Cisco Cisco ACE Application Control Engine Module

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Release Note for the Cisco Application Control Engine Module
OL-22471-01
New Software Features in Version A2(2.0)
Displaying Detailed CRL-Downloading Statistics
To display the detailed statistics for the downloading of a CRL including failure counters, use the show 
crypto crl 
name detail command. 
 describes the fields displayed by this command. 
Table 5
Field Descriptions for the show crypto crl crl_name detail Command
Field
Description
URL
URL where the ACE downloads the CRL.
Last Downloaded
Last time the ACE downloaded the CRL. If the CRL is configured on an 
SSL-proxy service on a policy map that is not active or the service is not 
associated with a policy map, the field displays the “not downloaded yet” 
message.
Total Number of 
Download Attempts
Number of times the ACE attempted to download the CRL.
Failed Download 
Attempts
Numbers of times that the ACE failed to download the CRL.
Successful Loads
Number of times that the ACE successfully loaded the CRL. 
Failed Loads
Number of times that the ACE could not load the CRL because of a failure. 
Hours since Last Load
Number of hours that elapsed since the ACE last successfully downloaded 
the CRL. If no successful download has occurred, this field displays NA, 
not applicable.
No IP Addr Resolutions
Number of times the DNS resolution for the server host address of CRL the 
failed. 
Host Timeouts
Number of download retries to the CRL that had timed out. 
Next Update Invalid
Number of times that the next update field of the CRL was invalid. 
Next Update Expired
Number of times that the next update field of the CRL was expired. 
Bad Signature
Number of times that the signature mismatch for the CRL was detected, 
with respect to the CA certificate configured for signature verification of 
the CRL. 
CRL Found-Failed to 
load
Number of times that the ACE could not load the CRL because of the 
maximum size limitation of 10MB on ACE or the formatting of the CRL 
was not recognized. The ACE recognizes only DER and PEM encoded 
CRLs. 
File Not Found
Number of times that the server responded that the CRL file was not found 
at the server. 
Memory Outage failures
Number of times that the ACE failed to download the CRL because it 
temporarily could not provide memory to store the CRL data. 
Cache Limit failures
Number of times that the ACE could not load the CRL because the CRL 
cache was exhausted. 
Conn Failures
Number of times that the ACE failed to download the CRL because it could 
not establish a connection with the server or no server entity was listening 
on the destination system. 
Internal Failures
Number of internal failures in the ACE that hampered downloading the 
CRL, for example, internal communication failures between components 
responsible for the downloading the CRL.