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routers move data from one network to another network. For it to do so, it needs an IP address in both networks.

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Q: Why is necessary for the router to have two ip addresses?
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A router that has 4 ports will require how many IP addresses?

It depends on how many interfaces of router are connected to other networks. If a router is connected to two network, it will have 2 IP addresses. In a router having 4 ports it can connect to maximum 4 networks. In this case it will have 4 IP addresses.


Is your ip address assigned to your router or to each computer on the network?

Your Router is assigned an IP address that is known as a public IP address then your router assigns out IP addresses that are known as local IP addresses. So the answer is yes and yes!


What are IP addresses called that begin with 172.16?

They are normally the IP addresses which your computer uses to talk to your internet router/modem. They are not the same as the IP address that your router is known by on the broadband link.


How do you connect two computers to the internet without having the IP addresses conflict with each other?

By using a router with DHCP turned on in the router


How did you determine the IP address for your printer?

IP addresses are normally assigned dynamically by the router.


Which two commands can a technician use to determine whether router serial ports have ip addresses that are assigned to them?

"show interfaces" "show ip interface brief"


Why can a router have a single mac address but many IP address?

The Router only has one M.A.C Address and One IP Address But, the Router can have many Connections ( Devices using the network ) That may shoe up as their IP Addresses. But the Router only Has One IP Address


How do you deny access to Facebook in my router?

Since Facebook uses a limited range of IP addresses, blocking those addresses on the router will effectively deny access to Facebook.


If you are using internet connections via two different gateways how can you find both IP addresses when iproute just gives the default address?

do you have access to your router/firewall? if so, the easiest way would be to login into the router/firewall box and check for the WAN/public IP addresses for both channels.


Which technology can the router employ to allow a single public IP address to be mapped to multiple private IP addresses?

PAT


What network device has the ability to send data based upon IP addresses?

router


HOW DO you CONFigure your router to assign ip addresses to network devices?

Read the section of the manual concerning enabling the router to be a DHCP server. DHCP is the magic that assigns IP numbers.