Bug ID 2200405: Live Update proxy.host value requires brackets around IPv6 Addresses

Last Modified: Jan 20, 2026

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

Known Affected Versions:
17.1.3, 17.5.1, 17.5.1.2, 17.5.1.3, 21.0.0

Opened: Jan 09, 2026

Severity: 3-Major

Symptoms

Curl calls used to download Live Update files will fail if using a proxy.host with an IPv6 address that does not include brackets.

Impact

Live Update necessitates an IPv6 proxy.host have brackets, while IP Reputation necessitates that it does not have brackets. This discrepancy results in one or the other continually failing when attempting to use an IPv6 proxy.host.

Conditions

Live Update is configured through a proxy.host that is using IPv6 and does not include brackets around the IPv6 value. E.g. "[IPv6]"

Workaround

If possible, utilize a proxy.host value that is not an IPv6 Address.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips