address match list syntaxs
Brian Salomaki
brian at gambitdesign.com
Sun Oct 7 21:40:24 UTC 2001
Would anybody happen to have a working link for this? I don't have it
anywhere that I can find, and the first page of links on Google all lead to
dead ends.
On Sunday 07 October 2001 05:24 pm, Will Yardley wrote:
> JOHNSON, ERIK *Internet* (PBI) wrote:
> > Using CIDR, you can write it out this way:
> >
> > acl mylocalsubnets { 161.241.51.0/19; };
> >
> > /19 = 32 Class C's
> >
> > Since you mention 30 Class C's and not 32, you can just disallow the last
> > two.
>
> the command line tool 'cidr' is pretty useful for this sort of thing,
> especially if you're bad at math like i am!
>
> aura% cidr 161.241.51.0/19
>
> ip address..........: 161.241.51.0
> netmask.............: 255.255.224.0
>
> network address.....: 161.241.32.0
> broadcast address...: 161.241.63.255
>
> please wait while host addresses are validated...
>
> total host addresses: 8190
--
Brian Salomaki
Gambit Design Internet Services
110 E. State St., Suite 18, Kennett Square, PA 19348
DNSbox: http://gambitdesign.com
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