You can create NetBIOS aliases by setting the cifs.netbios_aliases option or by editing the /etc/cifs_nbalias.cfg file.
With the cifs.netbios_aliases option, you can create NetBIOS aliases as a comma-separated list. This list allows up to 255 characters, including commas. The /etc/cifs_nbalias.cfg file allows up to 200 entries.