【linux】【基础】查某个命令属于哪个包然后yum install 这个包
linux基本命令。
查看dig命令属于哪个包
yum provides dig
Loading mirror speeds from cached hostfile
* base: mirrors.aliyun.com
* extras: mirrors.aliyun.com
* updates: mirrors.aliyun.com
docker-ce-stable/x86_64/filelists_db | 21 kB 00:00:00
extras/7/x86_64/filelists_db | 217 kB 00:00:00
updates/7/x86_64/filelists_db | 1.7 MB 00:00:00
32:bind-utils-9.11.4-16.P2.el7.x86_64 : Utilities for querying DNS name servers
源 ：base
匹配来源：
文件名 ：/usr/bin/dig
32:bind-utils-9.11.4-16.P2.el7_8.2.x86_64 : Utilities for querying DNS name servers
源 ：updates
匹配来源：
文件名 ：/usr/bin/dig
发现bind-utils包里。先不管哪个版本，安装最新的。
yum install bind-utils
执行这个新安装的命令
[root@centos108 usr]# dig gitlab.ccbjb.com.cn +trace
; <<>> DiG 9.11.4-P2-RedHat-9.11.4-16.P2.el7_8.6 <<>> gitlab.ccbjb.com.cn +trace
;; global options: +cmd
. 902 IN NS h.root-servers.net.
. 902 IN NS b.root-servers.net.
. 902 IN NS g.root-servers.net.
. 902 IN NS i.root-servers.net.
. 902 IN NS c.root-servers.net.
. 902 IN NS d.root-servers.net.
. 902 IN NS j.root-servers.net.
. 902 IN NS a.root-servers.net.
. 902 IN NS e.root-servers.net.
. 902 IN NS k.root-servers.net.
. 902 IN NS m.root-servers.net.
. 902 IN NS f.root-servers.net.
. 902 IN NS l.root-servers.net.
;; Received 239 bytes from 192.168.99.2#53(192.168.99.2) in 27 ms
Written on July 10, 2020