What is refresher?


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More CCNA Interview Questions

which defined peer ip address an local subnet belong to crete? (Choose two)

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Based upon the 1st octet rule identify the range for a Class A address? A.) 1 - 126 B.) 192 - 223 C.) 128 - 191 D.) 1 - 191

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How does cut-through LAN switching work?

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Which OSI layer provides best effort end to end packet delivery? A.) Data-Link B.) Presentation C.) Network D.) Transport E.) Physical F.) Application

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How to find Router Serial interface MAC address?

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Which two of the following protocols are used at the Transport layer? A.) ARP B.) UDP C.) ICMP D.) RARP E.) TCP F.) BootP

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What parameter is used with statically assigned routers to tell packets which interface to use to reach a distant network? A.) Mask B.) Subnet C.) Default gateway D.) Interface

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What is difference between switch & hub?

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Hi I asking one thing that my company having cisco ip phone with connected to cisco poe switch.But sometime when my agent calling to customer on that time customer voice is break only few 2 to 3 sec.I have already checked my wan link by isp and also lan connection,but this problem is not sorted out so pls help me.

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what is full form of rst,smtps & http?

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Can you explain PPP packet format?

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A default route is analogous to a _________. A. default gateway B. static route C. dynamic route D. one-way route

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