Bug ID 658664: VPN connection drops when 'prohibit routing table change' is enabled

Last Modified: Oct 16, 2023

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

Known Affected Versions:
11.6.1, 11.6.2, 11.6.3,,,,, 11.6.4, 11.6.5,,,, 12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1, 12.1.2, 12.1.3,,,,,, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3

Fixed In:
13.1.0, 13.0.1,

Opened: Apr 14, 2017

Severity: 3-Major

Related Article: K21390304


When there is a brief network outage and 'prohibit routing table change' is enabled, VPN gets disconnected and no further attempts are made to re-establish the VPN connection.


APM end users must click 'Connect' and re-authenticate in order to re-establish the VPN connection.


-- A brief network outage occurs. -- The 'prohibit routing table change' option is enabled.


To re-establish the VPN connection, click 'Connect' and re-authenticate.

Fix Information

Now the Windows Edge Client VPN connection stays active during a brief network outage, regardless of the state of the 'prohibit routing table changes' option.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips