Last Modified: Apr 28, 2025
                                            Affected Product(s):
                                            BIG-IP GTM, Link Controller
                                        
                                            Known Affected Versions:
                                            11.2.1, 11.4.1, 11.5.1, 11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.5.4 HF2, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2
                                        
                                            Fixed In:
                                            13.0.0, 12.1.2, 11.6.1 HF2, 11.5.4 HF3
                                        
                                Opened: Aug 30, 2016 Severity: 3-Major
                                
                                    
All links in all data centers appear gray. After this patch all link appear to be green and the functional of load balancing to the first available link in each pool is restored.
Any GTM/LC devices licensed after 9/1/2016 and using links as part of their configuration will have the links reported as gray.
This bug only affects devices licensed after 9/1/2016 which contain the gtm_lc: disabled field.
Remove all ilnks from configuration or install this hotfix.
None