Do you know about the job of the network layer under the osi reference model?
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what is ROI?
2 routing protocols that enable the deployment of VLSM by providing the extended network number length or mask along with route advertisement.
Define the number of network ids in a class c network?
What is firewall ?
You mail server belongs to mydomain.com . An email destined for user@host4.mydomain.com . This type of email address is ?
You have a Class C network. You want to subnet it such that you have at least 6 hosts per subnet. How many subnets can you have?
Which alias must exist for a mail system to run properly ?
What does SNMP use to send unsolicited messages to the managing host ?
Explain netstat?
How proxy servers protect computer networks?
Difference between layer 2 and layer 3 devices ?
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