Symptom
On large ACL with has > 1K ACE :multiple modification of ACE can result in some ACE's not getting
updated. The sequence to create this situation is currently unknown. As a results show commands on
ACL can also fail.
Conditions
Multiple modification of ACE together might can trigger the issue.
How ever the issue is not able to reproduce in the development lab.
Workaround
Remove the effected ACL on all interface and then re-apply ACL.
Further Problem Description
The problem is not be able to reproduce with many testing in development lab.
The cause of the issue is not clear at this time. Based on the customer information,
it is understand that multiple ACE were modified together. These ACE had Next Hop info,
and possibly bulk of (600's ACE) were modified along with other ACE.
Some ACE update failed to be written in hardware, and no failure message was notified.