CDN server la gi Tim hieu tat tan tat ve CND |
Posted: January 28, 2022 |
CDN server la gi Neu ban la mot ky thuat chuyen ve thiet ke website noi rieng va ky thuat ve website noi chung thi at han do thuat ngu rat doi quen thuoc Nhung ben cach do doi voi nhung nguoi moi tiep xuc voi website hoac nhung nguoi chu doanh nghiep dang tim hieu ve website thi co le ho se kho khan voi thuat ngu nay Nhung cac ban yen tam bai viet sau day Website Chuyen Nghiep se thong tin den ban tat tan tat ve CDN de cac ban co them mot thong tin ve ngu ngu thuong dung trong ky thuat ve website
CDN server la gi ?Theo wikipedia CDN Content Delivery Network hay Mang phan phoi noi dung la mot mang phan tan theo dia ly cua cac may chu proxy va cac trung tam du lieu cua chung Muc tieu la cung cap tinh kha dung va hieu suat cao bang cach phan phoi dich vu theo khong gian lien quan den nguoi dung cuoi CDN ra doi vao cuoi nhung nam 1990 nhu mot phuong tien de giam bot su tac nghen ve hieu suat cua Internet khi Internet bat dau tro thanh mot phuong tien truyen thong quan trong doi voi con nguoi va doanh nghiep Ke tu do CDN da phat trien de phuc vu mot phan lon noi dung Internet ngay nay bao gom cac doi tuong web van ban do hoa va tap lenh cac doi tuong co the tai xuong tep phuong tien phan mem tai lieu ung dung thuong mai dien tu cong thong tin phat truc tiep phuong tien truyen thong phuong tien truyen phat truc tuyen theo yeu cau va cac trang web truyen thong xa hoi
Cach thuc hoat dong cua CDN
De giam thieu khoang cach giua khach truy cap va may chu cua trang web cua ban CDN luu tru phien ban duoc luu trong bo nho cache cua noi dung cua no o nhieu vi tri dia ly con goi la diem hien dien hoac PoP Moi PoP chua mot so may chu bo nho dem chiu trach nhiem phan phoi noi dung cho khach truy cap trong pham vi lan can cua no
Ve ban chat CDN dat noi dung cua ban o nhieu noi cung mot luc cung cap muc do phu song cao hon cho nguoi dung cua ban Vi du khi ai do o Luan Don truy cap trang web duoc luu tru tai Hoa Ky cua ban dieu do duoc thuc hien thong qua PoP dia phuong cua Vuong quoc Anh Dieu nay nhanh hon nhieu so voi viec yeu cau cua khach truy cap va phan hoi cua ban di het chieu rong cua Dai Tay Duong va nguoc lai
Tom lai day la cach CDN hoat dong Tat nhien nhu chung toi nghi rang chung toi can mot huong dan toan bo de giai thich hoat dong ben trong cua cac mang phan phoi noi dung lo hong con di sau hon
Uu nhuoc diem khi su dung CDNUu diemMac du cac loi ich cua viec su dung CDN khac nhau tuy thuoc vao quy mo va nhu cau cua tai san Internet nhung cac loi ich chinh doi voi hau het nguoi dung co the duoc chia thanh 4 thanh phan khac nhau
Cai thien thoi gian tai trang web Bang cach phan phoi noi dung gan hon voi khach truy cap trang web bang cach su dung may chu CDN gan do trong so cac toi uu hoa khac khach truy cap trai nghiem thoi gian tai trang nhanh hon Khi khach truy cap co xu huong nhap ra khoi trang web tai cham hon CDN co the giam ty le thoat va tang luong thoi gian ma moi nguoi danh tren trang web Noi cach khac mot trang web nhanh hon co nghia la nhieu khach truy cap se o lai va gan bo lau hon
Giam chi phi bang thong Chi phi tieu thu bang thong de luu tru trang web la chi phi chinh cho cac trang web Thong qua bo nho dem va cac toi uu hoa khac CDN co the giam luong du lieu ma may chu goc phai cung cap do do giam chi phi luu tru cho chu so huu trang web
Tang tinh kha dung va du phong cua noi dung Mot luong lon luu luong truy cap hoac loi phan cung co the lam gian doan chuc nang binh thuong cua trang web Nho ban chat phan tan cua chung CDN co the xu ly nhieu luu luong hon va chiu duoc loi phan cung tot hon nhieu may chu goc
Cai thien bao mat trang web CDN co the cai thien bao mat bang cach giam thieu DDoS cai tien chung chi bao mat va cac toi uu hoa khac
Nhuoc diemChi phi Day co le la nhuoc diem dang ke nhat cua viec su dung CDN Viec bat dau su dung dich vu CDN rat ton kem va chung cung co the co nhieu chi phi an Chung bao gom chi phi cho moi lan truyen du lieu va gigabyte
Chi phi cao la do cac mang cua ben thu ba Viec khoi dong mot mang CDN moi yeu cau mot cong ty may chu nhan duoc su tro giup tu mot cong ty khac de cai dat mot mang nhu vay Hay chac chan de doc tat ca cac dieu khoan va dieu kien mot cach can than
