if directories' name are asia character, wincvs 2.1.1(windows xp) can't checkoou. In output window can found the directories' name became odd strings of including '?'.
like this:
cvs -d :pserver:name:password@hide.host/cvs checkout -P -- 兰 ?莺???/2008 ?鋈 周 ?(in directory F:\prjdoc)