Operational Defect Database
BugZero found this defect 254 days ago.
Data sources
All data on this page is proprietary to BugZero® or gathered from public sources
F5 | 1348061
[Dual Stack MGMT] - Upgrade of BIG-IP in HA with Dual stacked mgmt IP causes deletion of peers failover IPv4 unicast address
Last update date:
4/26/2024
Affected products:
BIG-IP
BIG-IP Install/Upgrade
BIG-IP LTM
Affected releases:
14.1.0
14.1.0.1
14.1.0.2
14.1.0.3
14.1.0.5
14.1.0.6
14.1.2
14.1.2.1
14.1.2.2
14.1.2.3
14.1.2.4
14.1.2.5
Fixed releases:
No fixed releases provided.
Description:
Before the upgrade, 'tmsh show cm failover' output will show the status as 'OK' in all BIG-IPs for both Ipv4 and Ipv6 management IPs configured as failover unicast addresses. ... After the upgrade, a few BIG-IPs in the HA cluster stopped sending failover packets to the peer on ipv4 mgmt which caused the output of ''tmsh show cm failover' to show as "Error". ... Impact ... BIG-IPs stopped sending failover packets to the peer on ipv4 mgmt. ... Since only the Ipv4 mgmt address will show as an error but other failover unicast addresses will not be impacted so it should not cause broken failover connectivity. ... Conditions ... The issue occurs under the following conditions: -- 3 or more BIG-IPs in the HA cluster. -- 3 or more Traffic-Group configured. -- IPv4 and IPv6 management address configured. -- Upgrade from 14.1.x to the new version or MCPD forceload of BIG-IPs in cluster running 14.1.x or later. ... Workaround ... Delete and re-add the 'management_address' in the failover netwo...