Do do mang CDN co xu huong la mot lua chon tot hon cho cac cong ty lon co kha nang chi tra chi phi nhu vay Viec duy tri cac may chu nhan ban tren toan cau khong huu ich cung khong thuc te
Nhieu can tro den tu vi tri dia ly Rat nhieu cong ty mang phan phoi noi dung co may chu tren khap the gioi nhung ho co the khong co may chu o quoc gia cua ban Neu dung nhu vay ban co the thay rang cac tai nguyen do se mat nhieu thoi gian hon de trang hien thi so voi khi ban co tat ca cac tai nguyen tren may chu cua minh
Mang phan phoi co the bi chan Mot so to chuc va quoc gia da chan ten mien hoac dia chi IP cua cac CDN pho bien Trong truong hop nay khan gia cua ban tu cac to chuc hoac quoc gia nay khong the truy cap trang web cua ban va cuoi cung ban se mat mot so luu luong truy cap
Hay nho rang cac tep CDN cua ban cung se khong hoat dong neu ban dang phat trien ngoai tuyen
Ho tro khach hang ton nhieu thoi gian Cau hoi ho tro nay sinh khi nha cung cap ben thu ba chiu trach nhiem chay CDN Trong truong hop su co ky thuat ngay ca khi hiem gap ban khong the biet mat bao lau de nha dieu hanh khac phuc su co va ngan no xay ra lan nua
Kho kiem soat Ban co cam thay thoai mai khi giao cac tep trang web cua minh cho mot cong ty khac khong Day la dieu ma ban phai can nhac truoc khi quyet dinh co su dung CDN hay khong Su dung CDN co nghia la cac ben thu ba nhan duoc thong tin ve trang web va he thong cua ban
Rui ro phat sinh CDN cung co the bi loi Neu CDN cua ban ngung hoat dong ban phai chuyen trang web cua minh sang mot may chu luu tru khac Ngoai ra neu dich vu khong kha dung ban khong the su dung CDN cua minh va quay tro lai cac tep cuc bo Mac du khong pho bien nhung co nhung rui ro phat sinh ma ban nen tinh den
Khi nao nen va khong nen dung CDN
Theo nhu nhung phan tich ve uu va nhuoc diem o tren chi nen su dung CDN khi
May chu trang web duoc dat cach xa nguoi dung
Luu luong cao tieu ton nhieu bang thong
Luu luong truy cap den tu nhieu quoc gia khac nhau
Khi su dung Load Balancing FailOver
Tuy nhien CDN khong danh cho tat ca moi nguoi Dac biet neu ban dieu hanh mot trang web duoc khu vuc hoa nghiem ngat voi phan lon nguoi dung trong cung khu vuc voi may chu luu tru cua ban thi viec co CDN se khong mang lai nhieu loi ich
Luu y khi chon dich vu CDNQuy mo va phan phoi mang totChon dich vu CDN co nhieu may chu ban cang co the phan phoi noi dung cua minh nhanh hon va dang tin cay hon Nhieu may chu hon thi bo dem it hon du phong nhieu hon kha nang mo rong cao hon
Ngoai ra dieu quan trong la phai xem xet phan bo dia ly khi chon CDN Nhieu CDN co pham vi phu song tot o Chau Au va Hoa Ky noi co cac trung tam du lieu Tuy nhien rat it tinh nang co pham vi phu song manh me o Nam My Chau A Trung Dong va Chau Phi
Ho tro khach hang nhanh chongTiep theo hay tim nha cung cap dich vu CDN cung cap dich vu ho tro khach hang co kien ??thuc va nhay ben
Thiet lap CDN co the la mot qua trinh kho hieu doi voi nguoi dung lan dau Mac du quy trinh nay de dang hon truoc day nhung no van lien quan den mot so kien ??thuc ky thuat
Khi so sanh cac tuy chon ho tro ky thuat hay tim cac tinh nang sau
Gia ca phai chang minh bachHau het cac CDN duoc dinh gia theo mot trong hai cach Cach dau tien la thong qua cac hop dong thuong luong tuy chinh Cac CDN lon nhat tot nhat cung cap gia hop dong tuy chinh Tuy thuoc vao nhu cau ve bang thong va tinh nang cua ban gia ca co the thay doi dang ke That kho de biet ban se phai tra nhung gi theo mo hinh nay neu khong dang ky
Mo hinh dinh gia nha cung cap dich vu CDN pho bien khac la dua tren muc su dung Dinh gia theo GB va thuong giam khi khoi luong tang Gia cung co the thay doi theo khu vuc
Tren day la nhung thong tin ve CDN ma Website Chuyen Nghiep chia se hy vong cac ban da hinh dung va nam duoc nhung kien thuc ve CDN Neu cac ban dang co y dinh tim cong ty thiet ke website de phuc vu cho hoat dong kinh doanh vui long lien he voi chung toi qua so hotline 0912 817 117 hoac 0915 101 017 de duoc tu van bao gia chi tiet Xin cam on Nguon: https://websitechuyennghiep.vn/cdn-server-la-gi.html
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