
© 2012 Cisco and/or its affiliates. All rights reserved.
Presentation_ID
Cisco Public
© 2013 Cisco and/or its affiliates. All rights reserved.
BRKARC-3470 Cisco Public
78
Atomic Policy Programming
• Avoids packet loss during policy updates
• Enabled by default
• Atomic programming process:
‒ Program new policy in free/available CL TCAM entries
‒ Enable new policy by swapping the ACL label on interface
‒ Free CL TCAM resources used by previous policy
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