Bug ID 454322: DNS servers from unavailable interfaces get added to tunnel exclusion list.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP APM(all modules)

Known Affected Versions:
11.3.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5

Fixed In:
11.6.0, 11.5.1 HF6, 11.4.1 HF6

Opened: Mar 27, 2014
Severity: 3-Major
Related Article:
K10755434

Symptoms

Routes to not needed DNS server is available outside of VPN tunnel.

Impact

DNS servers from unavailable interfaces get added to tunnel exclusion list.

Conditions

Allow Local DNS Servers is configured in Network Access settings on APM.

Workaround

None.

Fix Information

When Allow Local DNS Servers option is enabled, DNS servers from interfaces that are down are not added to VPN exclusion list.

Behavior Change