Line rate gigabit router/switch options

Brant I. Stevens branto at branto.com
Thu Jul 17 15:17:12 CDT 2008


What about a 6524 switch?  Or a Juniper EX 4200?


On 7/17/08 4:10 PM, "Matthew Huff" <mhuff at ox.com> wrote:

> We currently have 7204VXRs with the NGE-G1 controller. That's rated at 1Gbit/s
> and we aren't running that high yet. What we are running into is micro-bursts
> that overrun the ethernet's fifo buffer due to the cpu routing (even though
> it's CEF based and cisco has verified the configuration). We need something
> that is hardware switched such as the cisco 7600/6500 or the Foundry line as
> some have pointed out.
> 
> As far as our netflow requirements are, we need to be able to determine
> average line rates for different protocols/ and different multicast channels
> (not realtime). We use Fluke Network's NetFlow Tracker and it works with
> sFlow, IPFIX, Netflow and other netflow like protocols, so it looks like
> almost any of the hardware suggested will work.
> 
> 
> ----
> Matthew Huff       | One Manhattanville Rd
> OTA Management LLC | Purchase, NY 10577
> www.otaotr.com     | Phone: 914-460-4039
> aim: matthewbhuff  | Fax:   914-460-4139
> 
> -----Original Message-----
> From: Paul Kelly :: Blacknight [mailto:paul at blacknight.com]
> Sent: Thursday, July 17, 2008 4:03 PM
> To: Matthew Huff; 'nanog at nanog.org'
> Subject: RE: Line rate gigabit router/switch options
> 
> Hi Matthew,
> 
> The Juniper J6350 boxes are both cost effective and are claimed to do line
> 2Gbit/s of IMIX traffic I think.
> 
> We've several deployed between multitple DCs in Dublin and a load of J4350 at
> different layers. Stick 2GB of ram into each one and they'll go a long way.
> 
> Paul
> 
> Paul Kelly
> Technical Director
> Blacknight Internet Solutions ltd
> Hosting, Colocation, Dedicated servers
> IP Transit Services
> Tel: +353 (0) 59 9183072
> Lo-call: 1850 929 929
> DDI: +353 (0) 59 9183091
> 
> e-mail: paul at blacknight.ie
> web: http://www.blacknight.ie
> 
> Blacknight Internet Solutions Ltd,
> Unit 12A,Barrowside Business Park,
> Sleaty Road,
> Graiguecullen,
> Carlow,
> Ireland
> 
> Company No.: 370845
> 
> 
>> -----Original Message-----
>> From: Matthew Huff [mailto:mhuff at ox.com]
>> Sent: Thursday, July 17, 2008 8:21 PM
>> To: 'nanog at nanog.org'
>> Subject: Line rate gigabit router/switch options
>> 
>> We have a pair of cisco 7204VXR routers connecting to STFI receiving
>> market data. At peak periods micro-bursts of unicast and multicast
>> data overrun the Ethernet fifo buffer due to the 7200 being a cpu
>> based router. A 7600 router would be a good replacement but it isn't
>> cost effective. We need BGP, rip, pim multicast and netflow. Since the
>> connections are all metro Ethernet, Cisco has suggested looking at the
>> 3750 switch platform that does BGP since all of the packets are
>> hardware switched, but it doesn't due L3 netflow. I've been doing
>> cisco for too long and was wondering what the cost effective options
>> are with other vendors or even other possible cisco solutions.
>> 
>> 
>> ----
>> Matthew Huff       | One Manhattanville Rd
>> OTA Management LLC | Purchase, NY 10577
>> www.ox.com         | Phone: 914-460-4039
>> aim: matthewbhuff  | Fax:   914-460-4139
>> 
>> 
> 






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