Connect to remote.liacs.nl with user smith:
smbclient \\\\remote.liacs.nl\\share -U smith
It will then ask for the password of user smith.
typing ? will get you a command list
There are FTP-like options for get, mget, put, mput, ...
To do batch downloads or uploads with mget or mput use the prompt command to turn off interactive mode - just like FTP.