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思科CCNA認證
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思科CCNA認證專題：權威提供思科CCNA認證，歡迎收藏無憂考網(wǎng)
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欄目獲取更多最新思科CCNA認證信息�！綜TRL+D 收藏備用】
思科認證考試CCNA培訓主要內(nèi)容
CCNA培訓主要內(nèi)容包括：1.網(wǎng)絡基礎：OSI七層參考模型；數(shù)據(jù)的封裝與解封裝；以太網(wǎng)；TCP/IP協(xié)議，TCP/IP協(xié)議的體系結(jié)構(gòu)，IP地址的分類，子網(wǎng)劃分，ARP協(xié)議，TCP協(xié)議，UDP協(xié)議。2.路由：路由原理；靜態(tài)路由，默認路由；RIP協(xié)議，OSPF協(xié)議，EIGRP協(xié)議。訪問控制...
2017-08-11
思科認證CCNA考試費用
考試價格（1900包含所有費用）現(xiàn)在思科官方ccna的考試費用是295美金，折合人民幣是1860，考點收費都是2300+...
2015-09-18
思科認證網(wǎng)絡工程師CCNA安全認證由v2.0版更新至v3.0版
CCNA安全認證為您擔任網(wǎng)絡安全專家、網(wǎng)絡安全管理員和網(wǎng)絡安全支持工程師等職位打下堅實的基礎。對那些希望獲得CCSP認證的人員來說，獲得CCNA安全認證是第一步。此外，國家系統(tǒng)安全（INFOSEC）及國家安全系統(tǒng)委員會均認可思科CCNA安全課程符合CNSS4001培訓標準...
2015-09-18
2015年思科CCNA系列認證：路由和交換(CCNA Routing and
CCNA® 路由和交換認證SAN JOSE, Calif., 2013年3月26日–思科始終致力于提供基于實際工作技能的培訓，并與時俱進地跟隨最新的網(wǎng)絡解決方案。思科今天宣布對思科工程師級認證項目進行更新，CCNA®認證將更名為CCNA®路由與交換認證。 如今物理世...
2015-04-02
思科認證網(wǎng)絡工程師CCNA數(shù)據(jù)中心認證
CCNA® 數(shù)據(jù)中心認證對于那些想要在數(shù)據(jù)中心的設計、設備的安裝和維護上面節(jié)約時間和金錢的數(shù)據(jù)中心網(wǎng)絡管理員們來說，思科的CCNA數(shù)據(jù)中心認證是一項關注工作-角色的培訓和認證考試，它可以使你在教育方面的投資得到最大化的收益并且提升數(shù)據(jù)中心網(wǎng)絡的價值...
2015-04-02
2015年思科CCNA系列認證：設計(CCDA)DESGN考試要點
(640-864) DESGN考試要點（藍本2.1更新版）考試說明此考試標志著 在設計以SONA（思科服務導向網(wǎng)絡架構(gòu)）為基礎的思科融合網(wǎng)絡方面具備基本的或者初步的網(wǎng)絡設計知識。擁有CCDA認證的專業(yè)人士可以為企業(yè)和機構(gòu)設計包含局域網(wǎng)、廣域網(wǎng)和寬帶接入服務的路由和交換...
2015-04-02
思科CCNA協(xié)作認證
思科CCNA協(xié)作認證的有效期為三年。 要進行再認證，請在認證過期之前通過下列考試之一：通過任何一門目前提供的除了ICND1考試以外的Associate（工程師）級別認證或通過任何一門642-XXX Professional（資深工程師）或300-XXX Professional（資深工程師）級別考試...
2015-04-02
2015年思科模擬題：CCNA、CCNP、CCIE模擬試題
ccna 1.which of the following types of packets will be allowed entry when a serial interface's inbound access list has been configured to prohibit entry for tcp and udp ports 21, 23 and 25? (select three options.) a. smtpb...
2015-03-18
2015年思科CCNA認證真題：IOS 配置
1: in which of the following modes in cisco's ios can you issue show commands? (choose two.) a. user b. privileged c. line configuration d. global configuration 2: you are the network administrator for a large corpo...
2015-03-18
2015思科CCNA真題：TCP/IP地址和協(xié)議
1: your junior network administrator wants to know what the default subnet mask is for a class c ip address. what do you tell him? a. 255.0.0.0 b. 255.255.0.0 c. 255.245.255.0 d. 255.255.255.0 e. 255.255.255.255&nbs...
2015-03-18
CCNA認證考試真題
無憂考網(wǎng)為大家收集整理了《CCNA認證考試真題》供大家參考，希望對大家有所幫助！�。。�1）TCP/IP Addressing and Protocol1: Your junior network administrator wants to know what the default subnet mask is for a Class C IP address. What do you tell...
2013-11-26
CCNA考試自測題2
無憂考網(wǎng)為大家收集整理了《CCNA考試自測題2》供大家參考，希望對大家有所幫助�。�！25) Which statement is true of WinSock (下面對Wi n S o c k的哪一句陳述是正確的)？ A. It is a MAC application B. It represents a graphical user interface C. It...
2013-11-26
CCNA考試自測題1
無憂考網(wǎng)為大家收集整理了《CCNA考試自測題1》供大家參考，希望對大家有所幫助！�。�1) Match the following application layer services to their corresponding transport layer protocol port. (匹配下列的應用層服務和它們對應的傳輸層協(xié)議端口)： A. S...
