[151747] in North American Network Operators' Group
Re: Comcast Ethernet Feed
daemon@ATHENA.MIT.EDU (Brian R. Watters)
Thu Mar 29 21:48:15 2012
Date: Thu, 29 Mar 2012 18:47:30 -0700 (PDT)
From: "Brian R. Watters" <brwatters@absfoc.com>
To: Brielle Bruns <bruns@2mbit.com>
In-Reply-To: <4F750F73.9050906@2mbit.com>
Cc: NANOG list <nanog@nanog.org>
Reply-To: "Brian R. Watters" <brwatters@absfoc.com>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
The GIGe is on-board with the NPE-G1 and from what I am told no bandwidth p=
oints to deal with .. the PA is in slot 4 with ZERO other traffic on that s=
lot or the port, all other traffic that is of any real size is on the other=
two GIGE interfaces that are also on-board with the NPE-G1 blade.
----- Original Message -----
From: "Brielle Bruns" <bruns@2mbit.com>
To: "NANOG list" <nanog@nanog.org>
Sent: Thursday, March 29, 2012 6:42:11 PM
Subject: Re: Comcast Ethernet Feed
On 3/29/12 7:32 PM, Brian R. Watters wrote:
> Your correct with your understanding of our setup, I also note on our
> NPE-G1 that the onboard GIGE interface will auto-negotiation and I do
> see the flow control is not supported via the other side (Comcast)
> but as soon as I refresh and view the GIG# interface again I note
> that flow control is turned back on and "no negotiation auto" is back
> on the interface cfg ?, this is certainly part of the issue .. is
> their a way to disable flow control on the onboard GIGE ? .. as
> stated Comcast does not want flow control on.
>
> Yes there are other ports on this router that perform without issue
> and as designed both other GIGE interfaces that are VLAN'ed and
> Serial interfaces that are both DS3 and a PA-4T bonded to 6MEG's.
How do you have the PA modules installed? Layout can make a huge=20
difference on those given the bandwidth points system.
http://www.cisco.com/en/US/docs/routers/7200/configuration/7200_port_adapte=
r_config_guidelines/3875In.html#wp1061412
--=20
Brielle Bruns
The Summit Open Source Development Group
http://www.sosdg.org / http://www.ahbl.org
--=20
Brian R. Watters=20
Director=20
5718 East Shields Ave =E2=96=A0 Fresno, CA 93727=20
tel - (559) - 420-0205 =E2=96=A0 fax - (559) - 272-5266=20
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