Apple Mac OS X connect to SMB (samba/CIFS) share

Go | Connect to Server

smb://servername/sharename (in this case, acfiles is 10.1.16.112 currently)

username password

viola

Note:

for some servers

In 10.4, you may have to change your /etc/nsmb.conf

see http://support.apple.com/kb/TS1564 for details

In 10.5, see http://www.it.usyd.edu.au/~support/w/moin.cgi/OsxMountNetworkDirectory (among others)