2013-11-26
ccna真題:BasicIOSConfiguration
無憂考網(wǎng)為大家收集整理了《ccna真題:BasicIOSConfiguration》供大家參考，希望對大家有所幫助�。�！1: In which of the following modes in Cisco's IOS can you issue show commands? (Choose two.)A. UserB. PrivilegedC. Line ConfigurationD. Global Con...
2013-11-25
ccna真題:TCP/IPAddressingandProtocol
無憂考網(wǎng)為大家收集整理了《ccna真題:TCP/IPAddressingandProtocol》供大家參考，希望對大家有所幫助�。�！1: Your junior network administrator wants to know what the default subnet mask is for a Class C IP address. What do you tell him? A. 255.0....
2013-11-25
Cisco試題CCNA-OSI參考模型
無憂考網(wǎng)為大家收集整理了《Cisco試題CCNA-OSI參考模型》供大家參考，希望對大家有所幫助�。�！問題： Which layer of the 7 layer model provides services to the application layer over the Session layer connection? A.Network B.Transport C.Sessi...
2013-11-25
Cisco試題庫:ccna真題(下)(1)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(1)》供大家參考，希望對大家有所幫助�。�！1: your junior network administrator wants to know what the default subnet mask is for a class c ip address. what do you tell him?a. 255.0.0.0]6lb. 2...
2013-11-22
Cisco試題庫:ccna真題(下)(2)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(2)》供大家參考，希望對大家有所幫助�。�！ 6: you are designing an ip address scheme for your brand new remote office. the vice president of it calls to tell you that you will be in charge of...
2013-11-22
Cisco試題庫:ccna真題(下)(3)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(3)》供大家參考，希望對大家有所幫助�。。� 11: which of the following protocols is connection-orienteda. tcpb. ipc. ipxd. frame relay12: you are using an application on your windows 2000 clie...
2013-11-22
Cisco試題庫:ccna真題(下)(4)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(4)》供大家參考，希望對大家有所幫助�。。�17: a new network is being designed for your company, acme, inc. if you use a class c ip network, which subnet mask will provide one usable subnet pe...
2013-11-22
Cisco試題庫:ccna真題(下)(5)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(5)》供大家參考，希望對大家有所幫助�。�！21: your organization is using the 192.168.1.0/24 address space. you need 28 subnets. what subnet mask would you use to create these subnets? a. 255....
2013-11-22
Cisco試題庫:ccna真題(下)(6)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(6)》供大家參考，希望對大家有所幫助�。。�26: you are given an ip network of 192.168.5.0 and told that you need to separate this network into subnetworks that can support a maximum of 16 host...
2013-11-22
Cisco試題庫:ccna真題(下)(7)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(7)》供大家參考，希望對大家有所幫助�。�！31: you are troubleshooting your router's interfaces. for some reason, the ethernet interface will not accept the ip address of 192.168.5.95/27 that ...
2013-11-22
Cisco試題庫:ccna真題(下)(8)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(8)》供大家參考，希望對大家有所幫助�。�！36: one of your co-workers at acme, inc., needs to convert the binary number 11010110 into a decimal. what is the decimal equivalent?a. 198b. 214c. 2...
2013-11-22
Cisco試題庫:ccna真題(下)(9)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(9)》供大家參考，希望對大家有所幫助�。�！41: you are a network technician at acme, inc. you have subnetted the 192.168.72.0 network with a /30 mask for connections between your routers. your...
2013-11-22
Cisco試題庫:ccna真題(下)(10)
無憂考網(wǎng)為大家收集整理了《Cisco試題庫:ccna真題(下)(10)》供大家參考，希望對大家有所幫助！�。�46: your boss wants to know what tcp stands for. what do you tell him?a. transmission check protocolb. transport check protocolc. transmission contr...
2013-11-22
CCNA真題TCP/IP：地址和協(xié)議(1)
無憂考網(wǎng)為大家收集整理了《CCNA真題TCP/IP：地址和協(xié)議(1)》供大家參考，希望對大家有所幫助�。。�1: Your junior network administrator wants to know what the default subnet mask is for a Class C IP address. What do you tell him? A. 255.0.0.0 B. ...
2013-11-22
CCNA真題基本IOS配置(2)
無憂考網(wǎng)為大家收集整理了《CCNA真題基本IOS配置(2)》供大家參考，希望對大家有所幫助�。�！1: In which of the following modes in Cisco's IOS can you issue show commands? (Choose two.) A. User B. Privileged C. Line Configuration D. Global Configu...
2013-11-22
思科認證考試CCNA考試七十九題(8)
無憂考網(wǎng)為大家收集整理了《思科認證考試CCNA考試七十九題(8)》供大家參考，希望對大家有所幫助�。�！71. Which layer is responsible for providing mechanisms for multiplexing upper-layer application, session establishment, and tear-down of virtual...
2013-11-22
思科認證考試CCNA考試七十九題(7)
無憂考網(wǎng)為大家收集整理了《思科認證考試CCNA考試七十九題(7)》供大家參考，希望對大家有所幫助�。�！61. Which of the following about ARP is true? Choose 2A. It is in the application layerB. It is in the network layerC. It maps mac addresses to i...
2013-11-22
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