# apt install smbclient

# apt install cifs-utils nfs-common

root@client1:~# su - user1

$ smbclient -U user1 //gate/share

# mount.cifs //gate/share /mnt -o user=user1
Password for user1@//gate/share:  password

root@client1:~# cat /etc/fstab

...
//gate.corpX.un/share /home/user1/share cifs rw,user,user=user1,noauto 0 0

root@client1:~# su - user1

user1@client1:~$ mkdir share/

user1@client1:~$ mount /home/user1/share

user1@client1:~$ ls share/

user1@client1:~$ umount /home/user1/share

user1@client1:~$ kinit user1

user1@client1:~$ smbclient -k //gate.corpX.un/homes

user1@client1:~$ smbclient -k //gate.corpX.un/corp_share

root@client1:~# kinit user1

root@client1:~# mount.cifs //gate.corpX.un/corp_share -o rw,user,sec=krb5,vers=3.1.1 /mnt

root@client1:~# cat /etc/fstab

...
//gate.corpX.un/corp_share /home/user1/Public cifs rw,user,sec=krb5,noauto,vers=3.1.1 0 0
//gate.corpX.un/corp_share /home/user2/Public cifs rw,user,sec=krb5,noauto,vers=3.1.1 0 0
...

root@client1:~# su - user1

user1@client1:~$ mount Public/

user1@client1:~$ umount Public/