We have renewed and introduced the mirror servers of CentOS, Ubuntu and Archlinux systems. The users of these systems are provided with the possibility to download the files with the high speed, install the needed software, upgrade the installed software and download the latest versions.
When deleting the previous repository cache, you should use the following commands.
sudo yum clean all
In order to deactivate the old repository, the following commands should be used.
sudo yum --disablerepo=* update
Using the vi or nano text editor, the new repository adjustment shall be written for the certain file.
sudo vi /etc/yum.repos.d/centos-mndc.repo
[mndc]
name=CentOS-$releasever - MNDC
mirrorlist=http://mirror.datacenter.mn/centos/?release=$releasever&arch=$basearch&repo=os
baseurl=http://mirror.datacenter.mn/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=http://mirror.datacenter.mn/centos/RPM-GPG-KEY-centos$releasever
protect=1
enabled=1
After copying the above adjustment,
sudo yum update
you should run the command and renew the repository. Link: http://mirror.datacenter.mn/centos
The files storing the old repository information shall be backed-up according to the following commands.
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
Using the vi or nano text editor, put the symbol “#” in front of the repository that will not be used and make it inactive.
sudo vi /etc/apt/sources.list
#deb http://us.archive.ubuntu.com/ubuntu/ trusty universe main
#deb-src http://us.archive.ubuntu.com/ubuntu/ trusty universe mian
The old repository shall be deactivated as mentioned above.
After making the old repository is deactivated, the following repository should be added to the sources.list file. When adding, please, use the codename suitable or adjusted to own system. As an example, it should be added to the system with the trusty codename as follows:
deb http://mirror.datacenter.mn/ubuntu/ trusty universe main
deb-src http://mirror.datacenter.mn/ubuntu/ trusty universe main
deb http://mirror.datacenter.mn/ubuntu/ trusty-updates universe main
deb-src http://mirror.datacenter.mn/ubuntu/ trusty-updates universe main
After copying the above adjustment,
sudo apt-get update
run the command and renew the repository.