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4 functions that ICMP protocol performs are: a. echo (ping) b. telnet c. rcp d. rlogin e. rpc f. TTL announce (used by traceroute) g. source quench message (during congestion) h. network error announcement

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Purpose of TTL. How it gets modified.

0 Answers   HCL,

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Which comamnd will yield the current dhcp information on the DHCP server ?

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When packets are routed according to a routing table, the process is called ?

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You are using DNS only for name resolution. If the primary server is not responding (down), which "condition" (nsswitch.conf) does this situation fall in?

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Can you perform the OSI model seven layer functions in either two layer or three layer.

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What does the MAC sublayer of the Data Link Layer do ? (choose all that apply) a. builds frames b. checks to see that nothing got damaged in transit by CRC c. determines "which machine goes first on the wire" d. provides path to the destination host e. Gets data on and off the wire

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Explain the difference between hub and a switch?

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You just simply want to kill the sendail deamon. What's the easiest way ?

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Your have a class C network. The IP addresses of your workstations start with 128.251.143 . What is the network address of your network ?

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You have a Class C network. You want to subnet it such that you have at least 25 hosts per subnet. How many subnets can you have?

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In What Protocol, message are just delivered. It is not reliable, and requires that transmission quality be augmented. It is fast, however.

1 Answers  

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