[Exim] Re: mail realy issue

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Author: Suresh Ramasubramanian
Date:  
To: exim-users
Subject: [Exim] Re: mail realy issue
+++ Dave C. [exim-users] <07/02/02 13:57 -0500>:
> Maybe I should quit answering questions so late at night. ;)
> I of course meant to say something like:
> 2.3.4.0/24
> and
> 2.3.5.0/24
> could be combined into
> 2.3.4.0/25


That would, in fact, be a /23 ....

suresh@mjollnir 03:02:43 [~]$ cidr 2.3.4.0/23
ip address..........: 2.3.4.0
netmask.............: 255.255.254.0
network address.....: 2.3.4.0
broadcast address...: 2.3.5.255
please wait while host addresses are validated...
total host addresses: 510

OTOH, 2.3.4.0/25 is more like half a /24 ...

suresh@mjollnir 03:02:03 [~]$ cidr 2.3.4.0/25
ip address..........: 2.3.4.0
netmask.............: 255.255.255.128
network address.....: 2.3.4.0
broadcast address...: 2.3.4.127
please wait while host addresses are validated...
total host addresses: 126

    -srs