Bug ID 1103213: Support Resource Based Constrained Delegation (RBCD) for cross domains as part of Kerberos SSO

Last Modified: Oct 19, 2025

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
16.1.0, 16.1.1, 16.1.2, 16.1.2.1, 16.1.2.2, 16.1.3, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2, 16.1.6, 16.1.6.1

Fixed In:
17.1.0

Opened: Apr 27, 2022

Severity: 3-Major

Symptoms

In BIG-IP APM 17.0.0 and earlier versions, the Kerberos SSO Resource Based Constrained Delegation (RBCD) is not supported. Constrained Delegation does not work without User Domain Controller admin adding cross domain service FQDNs as part of Delegated User.

Impact

The Service administrators need support of User domain administrators to add new services as part of delegation.

Conditions

User Domain Controller admin adding cross domain service FQDNs as part of Delegated User.

Workaround

User domain administrators can add new services as part of delegation.

Fix Information

From BIG-IP APM 17.1.0 version onward, RBCD feature is supported. Service administrators can directly add or delete new service FQDNs with in Service Domain Controller.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips