1. [root@oel5 ~]# wget --no-check-certificate https://repo.mysql.com//mysql57-community-release-el5-7.noarch.rpm --2017-02-21 11:16:52-- https://repo.mysql.com//mysql57-community-release-el5-7.noarch.rpm Resolving repo.mysql.com... 104.122.197.77 Connecting to repo.mysql.com|104.122.197.77|:443... connected. WARNING: certificate common name `cdn.mysql.com' doesn't match requested host name `repo.mysql.com'. HTTP request sent, awaiting response... 200 OK Length: 8392 (8,2K) [application/x-redhat-package-manager] Saving to: `mysql57-community-release-el5-7.noarch.rpm' 100%[==============================================================================================================================================>] 8.392 --.-K/s in 0s 2017-02-21 11:16:52 (965 MB/s) - `mysql57-community-release-el5-7.noarch.rpm' saved [8392/8392] [root@oel5 ~]# [root@oel5 ~]# rpm -ivh mysql57-community-release-el5-7.noarch.rpm warning: mysql57-community-release-el5-7.