Explain HDLC

0 Answers  

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Why data link layer is divided into two layers?

2 Answers   HCL,

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what is the advantage and disadvantage of hub

13 Answers   Cisco, CMS, Wipro,

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If we have a firewall in our network then how to connect a VPN server through internet and therefore which port to open in the firewal?

2 Answers  

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what does FTP and TFTP stands for ?

6 Answers  

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1.Explain the main purpose of IP address? 2.List two purposes for a web browser? 3.Explain an advantage and a disadvantage of multiple search engines? 4.Describe two roles of Internet Services Providers (ISPs)?

0 Answers   IBM,

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Does Ethernet 10Gbps support multiple access

0 Answers  

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what is frame realy

4 Answers  

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which is true a)bridge connects dissimiler LAN and protocol insensitive b)router connects dissimiler LAN and protocol insensitive c)gateway connects dissimiler LAN and protocol insensitive d)none of the above

2 Answers  

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x.25 protocol encapsulates the follwing layers a)network b)datalink c)physical d)all of the above e)none of the above

4 Answers   Infosys, Siemens,

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Suppose an organization uses Kerberos for authentication. In terms of security and service availability, what is the effect if AS or TGS goes down?

1 Answers  

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IN MY SYSTEM IAM USING VM WARE I INSTALLED 2003 SREVER AND TWO CLIENTS USING SAME 2003SERVER NOW I WOULD LIKE TO INSTALL EXCHANGE SREVER IN MY VM WARE IS IT POSSIBLE IF IT IS PLEASE SHOW ME A ROOT HOW CAN I

0 Answers   Synova Inc,

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