Cox CIDR block configuration

[Lisa Kachold]

Correct...

The full block is what you want to use.

Ask for the complete router allocation sheet from Cox to be sure which are
unusable depending on subnetting.

http://support.coxbusiness.com/sdccommon/asp/contentredirect.asp?sprt_cid=7ec0f78e-f10d-4074-8375-655c64c08a6d#faq21

On Thu, Jul 7, 2011 at 4:34 PM, Kevin Fries <kfries6 at gmail.com> wrote:

> To me it sounds like enterprise class service with a redundant uplink.  If
> that is the case you may be seeing one of two situations.
>
> 1. Both the 70 and 24 addresses are routing to you probably in a bound
> connection.  If this is the case the 70 is probably your public IP and the
> 24 is a redundant link for failover and the 70 IP will be redirected if 70
> is not available, but you will get 1/2 speed.
>
> 2. 24 is you completely failiver circuit.  It will behave like option 1
> except either circuit can carry the full load.
>
> Either way it sounds like the 70. Address is your public IP for all intents
> and purposes.
>
> Can anyone else with Cox Business Class confirm that?  I have only set up
> Cox at home for my mom.
>
> Kevin
> On Jul 7, 2011 5:24 PM, "lkrawczyk at amhealthgroup.com" <
> lkrawczyk at amhealthgroup.com> wrote:
> > Cox says that they route the 24. CIDR through the 70. static though so it
> sounds like they have already done the routing. Do I need to do something
> else? They said I need a special router with 2 WAN ports.
> >
> > From: plug-discuss-bounces at lists.plug.phoenix.az.us [mailto:
> plug-discuss-bounces at lists.plug.phoenix.az.us] On Behalf Of Kevin Fries
> > Sent: Thursday, July 07, 2011 4:12 PM
> > To: Main PLUG discussion list
> > Subject: Re: Cox CIDR block configuration
> >
> > On 07/07/2011 05:05 PM, lkrawczyk at amhealthgroup.com<mailto:
> lkrawczyk at amhealthgroup.com> wrote:
> > So are you saying I should just change all my external interfaces to the
> CIDR address and forward them the way I've been doing to the LANs? I tried
> that and had no luck. Don't I need some interface to the static ip?
> > CIDR is just another way of specifying an ip address. The following two
> IP addresses are identical, the only difference is how it is specified. Some
> devices prefer one way, other devices prefer the other, and some will take
> either:
> >
> > Address Specified Old Fashion Way:
> > Address: 123.123.123.112, Subnet Mask: 255.255.255.240
> >
> > Same Address Specified the CIDR Way:
> > 123.123.123.112/28
> >
> > So, it sounds like you have two network addresses, as 70. address and a
> 24. address. It sounds like you need to route from one to the other. Is this
> correct?
> >
> > Kevin
>
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