Bug ID 1494301: DNS resolution fails during DNS registration when Windows workstations have both IPv4 and IPv6 active configs

Last Modified: Oct 19, 2025

Affected Product(s):
APM-Clients APM(all modules)

Known Affected Versions:
7.2.4.8, 7.2.5, 7.2.5.1, 7.2.5.2, 7.2.5.3, 7.2.6, 7.2.6.1

Opened: Jan 23, 2024

Severity: 4-Minor

Symptoms

DNS resolution timeout happens for 45-60 seconds.

Impact

DNS resolution timeout happens for 45-60 seconds when ever DNS registration triggered with Dynamic DNS packet filtering enabled.

Conditions

When clients are configured with IPv4 and IPv6 IP addresses and has enabled Dynamic DNS update packet filter.

Workaround

Disable the Register this connection's addresses in DNS checkbox under TCP IP setting

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips