Ubuntu Server Register in DNS
To register an Ubuntu server with static networking details into DNS, create this script as “reg_dns.sh” in /root #!/bin/bash# Description: registers this server in the default DNS server HOST=`hostname -f`IP=`/sbin/ifconfig eth0 | sed -n ‘/inet addr:/s=[^:]*:\([^ ]*\).*=\1=;2p’` #echo “server 192.168.72.1” > /tmp/nsupdate.txtecho “key DHCP_UPDATER fKsyqnH7YTXmX1LPd8HKqw==” > /tmp/nsupdate.txt#echo “key DHCP_UPDATER fKsyqnH7YTXmX1LPd8HKqw==” >> /tmp/nsupdate.txtecho “update add $HOST 86400 a $IP” >> /tmp/nsupdate.txtecho “send” >> /tmp/nsupdate.txt nsupdate -v /tmp/nsupdate.txt make the script executable: chmod ug+x /root/reg_dns.sh and add the following to the end of /etc/rc.local before the “exit 0” line /root/reg_dns.sh
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