How to calculate subnet mask from ip address?

  1. In the Windows search fields, type cmd, to open command prompt.
  2. Press Enter.
  3. Type ipconfig/all press Enter.
  4. Find your network settings.
  5. Your PC’s IP address and your network Subnet Mask and Gateway will be listed.

Also the question is, what is subnet mask in IP address? A subnet mask is a 32- or 128-bit number that segments an existing IP address in a TCP/IP network. It is used by the TCP/IP protocol to determine whether a host is on the local subnet or on a remote network. … Once given the IP address and its subnet mask, the network address (subnet) of a host can be determined.

Best answer for this question, how do you calculate subnets? To calculate the number of possible subnets, use the formula 2n, where n equals the number of host bits borrowed. For example, if three host bits are borrowed, then n=3. 23 = 8, so eight subnets are possible if three host bits are borrowed.

You asked, how do I find my subnet mask and network ID and host ID? A subnet mask is 32 bits numbers in which the series of 1’s represents the Network ID part and the Subnet ID part whereas the series of 0’s represents the Host ID part. So, in the above example of the Class C IP address, we represent all the network ID bits by 1.

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You asked, what is subnet mask example? A class C network would have a subnet mask of 255.255. 255.0 which means that 24 bits are used for the network. In CIDR notation this is designated by a /24 following the IP address. … IP address 192.168.

What is a subnet calculator?

The subnet calculator is a handy tool for finding the number of possible subnets for any given network address block. You can choose the combination of subnets and number of hosts per subnet that suits your network and get the host address range and broadcast address for any given subnet mask.

How do I find my IP address and subnet mask in Linux?

In order to find the subnet mask for your host, use the “ifconfig” command with the interface name and pipe it with the “grep” command to isolate the “mask” string. In this case, you are presented with subnet masks for every network interface (loopback interface included).

Is IP address in subnet?

A subnet mask is used to divide an IP address into two parts. One part identifies the host (computer), the other part identifies the network to which it belongs. To better understand how IP addresses and subnet masks work, look at an IP address and see how it’s organized.

Is subnet mask and subnet ID same?

0.0 network being used as a Subnet ID. A subnet mask is used to identify the part of the address that should be used as the Subnet ID. The subnet mask is applied to the full network address using a binary AND operation.

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How do I find my custom subnet mask for Class B?

  1. 2-2=14 subnets.
  2. 2-2=4094 hosts per subnet.
  3. 256-240=16.0, 32.0, 48.0, 64.0, etc.
  4. Broadcast for the 16.0 subnet is 31.255. Broadcast for the 32.0 subnet is 47.255, etc.
  5. The valid hosts are:

What is CIDR mask?

CIDR notation (Classless Inter-Domain Routing) is an alternate method of representing a subnet mask. It is simply a count of the number of network bits (bits that are set to 1) in the subnet mask. Subnet mask bits are explained in a following section.

What is 28 subnet mask?

/28 — 16 Subnets — 14 Hosts/Subnet. Network # IP Range. Broadcast. .0.

What is a 255.255 255.0 subnet?

A subnet mask of 255.255. 255.0 allows for close to 256 unique hosts within the network (since not all 256 IP addresses can be used). … This is the default subnet mask used by Class B networks and provides up to 65,536 IP addresses (256 x 256). The largest Class A networks use a subnet mask of 255.0.

What is 26 subnet mask?

The common subnet mask 255.255. 255.0 is 11111111.11111111. … A subnet mask of 255.255. 255.192 is 11111111.11111111. 11111111.11000000 in binary, or 26 ones, hence /26.

What is the full subnet mask for address 172.16 5.10 28?

What is the full subnet mask for address 172.16. 5.10/28? 255.255.

How many Subnet Masks are there?

The three default subnet masks are 255.0. 0.0 for Class A, 255.255. 0.0 for class B, and 255.255. 255.0 for Class C.

What is Netmask and Gateway?

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on a network. … A gateway IP refers to a device on a network which sends local network traffic to other networks. The subnet mask number helps to define the relationship between the host (computers, routers, switches, etc.) and the rest of the network.

How do you calculate subnet prefix?

In IPv4, the prefix (or network portion) of the address can be identified by a dotted-decimal netmask, commonly referred to as a subnet mask. For example, 255.255. 255.0 indicates that the network portion, or prefix length, of the IPv4 address is the leftmost 24 bits.

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