IBM Support

IPv6 function cannot be disabled - IBM System x

Troubleshooting


Problem

The Internet Protocol version 6 (IPv6) function cannot be disabled. The IPv4 function works fine. The option of IPv6 Network Configuration Policy cannot be changed from the following: Setup menu --> System Settings --> Network --> IPv6 Network Configuration --> Policy User change the policy to manual, but it will not work: Setup menu --> System Settings --> Operating Modes Disabling IPv6 will not work.

Resolving The Problem

Source

RETAIN tip: H211892

Symptom

The Internet Protocol version 6 (IPv6) function cannot be disabled. The IPv4 function works fine.

The option of IPv6 Network Configuration Policy cannot be changed from the following:

Setup menu --> System Settings --> Network --> IPv6 Network Configuration --> Policy

User change the policy to manual, but it will not work:

Setup menu --> System Settings --> Operating Modes

Disabling IPv6 will not work.

Affected configurations

The system may be any of the following IBM servers:

This tip is not software specific.

This tip is not option specific.

The following system BIOS/uEFI level(s) are affected: Build ID: JQE163C and later versions

Workaround

No workaround. IPv6 function cannot be disabled.

Additional information

This issue is from the network stack. Since network stack cannot be modified, this is a system limitation.

Document Location

Worldwide

Operating System

System x:Operating system independent / None

[{"Type":"HW","Business Unit":{"code":"BU016","label":"Multiple Vendor Support"},"Product":{"code":"QU90ACJ","label":"System x->System x3100 M4->2582"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Line of Business":{"code":"","label":""}},{"Type":"HW","Business Unit":{"code":"BU016","label":"Multiple Vendor Support"},"Product":{"code":"QU90ACK","label":"System x->System x3250 M4->2583"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
30 January 2019

UID

ibm1MIGR-5094625