[Dshield] Another simple question...

Kenneth Williams ken at kwilliams.org
Sun Oct 28 16:57:24 GMT 2001


the /8 /12 /etc. represent another syntax for defining the subnet mask
IE X.X.X.X/32 would be the equivalent of X.X.X.X with NETMASK of
255.255.255.255
Ken
----- Original Message -----
From: "Josh Tolley" <josh at raintreeinc.com>
To: <dshield at dshield.org>
Sent: Saturday, October 27, 2001 3:46 PM
Subject: [Dshield] Another simple question...


> What does the /8, /12, etc. below mean?  I assume subnet, but having
> only used 4 octet notation for subnets, I don't know how to translate
> it.
>
> Josh Tolley
>
> <snip>
> The reserved-for-private-use netblocks should be blocked in *both
> directions* (in and out, source and destination) at your boundary:
> 10.0.0.0/8
> 172.16.0.0/12
> 192.168.0.0/24
> </snip>
>
>
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