![]() Netplan static IP on Ubuntu configuration.How to enable/disable firewall on Ubuntu 18.04 Bionic Beaver Linux.How to install Tweak Tool on Ubuntu 20.04 LTS Focal Fossa Linux.Linux IP forwarding – How to Disable/Enable.How to use bash array in a shell script.AMD Radeon Ubuntu 20.04 Driver Installation.How to install missing ifconfig command on Debian Linux.Ubuntu 20.04 Remote Desktop Access from Windows 10.How to find my IP address on Ubuntu 20.04 Focal Fossa Linux.How to install the NVIDIA drivers on Ubuntu 20.04 Focal Fossa Linux.Number 10 means a preference for discarding a records A – A simply means address or in other words in ’s zone a ns1 would have an A ( address ) 192.168.0.10.ĬNAME Record ( Canonical Name record ): restart the query using the canonical name instead of the original name MX ( Mail Exchange): mail exachange record. NS Records: two nameservers for the zone are ns. ![]() SOA Record: nameserver authoritative for a zone is and is an email address of a person responsible for this DNS zone. Here is just a quick review of some lines from the above bind DNS zone file: Save your changes and exit this configuration file when done. (ġh ) Negative caching TTL of 1 IN NS IN NS. Then, paste the following template into the file:.Create the db. with nano or your preferred text editor. The following zone file, named db., will hold a DNS record to assist a nameserver to resolve a fully qualified domain name to an IP address. If you prefer to use another directory to hold this file, you are free to do so. The /etc/bind/zones/master directory will contain a zone file for the domain name.Navigate to /etc/bind/ directory and then execute following sequence of commands to navigate to zones/master/.Creating a DNS zone fileĪt this stage we will need to create a new zone file for a domain. The dnsutils software is not a compulsory package to run BIND nameserver, but we will use the dig command which is part of this package as a testing tool of your BIND configuration. Or with this command on CentOS, Fedora, AlmaLinux, and other RHEL-based distros: $ sudo dnf install bind dnsutils On a Debian or Ubuntu Linux server you can install a BIND nameserver with the following linux command: $ sudo apt install bind9 dnsutils The simplest way to install the latest version of BIND (BIND9) is by using your system’s package manager. Refer to the following list to see how the IP addresses are assigned to various systems on our network. Before diving into all of the BIND configuration, it’s helpful to have some context of how we are configuring our network.
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