Subnetwork - Wikipedia, the free encyclopedia
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A subnetwork , or subnet , is a logically visible, distinctly addressed part of a single Internet Protocol network. The process of subnetting is the division of a computer network into groups of...
en.wikipedia.org/wiki/Subnetwork
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A subnet mask allows IP networks to be subdivided for security and performance purposes. Learn about the basics of subnetting in this tutorial. ... Perhaps the most recognizable aspect of subnetting is the subnet mask. Like IP addresses, a subnet mask contains four bytes (32 bits) and is often written using the same...
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compnetworking.about.com/od/workingwithipaddresses/a/su...
compnetworking.about.com/od/workingwithipaddresses/a/subnetmask.htm
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[edit] IP-Subnet-Mask numbers ... IP mask numbers are used to divide internet addresses into blocks called subnets. The mask number represents the number of 1s in the binary of the address that is 'masked" against the address so that it ignores the last bits which are for the group of IP addresses in the masked address.
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wiki.xtronics.com/index.php/IP_Subnet_Masks
wiki.xtronics.com/index.php/IP_Subnet_Masks
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Subnet Mask; Subnet Mask shows TCP/IP how many bits are used for the network portion of the IP address by "masking" the IP address’s network portion. Subnet Mask is used by TCP/IP to determine whether the destination of a packet is a host on the local network or a host on a remote network.
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www.ipaddresslocation.org/subnet-mask-calculator.php
www.ipaddresslocation.org/subnet-mask-calculator.php
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An organization can use some of the bits in the machine or host part of the address to identify a specific subnet. Effectively, the IP address then contains three parts: the network number, the subnet number, and the machine number.
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searchnetworking.techtarget.com/sDefinition/0,,sid7_gci...
searchnetworking.techtarget.com/sDefinition/0,,sid7_gci213065,00.html
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The term “mask” comes from the binary mathematics concept called bit masking. This is a technique where a special pattern of ones and zeroes can be used in combination with boolean functions such as AND and OR to select or clear certain bits in a number. ... IP Subnetting: "Three-Level" Hierarchical IP Subnet Addressing ;
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www.tcpipguide.com/free/t_IPSubnetMasksNotationandSubne...
www.tcpipguide.com/free/t_IPSubnetMasksNotationandSubnetCalculations.htm
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Conventional Subnet masking replaces the two-level IP addressing scheme with a more flexible three-level method. Since it lets network administrators assign IP addresses to hosts based on how they are connected in physical networks, subnetting is a real breakthrough for those maintaining large IP networks.
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www.tcpipguide.com/free/t_IPVariableLengthSubnetMasking...
www.tcpipguide.com/free/t_IPVariableLengthSubnetMaskingVLSM.htm
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IP addresses are 32 bits long and are represented as a quad octet set. Each octet represents 1 byte (8 bits) and has a range of 0-255 for 256 values ( 2 8 = 256 ). IP networks are divided into classes, with each class having a network ID and host range. ... Process For Subnet masking...
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ccnatutorials.50webs.com/subnetting.htm
ccnatutorials.50webs.com/subnetting.htm
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Calculate Subnet Mask from host ip address tool. ... To create the subnet mask, first remember that the purpose of the subnet mask is to separate the (32 bit) ip address into the network prefix and the host number. If a bit in the subnet mask is 1, the corresponding bit in the IP address ... Enter IP Address for Subnet Mask ;
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webtools.live2support.com/nt_subnet.php
webtools.live2support.com/nt_subnet.php
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