question related to education gap and studies

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Describe profile in terms of networking concept?

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Sequence Number in a TCP header is used for (list all that apply) a. acknowledgements b. upper layer information c. reordering of the octets received d. protocol dependent information e. rejecting the duplicate octates

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Describe how SNMP works?

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Which command causes in.named to take a snapshot of its in-memory cached data.

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

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in vcs, which network[private or public] channel bandwidth is high?

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I am using windows server 2008 and its working as DHCP server. 100 clients are connected to this server. All clients are accessing Internet. But I wanna to block some specific websites which is not required by client. So how it can be done through DHCP server? is there any third party software available ? or any other method you know then please answer it.

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Which command would shutdown the sendmail daemon ?

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RFC 1542 compliant ROUTERS pass what ? a. DHCP broadcasts b. RIP broadcasts c. RIP2 broadcasts d. multicast packets

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It is advisable not to use telnet because of security problems. Which program should you use instead ?

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Define lan?

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