Bug ID 571144: AWS generated hostname includes private IP address, for example, ip-10-0-0-176.ec2.internal.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP MA-VE(all modules)

Known Affected Versions:
12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Opened: Feb 02, 2016

Severity: 3-Major

Related Article: K45728203

Symptoms

AWS generates a hostname for each of the VM deployed there. The hostname comes up with the private IP address as part of the name, for example, ip-10-0-0-176.ec2.internal.

Impact

No impact on the functionality.

Conditions

This is by-design behavior of AWS: The hostname of the VM includes the private IP address as part of the name.

Workaround

Although this is expected behavior from AWS, you can change the hostname using the following directions: 1. tmsh modify sys management-dhcp sys-mgmt-dhcp-config request-options delete { host-name } 2. tmsh save sys config 3. tmsh modify sys global-settings hostname abc1.ec2.internal 4. tmsh save sys config 5. reboot

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips