一、NAS是什么意思
NAS存(cun)儲(chu),簡稱(cheng)NAS,是(shi)(shi)英文(wen)Network Attached Storage的(de)首字(zi)母縮寫,翻(fan)譯過來就(jiu)是(shi)(shi)網(wang)絡附屬存(cun)儲(chu),簡單來說就(jiu)是(shi)(shi)連接(jie)(jie)在網(wang)絡上,具(ju)備(bei)(bei)資料存(cun)儲(chu)功能的(de)裝置,因(yin)(yin)此也稱(cheng)網(wang)絡存(cun)儲(chu)器(qi),它可以(yi)直接(jie)(jie)連接(jie)(jie)在電(dian)腦網(wang)絡上面,對(dui)異質網(wang)絡用戶(hu)提供了集(ji)中(zhong)式數(shu)據訪問服務(wu)(wu)(wu)(wu)。NAS網(wang)絡存(cun)儲(chu)器(qi)是(shi)(shi)一種專用數(shu)據存(cun)儲(chu)服務(wu)(wu)(wu)(wu)器(qi),它以(yi)數(shu)據為中(zhong)心(xin),將存(cun)儲(chu)設(she)備(bei)(bei)與(yu)服務(wu)(wu)(wu)(wu)器(qi)徹底分離,集(ji)中(zhong)管理數(shu)據,從而(er)(er)釋放帶寬、提高性能、降(jiang)低總擁有成本、保護投資,由于(yu)其成本遠低于(yu)使用服務(wu)(wu)(wu)(wu)器(qi)存(cun)儲(chu),而(er)(er)效率反(fan)而(er)(er)更高一些,因(yin)(yin)此廣泛使用于(yu)辦公(gong)自動化、稅務(wu)(wu)(wu)(wu)、廣告設(she)計、校園(yuan)網(wang)、醫療數(shu)據存(cun)儲(chu)等(deng)領域(yu)。
二、NAS存儲怎么搭建
nas存儲的(de)(de)(de)搭(da)建(jian)方法并不難,首先(xian)要(yao)(yao)(yao)選(xuan)擇(ze)和(he)購(gou)(gou)買NAS存儲設(she)備,NAS存儲設(she)備可以(yi)購(gou)(gou)買品(pin)牌(pai)商(shang)的(de)(de)(de)成品(pin)NAS,也可以(yi)自己DIY組(zu)裝(zhuang)(zhuang)(zhuang)一(yi)臺NAS主(zhu)(zhu)機,購(gou)(gou)買好(hao)后(hou)就可以(yi)正(zheng)式搭(da)建(jian)了:1、安(an)裝(zhuang)(zhuang)(zhuang)NAS主(zhu)(zhu)機:(1)硬(ying)(ying)件(jian)(jian)安(an)裝(zhuang)(zhuang)(zhuang):打(da)開硬(ying)(ying)盤倉(cang),將(jiang)硬(ying)(ying)盤放入并用(yong)提供的(de)(de)(de)螺栓固(gu)定(ding)(ding)(ding),然后(hou)推上硬(ying)(ying)盤倉(cang),將(jiang)NAS通(tong)(tong)過網(wang)線接入局(ju)域(yu)(yu)網(wang)或直接與計算機連接,連接電源,啟(qi)動NAS。(2)軟(ruan)件(jian)(jian)安(an)裝(zhuang)(zhuang)(zhuang):主(zhu)(zhu)要(yao)(yao)(yao)是安(an)裝(zhuang)(zhuang)(zhuang)操作系統(tong)(tong)和(he)相關的(de)(de)(de)配套軟(ruan)件(jian)(jian),如(ru)果是成品(pin)NAS一(yi)般(ban)自帶系統(tong)(tong)和(he)軟(ruan)件(jian)(jian),自己組(zu)裝(zhuang)(zhuang)(zhuang)則(ze)需要(yao)(yao)(yao)下(xia)載安(an)裝(zhuang)(zhuang)(zhuang)。2、設(she)置家用(yong)NAS:(1)基(ji)本設(she)置:進(jin)入控制臺→系統(tong)(tong)設(she)定(ding)(ding)(ding)→一(yi)般(ban)設(she)定(ding)(ding)(ding),更改系統(tong)(tong)通(tong)(tong)訊端口為(wei)非80的(de)(de)(de)其他口;然后(hou)進(jin)入網(wang)絡設(she)定(ding)(ding)(ding),設(she)定(ding)(ding)(ding)一(yi)個固(gu)定(ding)(ding)(ding)的(de)(de)(de)局(ju)域(yu)(yu)網(wang)IP地址;在DDNS服務(wu)項(xiang)中選(xuan)擇(ze)一(yi)個DDNS服務(wu)商(shang),方便(bian)從外(wai)網(wang)訪(fang)(fang)問NAS。(2)Web訪(fang)(fang)問設(she)置:打(da)開瀏覽(lan)器,內網(wang)環境下(xia)輸(shu)入局(ju)域(yu)(yu)網(wang)地址+之(zhi)前(qian)設(she)定(ding)(ding)(ding)的(de)(de)(de)端口號,外(wai)網(wang)輸(shu)入域(yu)(yu)名或外(wai)網(wang) IP+端口號,即(ji)可訪(fang)(fang)問到NAS的(de)(de)(de)管(guan)理(li)頁(ye)面。(3)APP訪(fang)(fang)問設(she)置:下(xia)載配套的(de)(de)(de)手機APP,打(da)開APP,與NAS連接即(ji)可通(tong)(tong)過APP遠程操作NAS。3、用(yong)戶(hu)權(quan)限管(guan)理(li) NAS的(de)(de)(de)用(yong)戶(hu)管(guan)理(li)和(he)文件(jian)(jian)夾權(quan)限設(she)定(ding)(ding)(ding)都比較(jiao)簡(jian)單,按自己的(de)(de)(de)需求建(jian)立多(duo)個的(de)(de)(de)用(yong)戶(hu),并設(she)定(ding)(ding)(ding)好(hao)各用(yong)戶(hu)對文件(jian)(jian)夾與應用(yong)程序的(de)(de)(de)使用(yong)權(quan)限即(ji)可。4、組(zu)建(jian)Raid Raid硬(ying)(ying)盤陣列組(zu)建(jian),一(yi)般(ban)家用(yong)普通(tong)(tong)的(de)(de)(de)硬(ying)(ying)盤模式或Jbod模式就足夠了,當然要(yao)(yao)(yao)安(an)全性(xing)的(de)(de)(de)話還是建(jian)Raid 1,要(yao)(yao)(yao)速度和(he)容(rong)量(liang)的(de)(de)(de)話建(jian)Raid 0。
三、NAS存儲價格是多少
一般來說,市場上的NAS存儲設備,其價格有高有低,主要受到NAS的品牌、存儲容量、硬件參數等因素的影響,便宜的一般在七八百元左右,貴的也有上萬元甚至十幾萬的,不過這種一般不是家用nas,家庭使用的話,選擇價位在1000-2000元范圍內的基本就夠用了。在選擇NAS設備時,除了要考慮價格以外,硬盤數、處理器和內存、硬盤的選擇和網口也非常重要,不太了解選購的話建議大家購買NAS品牌的成品nas。
四、NAS有什么用
對于大部分用戶來說,NAS的基本功(gong)(gong)(gong)能(neng)(neng)就是充(chong)當網絡存(cun)(cun)儲(chu)(chu)(chu)(chu)器(qi),能(neng)(neng)存(cun)(cun)儲(chu)(chu)(chu)(chu)文本、視頻、音頻等多種數據(ju)形(xing)式,并且用NAS網絡存(cun)(cun)儲(chu)(chu)(chu)(chu)器(qi)可(ke)對重復(fu)數據(ju)進行(xing)刪除(chu)、壓縮以優化存(cun)(cun)儲(chu)(chu)(chu)(chu)空間(jian),有效節省80%的存(cun)(cun)儲(chu)(chu)(chu)(chu)空間(jian),對硬盤進行(xing)保(bao)護,除(chu)了網絡存(cun)(cun)儲(chu)(chu)(chu)(chu)器(qi)功(gong)(gong)(gong)能(neng)(neng)以外,NAS還具有文件共(gong)享(xiang)功(gong)(gong)(gong)能(neng)(neng)、備份功(gong)(gong)(gong)能(neng)(neng)、網絡打印功(gong)(gong)(gong)能(neng)(neng)、照片共(gong)享(xiang)功(gong)(gong)(gong)能(neng)(neng)等,作為服務(wu)器(qi)使用也是可(ke)以的。