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ACL OverFlow???

CSCO12093326
Level 1
Level 1

Can anyone tell me if they have ever saw a Cisco Router only allow 55 or less entries in an ACL before it ignores the rest after the 55th entry.

I have someone coming to me telling me that the access-list he implemented to permit a remote site to the headend only allows 55 ACE's. I refuse to believe Cisco would only allow 55 but am I wrong???

Every time he adds a new store to the top of the ACL the store that falls below the 55th ACE stops having access. Has anyone seen this before???

Thank you in advanced,

Chris

1 Reply 1

Abzal
Level 7
Level 7

Hi,

As far I know it is really depends how much TCAM table size your device has. Because router has to cache ACLs into TCAM table. Also a realy huge ACL depends on CPU to process.

Hope it will help.

Best regards,
Abzal

Best regards,
Abzal
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