Bug ID 1572857: Machine Tunnel failed to start when Network Access is configured with big list of DNS entries in address-space-include-dns-name

Last Modified: Oct 18, 2024

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

Known Affected Versions:
7.2.4.5, 7.2.4.6, 7.2.4.7

Fixed In:
7.2.5, 7.2.4.8

Opened: Mar 28, 2024

Severity: 4-Minor

Symptoms

Machine Tunnel fails to establish a connection on Windows systems.

Impact

Machine tunnel failed to start

Conditions

-- A large number of DNS entries are configured in Network Access in address-space-include-dns-name. If the size of DNS entries is 2.8KB or more, the Machine tunnel will fail to establish.

Workaround

Configure the list of DNS Exclude Address Space and DNS Address Space so that the size is less than 2.8KB.

Fix Information

Fixed the issue where MachineTunnel failed to start when using a big list of DNS entries in address-space-include-dns-name

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips