Tuesday, April 2, 2013

Netmask Quick Reference Chart

Netmask Quick Reference Chart:

'via Blog this'
Netmask Quick Reference
# bits# hostsUsable
hosts
netmaskCisco mask
/4268435456268435454240.0.0.015.255.255.255
/5134217728134217726248.0.0.07.255.255.255
/66710886467108862252.0.0.03.255.255.255
/73355443233554430254.0.0.01.255.255.255
/81677721616777214255.0.0.0class A network0.255.255.255
/983886088388606255.128.0.00.127.255.255
/1041943044194302255.192.0.00.63.255.255
/1120971522097150255.224.0.00.31.255.255
/1210485761048574255.240.0.00.15.255.255
/13524288524286255.248.0.00.7.255.255
/14262144262142255.252.0.00.3.255.255
/15131072131070255.254.0.00.1.255.255
/166553665534255.255.0.0class B network0.0.255.255
/173276832766255.255.128.00.0.127.255
/181638416382255.255.192.00.0.63.255
/1981928190255.255.224.00.0.31.255
/2040964094255.255.240.00.0.15.255
/2120482046255.255.248.00.0.7.255
/2210241022255.255.252.00.0.3.255
/23512510255.255.254.00.0.1.255
/24256254255.255.255.0class C network0.0.0.255
/25128126255.255.255.1280.0.0.127
/266462255.255.255.1920.0.0.63
/273230255.255.255.2240.0.0.31
/281614255.255.255.2400.0.0.15
/2986255.255.255.2480.0.0.7
/3042255.255.255.2520.0.0.3
/31 point to point links only
/3211255.255.255.255single IP addressuse hostnotation

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