1.Ho tro han che cho Windows XP Neu mot mang nao do co chay hon hop ca Windows XP va Windows Vista thi se phai doi mat voi mot vai van de phien ha. Windows Vista ho tro cho cac PC tren nen XP va cac PC voi cac phien ban Windows gan day la rat kem, kem nhat voi RC1.
Phien ha dau tien la cac may tinh dung Windows XP: chung co the khong hien thi mac du van ton tai trong mang hoac cung co the cac may do hien ra roi bien mat mot cach kho hieu. Ban co the nhin thay chung khi su dung mot dac tinh nao do nhung lai khong thay chung khi su dung dac tinh khac.
Vi du Network Map cua Windows Vista cho ta mot ban do chi tiet cua mang va hien thi dinh vi cua tung thiet bi tren cau truc lien ket mang. Cac thiet bi su dung Windows XP khong phai luc nao cung hien thi trong ban do do do va tat nhien vi the chung cung khong liet ke duoc cac thanh phan cua cau truc mang. Thay vao do cac thanh phan se hien thi o phia duoi cung cua man hinh. Hinh duoi day se cho ban thay ban do tren mot mang su dung hon hop bao gom ca XP va Vista. Cac may tinh su dung Windows XP co the nhin thay o phia duoi man hinh.  Nhung thinh thoang khi hien thi ban do mang, cac may tinh su dung Windows XP co the khong xuat hien mot dau hieu nao, ban co the xem hinh duoi. 
Dau la cac may tinh su dung Windows XP?
Kho chiu hon nua, neu ban dung Windows Explorer de xem truc tiep mang thi van thay cac may tinh XP hien thi o day (xem hinh duoi) vay ma chung lai khong xuat hien tren ban do mang.  Mac du cac may XP khong xuat hien trong ban do mang nhung ban lai co the tim thay chung bang Windows Explorer Microsoft tuyen bo rang cac van de nay se duoc sua chua voi phien ban cuoi cung cua he dieu hanh, nhung chung ta van phai doi xem.
Mot nguyen nhan cua van de nay la Windows Vista su dung mot phuong phap moi cho viec phat hien va quan ly cac tai nguyen mang, phuong phap nay duoc goi la Link Layer Topology Discovery (LLTD).
LLTD cho phep Windows Vista tu dong do tim cac thiet bi duoc gan vao mang, tu do no hien thi cac thong tin thu duoc ve cac thiet bi nay va cac van de chuan doan voi chung. Nhung trong phien ban Vista truoc do khong co LLTD. Microsoft noi rang ho dang co gang de tao mot ban va se them vao kha nang LLTD cho phien ban XP va no se san sang khi Windows Vista duoc phat hanh. Tuy nhien gan day, ho lai khong co ke hoach them LLTD vao cac phien ban truoc cua Windows. 2.Network backup Windows Vista bao gom mot chuong trinh backup moi voi mot giao dien rat dep co the backup toi cac mang noi bo va khoi phuc du lieu da hong. Dieu do co phai la mot y tuong hoan hao cho nhung ai muon su dung mang de back up cac PC khong?
Vay thi co gi phai phan nan? Thuc ra thi chuong trinh backup do giong nhu mot bo oc chet. No bat ban pha chi ro loai file de backup (vi du nhu file “document” hay file “picture”) nhung ban dau can backup toan bo cac file cung loai. Vi vay khong co cach nao de ban co the back up file Word .doc ma bo file PowerPoint .ppt. Khi ban chon back up “document” thi ban se phai back up toan bo cac file don le cung loai.
No la mot dieu lam cho nguoi ta thieu thien cam. Ban co muon chi back up cac file trong cac folder ro rang khong? Dieu do o day la khong. Ban khong the back up chi voi cac folder chi ro; ban phai back up cac file trong moi folder le tren may tinh cua ban.
