Change Hostname

This procedure applies to TMG800, TMG3200, TMG7800 and ProSBC with static IP for management interfaces.

Requires version 2.9 and above

Note: For ProSBC, this will require a license update. Make sure you inform the Support team that this procedure will be done.

CentOS 7 procedure

• ssh to the management interface

• To view current hostname: hostnamectl

• To update the hostname: hostnamectl set-hostname NewHostName

• To update the /etc/hosts file: vim /etc/hosts Replace the hostnames in the file

• Reboot server: shutdown -r now

• After reboot verify if everything is ok: hostnamectl cat /etc/hosts

CentOS 5 procedure

• ssh to the management interface

• To view current hostname: hostname

• To update the hostname: hostname NewHostName

• Reboot server: shutdown -r now

Note: DO NOT change the hostname via webportal.