Answer / ravin vasani

Hello,

A firewall is a secure and trusted machine that sits
between a private network and a public network.

The firewall machine is configured with a set of rules
that determine which network traffic will be allowed to pass
and which will be blocked or refused.

Answer / raja danduluri

Firewall, prevents unauthorised user to gain access to a
system there by providing security to the system

UDP is which type of connection.

1 Answers  

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You have a class B network 172.16.0.0. You use a 11 bits for subnetting. Which of the following is a correct range of Ip addresses that belong to the same network. a. 255.255.8.1 to 255.255.14.254 b. 255.255.255.9 to 255.255.255.14 c. 255.255.17.1 to 255.255.22.254 d. 255.255.17.0 to 255.255.22.255

1 Answers  

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Which command balnks out the routing table ?

1 Answers  

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Port modes [trunk and access] have any influence on VLAN tagging and un-tagging?

0 Answers   HCL,

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You have a class B subnet (128.252.0.0). You want to divide it into 2 subnets. What will the ranges of IPs?

1 Answers  

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You have a Class C network. You want to subnet it such that you have at least 5 hosts per subnet. How many subnets can you have?

2 Answers  

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Mail messages remain on the server while being manipulated by client. This is the _______ type mail access supported by IMAP4.

1 Answers  

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Which command causes in.named to increase its debug level by 1 ?

1 Answers  

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Describe a case where you have used these tools to troubleshoot?

2 Answers  

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You want to connect 2 buildings together that are 1000 meters apart and communicate at 100 Mbps and provide some security on the cable. What do you choose? a. Fiber optic

1 Answers  

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Which option of the dhtadm command creates the DHCP service configuration table, dhcptab ?

1 Answers  

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Explain VLAN concepts

0 Answers   HCL,

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