[f-nsp] Looking to replace Alteon 180e with ServerIron

[Mike Allen]

Samit, yeah, there is no limit per port for the SI.  The numbers are global,
and all are usable whether you use all the ports, or a single physical
interface.

Mike

On Tue, Nov 18, 2008 at 5:18 AM, Samit <janasamit at wlink.com.np> wrote:

> Hi, Thanks for the datasheet, but whatever concurrent L4 sessions
> mentioned in the datasheet  it seems like it is total max session/sec
> capacity of whole box? Is there any per/port max session limit? like
> Alteon has only max session of 21404/interface.
>
> in->100k-sessions-->Port1(L4 switch) Port3 -->traffic-out
>                                            Port2
>                                                |
>                                                |
>                                         Proxies Farm
>
> Regards,
> Samit
>
>
>
> Oliver Adam wrote:
> > Please find the datasheets of the XL and the 350 attached (actualle the
> > GT-C which is the bundled version of the 350).
> >
> > Regards,
> > Oliver
>  >
> > At 15:52 17.11.2008, Samit wrote:
> >> Hi,
> >>
> >> I am using Alteon 180e as a L2 switch for my web traffic redirection to
> >> squid cache since last 7 years, without any problem. The specs of Alteon
> >> web switch says it can support 24k web sessions/sec.  But per interface
> >> slb maximum session in the switch  is 21504 and total slb max session is
> >> 172032, which is not mentioned in the datasheet.
> >>
> >> Currently I have aggregated 30,000 web redirection sessions per/sec and
> >> I am managing this sessions by dividing the traffic  and sending it
> >> in 3 different ports of 180e. I recently observed that 180e is missing
> >> connection some time and my users are getting 'tcp reset" . I believe it
> >> is hitting the box session limit to high no of concurrent sessions per
> >> sec, though the box shows terminated connection occasionally because
> >> while I bypass traffic of few prefixes to decrease the sessions it runs
> >> just fine.
> >>
> >> The traffic is rapidly increasing I would just  send the traffic for
> >> redirection from just 1 port  but unable to do so.... What would be the
> >> best alternative to upgrade this switch in terms of price and
> >> performance?
> >>
> >> I required at least 100k sessions/sec inbound L4 web redirection session
> >> in one single  port. And 3 Gig port is adequate for me.
> >>
> >> Nortel Alteon 3408E is way way too expensive comparatively to Alteon180e
> >> which is available  in ebay for 300$. Can any Foundry's older models can
> >> do it?  like "T8SLBF ServerIronXL/G 8 port Gigabit SX, 400Mhz processor,
> >> 32MB DRAM, Internet IronWare" , SI 350Any other good suggestions?
> >>
> >> Regards,
> >> Samit
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