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1) Open up an SSH system to the VM wanted, to change (Manager, Aggregator or Core).
2) Log on using root credentials.
3) Enter: cd /etc/sysconfig/network-scripts.
4) Enter: ls (This will display a list of files in the current directory).
5) Look for the relevant network adapter (mine is ifcfg-ens33).
6) Enter: vi ifcfg-ensXX (e.g vi ifcfg-ens33).
7) Enter: ‘i’ to go into insert mode.
8) Use the arrow keys to scroll down to DNS1.
9) Change DNS1 to DNS1=x.x.x.x (replace the x.x.x.x to the DNS IP Address).
10) Press 'esc' then type ':wq' to save and exit the file.
11) Restart the VM.
12) The DNS is now pointing to the new server. |
