Users Guide

Table Of Contents
show crypto crl
Displays the list of installed Certificate Revocation List files.
Syntax
show crypto crl [crl-filename]
Parameters
crl-filename (Optional) Enter a CRL filename with the .pem extension.
Default Not configured
Command Mode EXEC
Usage
Information
Use the show crypto crl command to verify the CRLs installed on the switch. In the show output:
Manually installed CRLs are installed using the crypto crl install command.
Downloaded CRLs are automatically installed from a configured CDP or when you install a CA
certificate with a specified CDP.
Example
OS10# show crypto crl
--------------------------------------
| Manually installed CRLs |
--------------------------------------
COMODO_Certification_Authority.0.crl.pem
--------------------------------------
| Downloaded CRLs |
--------------------------------------
OS10# show crypto crl COMODO_Certification_Authority.0.crl.pem
Certificate Revocation List (CRL):
Version 2 (0x1)
Signature Algorithm: sha1WithRSAEncryption
Issuer: /C=GB/ST=Greater Manchester/L=Salford/O=COMODO CA Limited/
CN=COMODO Certification
Authority
Last Update: May 8 20:34:21 2019 GMT
Next Update: May 12 20:34:21 2019 GMT
CRL extensions:
X509v3 Authority Key Identifier:
keyid:0B:58:E5:8B:C6:4C:15:37:A4:40:A9:30:A9:21:BE:47:36:5A:56:FF
X509v3 CRL Number:
2904
No Revoked Certificates.
Signature Algorithm: sha1WithRSAEncryption
5b:77:52:c0:a0:4e:77:be:4a:c4:6a:7e:92:98:2e:a1:6b:3c:
ad:2d:ac:db:0a:19:1d:a3:56:98:7f:d6:93:f3:1d:4b:61:40:
c3:e0:40:45:0b:41:4b:66:87:35:2b:3a:4c:f3:f1:7e:44:7e:
fe:7f:51:5d:17:ee:b3:4c:15:75:a6:a0:7b:2e:b1:92:3e:b6:
71:a8:01:8d:78:ac:80:3b:16:f2:f1:a8:fd:09:68:9f:7e:09:
55:c6:80:2c:2f:e7:f3:54:51:94:3a:d8:b4:d6:00:3f:63:b1:
19:f3:42:2a:d2:c4:3b:de:c4:4d:ad:f0:72:c5:b4:25:51:e5:
3c:76:8b:97:3c:db:fe:3f:7f:41:d2:d9:aa:7f:98:90:6b:cf:
27:53:0e:66:83:8e:cc:81:ef:6a:e5:cd:c2:f1:e2:ea:84:4f:
73:bb:90:5a:b3:19:a3:50:6a:c7:b3:99:e4:09:fd:56:99:83:
3a:15:93:b0:4a:49:28:78:69:85:de:fc:06:cc:b9:a5:5b:d9:
4a:b0:46:90:ce:94:3a:9c:f3:04:e4:d7:98:36:29:a8:8b:fe:
72:26:b0:fd:39:5e:14:f5:00:6d:0e:4f:ec:d4:a5:ca:4f:e1:
d9:4f:5a:37:21:e3:a2:fb:80:db:cd:68:0b:a0:fa:58:0d:5e:
40:e1:e4:1c
Supported
Releases
10.5.0 or later
Network security
OS10 switch has security features to restrict network traffic, protect the network from attacks, and prevent unauthorized
access to the network.
Security
1189