Ban nghi nhu vay da kho chiu roi? Thuc ra thi chua! Ban muon back up chi cac file trong mot thu muc cu the? Vay thi khong the roi, vi ban chi co the back up cac file cung loai trong tung folder rieng re. Mot la lam vay, hai la khong gi ca.
Vay con dieu gi te nua? Trong cung mot luc neu ban muon back up cac file .doc, .xls va .jpg trong cac thu muc khac nhau ban se phai cau hinh cho no va 35MB file de back up.
Boi vi ban khong the chi ra cac loai file cu the hay cac folder cu the de back up, chinh vi vay ban phai back up tat ca cac file tai lieu va file anh tren toan bo may tinh cua ban (bao gom ca cac file trong folder Windows va cac folder he thong khac). Hay dua ra tat ca cac file do hoa trong Windows Vista, va tat nhien la cac file do ban co trong he thong cua ban, chinh vi vay co the ban phai back up hang GB du lieu.  Tat ca hay khong co gi khi back up Dung co co gang de chon tranh viec back up bang viec phan chia o dia va giu tat ca du lieu tai day (nhu mot cach de tranh viec back up tat ca cac file do hoa ma Windows Vista su dung). Luon luon back up cac file tu o dia co Windows mac du day la dieu ban khong mong muon. 3.Giao dien lon xon Giao dien quan ly va cau hinh mang ma ban can trong mot thoi diem thuong bi lon xon. Cac link khac nhau tren cung mot trang duoc cho vao cung mot vi tri. Trong khi mot vai tac vu khong hieu vi ly do gi nam o Network and Internet Control Panel thi mot vai tac vu khac lai nam o Network and Sharing Center. Con mot so thuoc tinh mang doi khi lai rat kho tim thay.
Vi du ban dang mo Network and Internet Control Panel nhu hinh duoi. Ban se thay khong co gi xay ra khi ban click vao Network and Sharing Center, con khi ban click vao View network status and tasks thi ban lai vao Network and Sharing Center. Neu ban click vao Set up file sharing, ban se lai bi giu lai trong… Network and Sharing Center. 
Nhieu link tu Network Control Panel duoc dat cung mot vi tri mac du cac link nay la khac nhau 4.Sharing center  Trong Windows Vista, tat ca cac duong deu do ve Network and Sharing Center Chung ta hay noi ve viec su dung Windows Meeting Space, mot cong cu cho phep ban cong tac voi cac cong cu khac tren mot mang thong qua cac trinh dien co so mang. Ban se mong doi tim ra no tren Network and Internet Control Panel hay Network and Sharing Center. Nhung ban se khong the tim duoc no bang cach do. De tim duoc ban phai vao Start ->All Programs -> Windows Meeting Space 5.Windows Meeting Space Windows Meeting Space ban than no la mot y tuong hay: bo sung cho su ngheo nan truoc do. No duoc thiet ke de cho ban co the cong tac cac meeting voi cac nguoi con lai tren mot mang. Khi moi nguoi vao meeting cua ban, ho se nhin thay chinh xac nhung cai gi tren man hinh cua ban, vi vay ban co the trinh dien PowerPoint tren mang.
Dieu do nghe co ve tot dep, nhung trong thuc te, no de lai rat nhieu dieu khong mong muon. Vi du, no se tot neu co the noi chuyen voi cac nguoi khac khi ban trinh dien ma khong can bat ky mot ai do phai thiet lap mot cuoc hoi thao. Chung ta co den ca dong cac ung dung mien phi voice-over-IP giong nhu Skype va nhieu chuong trinh gui ban tin khan bao gom trong voice, nhung khong hieu sao Windows Meeting Space lai khong co chung.
O tren dang noi ve nhung gi ban co the noi, nhung nhung gi ban co the chat thi sao? Ban khong the chat hay gui IM va trinh dien theo cach do.
Ro rang la khong thuc te. Chuc nang IM la mot khoi dau so dang. Khong co nguon goc cua cac cuoc dam thoai cua ban voi bat cu ai. Gui mot thong bao va tao mot reply, ca hai deu bi mat khong dau vet. Ban khong the nhin thay moi moi lien he ve cac cuoc dam thoai.
