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Network 80/20 model

Question: so i have read different things every were does the local vlan model use 80/20 or 20/80? i think it is 20/80 so the is 20 %local 80 % external but i have read different answers every were :S Answer: Recall from your CCNP switch book, there are...

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Cisco NAT Question and Answer

Q. What is NAT? A. Network Address Translation (NAT) is designed for IP address conservation. It enables private IP networks that use unregistered IP addresses to connect to the Internet. NAT operates on a router, for example CISCO2901/K9 usually connecting...

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Switch port type -- access and trunk

Question: I seem to need some help in vlans. I am getting little confused. If I have got it right, the behaviour of access port is: - Tag untagged frames passing it inbound (from the connected host). - Allow frames holding the default vlan tag to pass...

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Multilayer switching

Question: i just read the chapter about intervlan routing , i got no problem with legacy or router on a stick, but i can't understand how to configure a multilayer switch to route packets. i had tried a really easy topology on packet tracert , 2 pc on...

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Subnetting question

Question: What valid host range is the IP address 172.29.217.11/22 a part of? Answer: Network= 172.29.216.0 Range= 172.29.216.1 to 172.29.219.254 Broadcast= 172.29.219.255 Next Network= 172.29.220.0 Just want to share with you how would I do to calculate...

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Eigrp -- Stuck in Active

Question: I was asked about SIA (EIGRP) in an interview, I explained the SIA but when interviewer asked me how can SIA situation be avoid, I could not answer. Could someone help me about this please.....?? Answer: There are actually lots of methods to...

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Internet load-balancing

Question: Is it possible to load balance between two service providers? Say both give you 2Mb connection and you load balance to have4Mb in total. If possible how do I do it. and can which routing protocol would be the best to use between the remote offices?...

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Internet, Intranet and Extranet

What is the difference between Internet, Intranet and Extranet? • When it comes to size of the network, Internet is the largest and consists hundreds of thousands of network devices and interconnections. Intranet size may span from hundreds to several...

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Broadband networks

Personal computing facilitated easy access, manipulation, storage, and exchange of information, and required reliable data transmission. Communicating documents by images and the use of high-resolution graphics terminals provided a more natural and informative...

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