Hosting ISPConfig on CentOS 5
1.Install Some Software First we import the GPG keys for software packages: rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY* Enable the contrib and centosplus repositories: vi /etc/yum.repos.d/CentOS-Base.repo Edit the lines below: [base] [...] exclude=postfix [...] [update] [...] exclude=postfix [...] [centosplus] [...] enabled=1 includepkgs=postfix [...] [contrib] [...] enabled=1 [...] Replace all with the following content: [base] name=CentOS-$releasever - Base mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os #baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/ gpgcheck=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5 exclude=postfix-* #released updates [updates] name=CentOS-$releasever - Updates mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates #baseurl=http://mirror.centos.org/centos/$releasever/updates/$basearch/ gpgcheck=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5 ex