Define firewalls?
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At which TCP/IP layer does arp work ?
Your class C network has been subnet-ed. Mask for the new subnets is 255.255.255.248. How many subnets and how many nodes per subnet can you have ? a. 30, 6 b. 30, 7 c. 62, 2 d. 62, 6 e. 62, 7
how many layers are there in network & explain in simple of alll layers?
What is a characteristic of 802.3 10BaseT standard a. RJ11 Connector at both ends b. UTP RJ45 c. BNC T-connector d. 50 Ohm
Which alias must exist for a mail system to run properly ?
Tell me what happens when you use cables longer than the prescribed length?
what is the error we get if one of the disk is failed in raid1 how can i restore the data from another disk
Which file has name and IP for all systems in the domain (on a DNS server) ?
What is native VLAN? What is the use?
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suppose you have 1000 systems to assign Ip address when will you do , and why
How frequently is the routing table updated in RIP ?