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Q: Why do network components need addresses?
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Which two components need to be configured on both router to achieve this?

The same area ID network addresses and wildcard masks


Where do you get your subnet number from?

You (the network administrator) decide what subnet you need to use, depending on the available IP addresses, and how you want to divide your network into subnets (in case you use subnets).You (the network administrator) decide what subnet you need to use, depending on the available IP addresses, and how you want to divide your network into subnets (in case you use subnets).You (the network administrator) decide what subnet you need to use, depending on the available IP addresses, and how you want to divide your network into subnets (in case you use subnets).You (the network administrator) decide what subnet you need to use, depending on the available IP addresses, and how you want to divide your network into subnets (in case you use subnets).


How many types of addresses in each network node?

there are two types of addresses: network addresses and physical addresses


How can arp be used to help the document the network?

It can provide a list of physical addresses on the network


An isp has a block of 1024 addresses.it needs to be divide the addresses to 1024 customers does it need subnetting?

No. If you have one IP per customer, you don't need to create smaller subnets. (You won't have enough addresses though - the first and last addresses of the block will be the network and broadcast addresses and won't be useable. You'll only have 1022 usable addresses)


Which OSI layer addresses data messages translates logical addresses into actual physical address and routes data to addresses on the network?

Network layer


Need to monitor network components and servers regularly?

If uptime is important to you, then yes.


How many network addresses are there in a network with a subnet mask of 21?

One - by your problem statement, all addresses are part of the same network. The number of host addresses is 232-21 - 2, or about 2000.One - by your problem statement, all addresses are part of the same network. The number of host addresses is 232-21 - 2, or about 2000.One - by your problem statement, all addresses are part of the same network. The number of host addresses is 232-21 - 2, or about 2000.One - by your problem statement, all addresses are part of the same network. The number of host addresses is 232-21 - 2, or about 2000.


Which of the folllowing uses a single public IP address to access the Internet on behalf of all of the hosts on the network that may be using other IP addresses or private IP addresses?

•If the hosts on a network using private IP addresses need to access the Internet, a problem arises because the private IP addresses are not allowed on the Internet. •The solution is to use NAT (Network Address Translation), which uses a single public IP address to access the Internet on behalf of all hosts on the network using other IP addresses.


What does the use of redundant network components supply to a network?

What does the use of redundant network components supply to a network? Reliability.


What is tourism network and supply components?

the tourism network and supply components


How can you see ip addresses from other clients on a network?

You need to use a network scanning tool, of which there are several, including nmap, netchk, The Dude, etc.