Su dung Windows XP phan 2

Tags: Windows XP, Remote Desktop, System Restore, Control Panel, Remote Assistant, co the thuc hien, mang noi bo, ket noi Internet, he dieu hanh, ket noi mang, su dung, nguoi dung, he thong, tien ich, may tinh, chon


Su dung Windows XP phan 2Windows XP co kha nhieu tinh nang voi mot giao dien hoan toan moi. Duoi day la mot so thong tin tiep theo giup ban lam quen voi he dieu hanh nay.

3. Tro giup va lam viec tu xa

Tro giup tu xa (Remote Assistant)

Day la chuc nang cho phep nguoi su dung Windows XP co the yeu cau tro giup truc tuyen tu mot nguoi khac cung dung he dieu hanh nay. Remote Assisant cho phep nguoi giup do theo doi man hinh cua nguoi can giup do, va tham chi co the nam quyen dieu khien may tinh cua nguoi nay khi duoc phep. Thay vi su dung dien thoai va lam theo cac huong dan, voi Windows XP, nguoi can giup do co the ngoi nhin viec sua chua duoc thuc hien truc tiep tren may cua minh. Viec yeu cau ho tro co the thuc hien qua e-mail: Start -> Help and Support -> tiep theo nhan vao “Invite a friend to connect to your computer with Remote Assistance”. Hoac thong qua chuong trinh hoi thoai truc tuyen “Windows Messager” co san trong Windows XP: Nhan chuot phai vao ten mot nguoi trong danh sach -> chon “Ask for remote Assistance”. Remote Assistant co the thuc hien thong qua ket noi mang noi bo hoac Internet (voi mot duong truyen khong bi han che boi proxy, firewall v.v.).

Neu khong muon su dung Remote Assistant, nguoi dung co the “tat” (Disabled) tinh nang nay di bang cach sau: Start -> Control Panel -> System -> chon tab “Remote” -> loai bo dau chon o dang truoc “Allow Remote Assistant invitations to be sent from this computer” -> nhan OK.

Lam viec tu xa (Remote Desktop)

Tinh nang nay (chi co trong ban Professional cua Windows XP) cho phep nguoi dung truy cap va lam viec voi mot may tinh chay Windows XP Pro tu xa nhu dang ngoi truoc may do. Remote Desktop co the duoc thuc hien tu mot may tinh chay bat cu ban Windows 32-bit nao (Windows 9x/ME/NT4.0 va 2000) co cai tien ich Remote Desktop. Tien ich nay duoc kem theo tren dia cai dat cua Windows XP hoac co the tai ve tu trang web cua Microsoft . Sau khi cai dat xong, tien ich nay co the duoc tim thay tren Start Menu, trong muc “AccessoriesCommunication”.

De truy cap vao mot may tinh bang cach dung Remote Desktop, nguoi dung phai co mot account tren may tinh nay. Tuong tu voi Remote Assistant, Remote Desktop su dung ket noi TCP/IP (mang noi bo hoac Internet). Hoat dong cua Remote Desktop la kha tot, ngay ca khi duong truyen co toc do thap. Muon ket noi vao mot may tu xa, nguoi dung can biet ten (voi ket noi mang noi bo) hoac biet dia chi IP (voi ket noi Internet) cua may do. Khac voi Remote Assistant, Remote Desktop khong duoc ngam dinh o trang thai "bat" (Enable) sau khi Windows XP duoc cai dat. De bat chuc nang nay len, co the lam nhu sau: Start -> Control Panel -> System -> chon tab “Remote” -> bo dau chon o dang truoc “Allow users to connect remotely to this computer” -> nhan OK khi co mot thong bao hien len -> nhan OK de ghi lai.

4. Mang noi bo va bao mat khi ket noi Internet

Mang noi bo (LAN)

Windows XP cho phep nguoi dung ket noi mang noi bo va chia se ket noi Internet rat de dang. Tien ich “Netword Setup Wizard" (Start -> All programs -> Accessories -> Communication) huong dan nguoi dung tung buoc de xay dung mot he thong mang dong dang giua tren cac hinh thuc ket noi co san. Day la tien ich ly tuong de xay dung mang cho gia dinh hoac mot doanh nghiep nho voi khoang 10 may tinh tro xuong. Co mot so diem can chu y khi lap mang LAN su dung Windows XP:

1. Cac may can co cung ten cho phan “Workgroup”.

2. Ten cua cac may phai khac nhau.

3. Can phai tao password cho cac account. Theo mac dinh doi voi Windows XP, chu cua mot account khong co password se khong the truy cap vao may cua minh tu mot may khac).

4. De truy cap vao may khac trong mang, can phai co mot account tren may do. Neu hai may A va B co cung mot account (hai account trung ten va password), nguoi dung logon vao may A voi account nay co the truy cap vao may B ma hoan toan khong bi “hoi han” gi.

