhost /]# yum -y remove bind Loaded plugins: product-id, refresh-packagekit, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. Setting up Remove Process Resolving Dependencies --> Running transaction check ---> Package bind.x86_64 32:9.8.2-0.17.rc1.el6_4.6 will be erased --> Finished Dependency Resolution Dependencies Resolved …… [root@localhost /]# yum -y install bind Loaded plugins: product-id, refresh-packagekit, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package bind.x86_64 32:9.8.2-0.17.rc1.el6_4.6 will be installed --> Finished Dependency Resolution Dependencies Resolved ======================================================================================================= Package Arch Version Repository Size ======================================================================================================= Installing: bind x86_64 32:9.8.2-0.17.rc1.el6_4.6 rhel-6 4.0 M ……命令操作如下所示：
[root@localhost /]# yum -y remove bind Loaded plugins: product-id, refresh-packagekit, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. Setting up Remove Process Resolving Dependencies --> Running transaction check ---> Package bind.x86_64 32:9.8.2-0.17.rc1.el6_4.6 will be erased --> Finished Dependency Resolution Dependencies Resolved [root@localhost ~]# ……命令操作如下所示：
[root@localhost /]# yum search httpd Loaded plugins: product-id, refresh-packagekit, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. ========================================= N/S Matched: httpd ========================================== httpd.x86_64 : Apache HTTP Server httpd-devel.i686 : Development interfaces for the Apache HTTP server httpd-devel.x86_64 : Development interfaces for the Apache HTTP server httpd-manual.noarch : Documentation for the Apache HTTP server httpd-tools.x86_64 : Tools for use with the Apache HTTP Server mod_dav_svn.x86_64 : Apache httpd module for Subversion server mod_dnssd.x86_64 : An Apache HTTPD module which adds Zeroconf support Name and summary matches only, use "search all" for everything. [root@localhost /]#命令操作如下所示：
root@localhost /]# yum info firefox Loaded plugins: product-id, refresh-packagekit, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. Installed Packages Name : firefox Arch : x86_64 Version : 17.0.10 Release : 1.el6_4 Size : 29 M Repo : installed From repo : anaconda-RedHatEnterpriseLinux-201311111358.x86_64 Summary : Mozilla Firefox Web browser URL : http://www.mozilla.org/projects/firefox/ License : MPLv1.1 or GPLv2+ or LGPLv2+ Description : Mozilla Firefox is an open-source web browser, designed for standards : compliance, performance and portability. Available Packages Name : firefox Arch : i686 Version : 17.0.10 Release : 1.el6_4 Size : 25 M Repo : rhel-6 Summary : Mozilla Firefox Web browser URL : http://www.mozilla.org/projects/firefox/ License : MPLv1.1 or GPLv2+ or LGPLv2+ Description : Mozilla Firefox is an open-source web browser, designed for standards : compliance, performance and portability. [root@localhost /]#