A workaround is to confuse smbclient by setting KRB5CCNAME to an unknown file
KRB5CCNAME=FILE:/none-existing-file
I just strumbled on a note from Alexander Bokovoy
"... and Samba on Debian/Ubuntu is compiled with Heimdal Kerberos ... Heimdal has no support for KEYRING type"
A workaround is to confuse smbclient by setting KRB5CCNAME to an unknown file
KRB5CCNAME =FILE:/ none-existing- file
I just strumbled on a note from Alexander Bokovoy
"... and Samba on Debian/Ubuntu is compiled with Heimdal Kerberos
... Heimdal has no support for KEYRING type"