Class A Subnet Mask Cheat Sheet
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Class a subnet mask cheat sheet. Includes CIDR notation abbreviation subnet mask in decimal binary and hexadecimal CISCO Wildcard Mask all available addresses in that subnet mask and the ecuation. DefaultSubnetMask Class NetworkPrefix DottedKDecimal ClassA 8 255000 ClassB 16 25525500 ClassC 24 2552552550 ReservedRanges CIDR Range Numberof Addresses Purpose 00008 0000 0255255255 16777216. Practice Class A mask 25524000 12 This mask provides you with only four subnet bits or 16 subnets 14 if youre not using subnet zero with 1048574 hosts each.
If there is nothing in the Amount of a 64 column that means it is to miniscule or to massive to justify calculation. Amount of a Class C 30. Full and complete subnet mask table which you can download for your daily system administrator Tasks.
Subnet Mask Cheat Sheet OpenVPN. Subnet Mask Cheat Sheet. Not much is the same with IPv6 compared to IPv4.
42 rows The subnet mask cheat sheet units is based on IEC 60027-2. IPv6 is a complete and different animal as far as subnetting goes. Class A 100008 Class B 172160012 Class C 1921680016 IPv4 CIDR the number of available host addresses is usually reduced by two namely the largest address which is reserved as the broadcast address and the smallest address which identifies the network itself.
You have and input at the top-right of the worksheet to find everything. If you are a network admin like us this is a little sheet that you will continually need access to. IPv6 Subnet Cheat Sheet.
Here are the charts followed by some explanations of what they mean. Subnet Mask Cheat Sheet. 37 rows You can find the required value and then you can use the corresponding subnet mask in this.