Ubuntu Server Guide
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ubuntu-server-guide (1)
Kerberos Tickets
If you install krb5−user, your AD users will also get a kerberos ticket upon logging in: john@ad1 . example . com@ad−c l i e n t : ~ $ k l i s t T i c k e t c a c h e : FILE : / tmp/ krb5cc_1725801106_9UxVIz D e f a u l t p r i n c i p a l : john@AD1 .EXAMPLE.COM V a l i d s t a r t i n g E x p i r e s S e r v i c e p r i n c i p a l 04/16/20 2 1 : 3 2 : 1 2 04/17/20 0 7 : 3 2 : 1 2 k r b t g t /AD1 .EXAMPLE.COM@AD1.EXAMPLE.COM renew u n t i l 04/17/20 2 1 : 3 2 : 1 2 228 Note realm also configured /etc/krb5.conf for you, so there should be no further configuration prompts when installing krb5−user Let’s test with smbclient using kerberos authentication to list he shares of the domain controller: john@ad1 . example . com@ad−c l i e n t : ~ $ s m b c l i e n t −k −L s e r v e r 1 . ad1 . example . com Sharename Type Comment −−−−−−−−− −−−− −−−−−−− ADMIN$ Disk Remote Admin C$ Disk D e f a u l t s h a r e IPC$ IPC Remote IPC NETLOGON Disk Logon s e r v e r s h a r e SYSVOL Disk Logon s e r v e r s h a r e SMB1 d i s a b l e d −− no workgroup a v a i l a b l e Notice how we now have a ticket for the cifs service, which was used for the share list above: john@ad1 . example . com@ad−c l i e n t : ~ $ k l i s t T i c k e t c a c h e : FILE : / tmp/ krb5cc_1725801106_9UxVIz D e f a u l t p r i n c i p a l : john@AD1 .EXAMPLE.COM V a l i d s t a r t i n g E x p i r e s S e r v i c e p r i n c i p a l 04/16/20 2 1 : 3 2 : 1 2 04/17/20 0 7 : 3 2 : 1 2 k r b t g t /AD1 .EXAMPLE.COM@AD1.EXAMPLE.COM renew u n t i l 04/17/20 2 1 : 3 2 : 1 2 04/16/20 2 1 : 3 2 : 2 1 04/17/20 0 7 : 3 2 : 1 2 c i f s / s e r v e r 1 . ad1 . example . com@AD1 .EXAMPLE .COM Download 1.23 Mb. Do'stlaringiz bilan baham: |
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