Installation and Configuration of DNS for OpenLDAP
Installation and Configuration of DNS Server For OpenLDAP Server on CentOS 7/Red Hat 7 DNS stands for Domain Name System and the port of DNS is TCP 53 and UDP 53. DNS use to resolve the Hostname to IP address in forward lookup zone and resolve the IP address to Hostname in reverse lookup zone in other words DNS for OpenLDAP use to locate the Linux operating system in a network by use of Hostname and IP address. In this Lab Environment DNS is installing on the same server of OpenLDAP. To check the host name type the below command. hostname To Configure the IP address with DNS settings edit the below mention file by use of vi editor. vi /etc/sysconfig/network-scripts/ifcfg-ens33 The ifcfg-ens33 is a Network Interface Card (NIC) name, it is set during the installation process of CentOS 7. By default CentOS 7 give first Network Interface Card name is ifcfg-ens33. Configure the IP address and DNS Settings as per your environment. Set DNS1 is your OpenLDAP Server IP address that is also...