5. De su dung viec chia se ngam dinh (default share) doi voi Windows XP, ban tat tinh nang “Use simple Share”: Control Panel -> Folder Options -> Tab “View” -> loai bo dau chon tai dong duoi cung trong hop “Advanced Settings”. Default share (chi co o Windows 2K/XP Pro) cho phep nguoi ngoai truy cap vao tai nguyen cua he thong tu mot may khac trong mang ma khong can tao ra cac “Share” trong he thong. Vi du, muon truy cap vao o dia C: tren may co ten “HomeServer” thi chi can go vao “HomeServerC$” (khong ke dau ngoac kep) o muc Address cua Windows Explorer. Voi cac o dia khac cung tuong tu nhu vay.

Ngoai ra, Windows XP cung cho phep viec chia se ket noi Internet voi cac may khac trong cung mot mang LAN co the thuc hien kha de dang theo cac buoc sau: Start -> Control Panel -> Network Connection -> bam chuot phai vao ket noi can chia se -> Properties -> chon tab “Advanced” -> bo dau chon vao dang truoc “Allow other network users to connect through this computer’s Internet connection” -> Nhan OK khi mot thong bao hien ra -> nhan OK de ghi lai. De viec chia se duoc suon se, nen khoi dong may co ket noi Internet truoc khi khoi dong cac may con lai.

Bao mat tren mang

Windows XP co san mot tien ich bao ve nguoi dung khoi su xam nhap trai phep thong qua mang Internet. Tien ich nay co ten Internet Connection Firewall (goi tat la ICF). ICF dac biet co ich voi nhung may co ket noi truc tiep va lien tuc vao Internet bang duong truyen toc do cao (Cable hoac DSL). Khi nguoi dung tao ra mot ket noi Internet, he dieu hanh se goi y dung ICF. Tuy nhien, ICF chi co kha nang ngan chan va ghi lai cac xam nhap tu ben ngoai chu khong bao ve may tinh khoi virus duoc phat tan thong qua e-mail.

Voi ICF duoc “enabled”, may tinh se tro nen “vo hinh” doi voi the gioi Internet ben ngoai. Nhung cung vi ly do nay, mot so tien ich, trong do co “Remote Assistant” va cac chuong trinh hoi thoai su dung am thanh va hinh anh co the se khong hoat dong duoc. De bat hoac tat ICF cho mot ket noi, ban co the lam nhu sau: Start -> Control Panel -> Network Connections -> nhan chuot phai vao ket noi -> chon Properties -> chon tab “Advanced” -> bo (bat) hoac loai bo (tat) dau chon vao dang truoc “Protect my computer and network by limiting or preventing access to this computer from the Internet” -> nhan OK. Ngoai ra, neu bat, nguoi dung co the nhan vao nut “Settings” de xac dinh cac dich vu van co the hoat dong khi ICF duoc “enabled”.

5. Hoan tra he thong (System Restore)

May tinh co co the khong on dinh vi nhieu nguyen nhan khac nhau. Tuy nhien, hau het cac ly do deu lien quan den su mat mat hoac hong hoc cua cac file he thong. Windows XP co san mot tien ich rat manh, co ten la “System Restore”, cho phep nguoi dung quay he thong ve mot thoi diem trong qua khu khi ma moi su van dang trong tinh trang on dinh.

De thuc hien viec hoan tra he thong hoac ghi lai mot thoi diem (restore point) cho viec hoan tra he thong sau nay, chi can nhan vao Start -> Help and Support -> nhan vao “Undo changes to your computer with System Restore”. Binh thuong, he dieu hanh se tao ra mot “restore point” truoc khi cai mot phan mem hoac thiet bi moi.

Tuy nhien, System Restore co mot nhuoc diem la su dung kha nhieu dung luong o cung va doi khi lam hieu suat cua may cham lai (dac biet voi nhung may co cau hinh thap). De bat/tat chuc nang nay hoac xac dinh dung luong o dia dung cho viec ghi lai nhung restore point, ban co the lam nhu sau: Start -> Control Panel -> System -> chon tab “System Restore”, tai day bo dau chon vao dang truoc “Turn off System Restore on all hard drives” de tat chuc nang nay di. Ngoai ra, nguoi dung co the chon mot o dia trong hop “Available drives” roi nhan vao nut “Settings” de xac dinh dung luong dia dung cho chuc nang nay.

Luu y: Khi hoan tra lai he thong, cac file van ban va du lieu ma nguoi dung tao ra se khong bi anh huong. Tuy nhien, cac phan mem duoc cai dat vao may se co the bi anh huong. Vi du, neu he thong duoc hoan tra ve thoi diem truoc khi mot phan mem duoc cai dat, sau qua trinh hoan tra ket thuc, phan mem nay se bi loai bo khoi he thong, mac du cac duong dan va bieu tuong cua no van con.

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Theo dong su kien:
Su dung Windows XP (phan 1) (02/07/2002)
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Tìm hiểu: Windows XP, Remote Desktop, System Restore, Control Panel, Remote Assistant, co the thuc hien, mang noi bo, ket noi Internet, he dieu hanh, ket noi mang, su dung, nguoi dung, he thong, tien ich, may tinh, chon

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