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Re: [RAM] Number of DFZ routers

Eliot Lear <lear@cisco.com> Mon, 28 May 2007 16:01 UTC

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Date: Mon, 28 May 2007 18:01:40 +0200
From: Eliot Lear <lear@cisco.com>
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To: "Chris L. Morrow" <christopher.morrow@verizonbusiness.com>
Subject: Re: [RAM] Number of DFZ routers
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Chris L. Morrow wrote:
>   
>> Can anyone  suggest the range of number of interfaces these
>> routers have?  For  instance, what is the largest number of
>> interfaces on an operational  router?
>>     
>
> I think that the current 'best' number for this is likely the cisco IDB
> maximum which is 2048? (idb = interface database) So, at a maximum a
> router could have 2k interfaces (logical and physical).
>
> I suspect that there are DSL platforms that scale beyond this, but they
> may not live fully in the DFZ, the same probably applies to DOCSIS/UBR
> sorts of devices.
>   

http://www.cisco.com/warp/public/63/idb_limit.html

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