Quick Answer: What Is Subnet Simple Words?

What exactly is a subnet?

A subnet or subnetwork is a smaller network inside a large network.

Subnetting makes network routing much more efficient..

What is subnetting and why is it important?

Subnetting identifies a network with a range of Internet Protocol addresses in the Internet. It also allows large networks to be divided into smaller networks, each with its own set of IP addresses.

What is Subnet example?

A subnetwork or subnet is a logical subdivision of an IP network. … For example, 198.51.100.0/24 is the prefix of the Internet Protocol version 4 network starting at the given address, having 24 bits allocated for the network prefix, and the remaining 8 bits reserved for host addressing.

What is a 255.255 255.0 subnet?

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.

What is a 29 subnet?

/29 — 32 Subnets — 6 Hosts/Subnet. Network # IP Range. Broadcast.

Why do we need Nat?

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. … This provides additional security by effectively hiding the entire internal network behind that address.

How do subnets work?

Subnetting works by applying the concept of extended network addresses to individual computer (and another network device) addresses. … But because this is a Class C network, the default subnet mask of 255.255. 255.0 allows all computers on the network to be peers (to send messages directly to each other) by default.

What is subnetting in simple language?

Subnetting is the strategy used to partition a single physical network into more than one smaller logical sub-networks (subnets). An IP address includes a network segment and a host segment. … Subnetting is essential when a single network number has to be allocated over numerous segments of a local area network (LAN).

Why do we create subnets?

Subnetting ensures that traffic destined for a device within a subnet stays in that subnet, which reduces congestion. Through strategic placement of subnets, you can help reduce your network’s load and more efficiently route traffic.

How do I subnet an IP?

255.248 or /29.STEP 1: Convert to Binary.STEP 2: Calculate the Subnet Address. To calculate the IP Address Subnet you need to perform a bit-wise AND operation (1+1=1, 1+0 or 0+1 =0, 0+0=0) on the host IP address and subnet mask. … STEP 3: Find Host Range. … STEP 4: Calculate the Total Number of Subnets and Hosts Per Subnet.

Why do we need IP addresses?

An Internet Protocol address, or IP address is a unique identifier given to every machine in a network. An IP address serves two primary functions. … Because an IP address is a unique identifier, it allows computers to send and receive information to and from specific computers in a given network.

What is difference between subnet and VLAN?

At a high level, subnets and VLANs are analogous in that they both deal with segmenting or partitioning a portion of the network. However, VLANs are data link layer (OSI layer 2) constructs, while subnets are network layer (OSI layer 3) IP constructs, and they address (no pun intended) different issues on a network.

What does a subnet look like?

The subnet mask looks a lot like an ip address. It is made up of four eight bit numbers separated by periods. These numbers once again range from 0 to 255. A typical subnet mask is 255.255.

What is the use of 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 (Internet Protocol) address and see how it is organized.