Cisco ASA-5520-BUN-K9 Hangs or Freezes Traffic Solution

The Cisco Adaptive Security Appliance (ASA) 5520-BUN-K9 hangs or freezes the traffic intermittently. Have no fear for there is a solution to this problem. The error can occur if the management interface of the firewall system is used for failover mechanism. To fix this problem adhere to the following 2 solutions:

The management interface must not be used as a failover interface if there is a failover setup in the network.
The management interface can only be used as a regular interface if it is configured with the no management-only command.

We hope this helps!

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