[172252] in North American Network Operators' Group
Re: Getting pretty close to default IPv4 route maximum for
daemon@ATHENA.MIT.EDU (Pete Lumbis)
Mon Jun 9 14:30:58 2014
X-Original-To: nanog@nanog.org
In-Reply-To: <CAB0xJrMbOBx6S4XyuV2gp_P8sqQhC_NMDTWEgZUnguJE3B2JHQ@mail.gmail.com>
Date: Mon, 9 Jun 2014 14:30:48 -0400
From: Pete Lumbis <alumbis@gmail.com>
To: bedard.phil@gmail.com
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
The doc on how to adjust the 6500/7600 TCAM space was just published.
http://www.cisco.com/c/en/us/support/docs/switches/catalyst-6500-series-swi=
tches/117712-problemsolution-cat6500-00.html
On Tue, May 6, 2014 at 3:48 PM, Pete Lumbis <alumbis@gmail.com> wrote:
> There is currently a doc for the ASR9k. We're working on getting on for
> 6500 as well.
>
>
> http://www.cisco.com/c/en/us/support/docs/routers/asr-9000-series-aggrega=
tion-services-routers/116999-problem-line-card-00.html
>
>
>
>
> On Tue, May 6, 2014 at 1:34 PM, <bedard.phil@gmail.com> wrote:
>
>> I would like to see Cisco send something out...
>>
>> -----Original Message-----
>> From: "Drew Weaver" <drew.weaver@thenap.com>
>> Sent: =E2=80=8E5/=E2=80=8E6/=E2=80=8E2014 11:42 AM
>> To: "'nanog@nanog.org'" <nanog@nanog.org>
>> Subject: Getting pretty close to default IPv4 route maximum for
>> 6500/7600routers.
>>
>> Hi all,
>>
>> I am wondering if maybe we should make some kind of concerted effort to
>> remind folks about the IPv4 routing table inching closer and closer to t=
he
>> 512K route mark.
>>
>> We are at about 94/95% right now of 512K.
>>
>> For most of us, the 512K route mark is arbitrary but for a lot of folks
>> who may still be running 6500/7600 or other routers which are by default
>> configured to crash and burn after 512K routes; it may be a valuable pub=
lic
>> service.
>>
>> Even if you don't have this scenario in your network today; chances are
>> you connect to someone who connects to someone who connects to someone
>> (etc...) that does.
>>
>> In case anyone wants to check on a 6500, you can run: show platform
>> hardware capacity pfc and then look under L3 Forwarding Resources.
>>
>> Just something to think about before it becomes a story the community
>> talks about for the next decade.
>>
>> -Drew
>>
>>
>
