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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How would you find what ports are open on a machine (local and remote)?

3 Answers  

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How does a token ring network work ? In what way is it different from Ethernet ?

0 Answers  

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A binary signal is sent over a 3-khz channel whose signal-to-noise ratio is 20 db.Calculate the maximum achievable data rate ?

0 Answers  

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What is the difference between process and thread ? also what is the difference between process and service >

2 Answers   ABC,

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which is the latest versions of bluetooth & WiFi?

1 Answers   IBM,

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What is difference between ARP and RARP?

6 Answers   CTS, Elgi Equipments,

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i would like to say sir right now i have done hard/w networkig course ad doing a job as ATE engineer from CMS computer .Ltd so what r doing for future career ,which course is good ,&where is more opportunity plz tell me detils sir i m dialma??

1 Answers  

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What is MAC address

0 Answers   Elgi Equipments,

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Tell the correct definition of router, hub and switch and where do we use these?

2 Answers   Genpact,

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Assuming classful addressing, find the no of subnets and the no of hosts per subnet for the following blocks: (i) 122.45.77.32/20 (ii) A class B block having mask of 255.255.192.0

0 Answers  

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what is the troublshooting the network

17 Answers   DELL,

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