Bind9 dns zone not updating
The show line is optional, and causes nsupdate to display the records after updating.The send line directs nsupdate to send flush all updates listed in the file to the nameserver.copy-paste the commands directly into a root terminal).If you want something different, you'll need to update the commands.For Fedora Core (and Red Hat) users, you will need to install both the bind (for dnssec-keygen) and bind-utils (for nsupdate) packages.If you plan to configure a DNS server, also read the companion article on configuring your server.My home network is the same as millions of other Internet users: dynamic IP obtained from my ISP via DHCP.
For more imaginative folks, nsupdate facilitates a great many automated DNS services one can devise.
This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. The server is a combined DNS-DHCP server with a static IP within my local LAN space.
They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own. It provides IPs and name resolution for the internal LAN only ("mydomain.lan" - it really is mydomain.lan--that's not a clever substitution for a ".com" TLD).
Introduced in BIND version 8 and refined in BIND version 9, the nsupdate utility provides the system administrator or casual user with a quick and painless method of updating a DNS zone, adding or deleting any type of DNS record the name server supports.
This article describes how to setup dynamic DNS, and provides some examples of use.