document how to configure Putty

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2023-02-03 10:58:57 +01:00
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## Long Running Programs/Simulations
The delegated Kerberos ticket from Windows can only work for less than one day (in the `klist` output check below `krbtgt/D.PSI.CH@D.PSI.CH` the `renew until` timestamp). So at some point after AFS will refuse access.
To get a longer valid Kerberos ticket on the Linux machine, type `kinit` and authenticate yourself with your password. The newly acquired Kerberos ticket can renewed for one week and AFS is happy as long too.
To get a longer valid Kerberos ticket on the Linux machine, type `kinit` and authenticate yourself with your password. The newly acquired Kerberos ticket will do it for one week and AFS is happy as long too.
Alternatively you my disable Kerberos/GSSAPI authentication in Putty altogehter. But then you need always to enter your password when connecting to your Linux machine. But it will then always get a new Kerberos ticket working for one week.