Cung viec khong co chuc nang "whiteboard" do do moi nguoi se khong the soan thao mot file, khong the su dung cac cong cu nhu cac marker va cac highlighter.
Cuoi cung, neu ban dang trinh dien, va ban muon nhin thay nhung gi moi nguoi co the nhin thay ben phia man hinh cua ho thi ban hay chuan bi don nhan su that den chong mat. Bang viec su dung quan sat giong nhu hinh duoi day. 
Kinh nghiem khi su dung Windows Meeting Space 6.Dau la phan mem chong virus? Microsoft da ton kha nhieu thoi gian vao viec bao mat cho Vista. No co mot firewall cai tien, chuong trinh chong spyware manh va rat nhieu bao mat mo rong. Vay dau la phan mem phong chong virus? Do chinh la cong cu co ban nhat ve bao mat ma ban can lai khong co o Vista.
Ban co the nghi rang Microsoft khong nhung cac phan mem diet virus la boi vi cong ty nay da lo lang ve viec se bi ket toi ton tai mot su doc quyen neu no nhung ben trong phan mem do. Chac chan Tooth Fairy va Santa Claus ngoi hang dem voi Easter Bunny de ban bac voi nhau va cuoi cung Vista co antispyware va mot firewall ca nhan. Vay tai sao lai dung phan mem chong virus.
Toi khong the noi toi co mot cau tra loi thuc su, khac hon rang Microsoft da bat dau ban dich vu bao mat - Windows Live OneCare va dieu ban co the doan no se la phan mem antivirus. Rat co the ho da de lai phan mem chong virus boi vi ho muon moi nguoi phai dang ky tren Windows Live OneCar. Van de nay chung toi se dua ra cau tra loi cu the sau. 7.Confused Sync Center Tin tot la Windows Vista tao ra viec no de dang dong bo cac file giua cac PC va cac thiet bi bang viec su dung cac file offline va Sync Center moi. Con tin xau la: viec su dung no co the rat kho khan.
Hay bat dau voi nhung thu khien buc minh nhat ve no. Khi ban co mot USB va ban muon dong bo cac file va folder giua thiet bi va PC. Vao Sync Center thiet bi se xuat hien va lam cho ban tin rang ban da thuc su dong bo voi no. Nhung do khong phai la cach ro rang de lam viec do. Highlight o flash trong Sync Center va click Set Up, chac chan khong co gi xay ra. Vao folder trong o USB ma ban muon dong bo va co gang lam cho no co the dong bo them mot lan nua. 
Sync Center Cung khong co nhieu thu o day gay lon xon cho ban. Vi du: ban da thiet lap mot su cong tac trong Sync Center va ban muon cac folder nay duoc dong bo. Ban nghi rang cai gi do trong Sync Center se lam cho ban xoa su cong tac nay.
Ban co the nghi rang ban sai. Nhung thuc te, khong co cach nao khac trong Sync Center thay vi phai dung truc giac de lam dieu do. Ban se bo Sync Center va dung remote PC de ket noi cac folder tu xa voi nhung thu ban dang dong bo, click chuot phai len no va bo check Always Available Offline.
Dieu do se lam dung su dong bo, nhung no se khong can thiet tao mot su cong tac dong bo tu Sync Center. Toi da phai reboot may tinh cua toi de bo su cong tac. Loi ket Moi thu ban da doc trong bai bao nay co the khien ban doc nghi tac gia la mot nguoi lam kho Vista, nhung ro rang Vista co nhieu yeu diem ve Networking. Va viec chi ra cac diem yeu nhu vay la mot dieu hoan toan tot. Va toi cung hy vong Microsoft se tao cac ban va de sua cac loi trong thoi gian chuyen tiep nay. By Van Linh (Theo Computerworld) Article source http://w4rum.com/70.t
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