[c-nsp] Peoples experiences with the 3825

[jason.plank at comcast.net]

http://www.cisco.com/en/US/products/ps5855/prod_models_comparison.html

--
Regards,

Jason Plank
CCIE #16560
e: jason.plank at comcast.net

 -------------- Original message ----------------------
From: David Barak <thegameiam at yahoo.com>
> I don&#39;t have the link in front of me, but I remember a document describing 
> the 3825 as working well for a partial DS3, and the 3845 as working for a full 
> DS3.
> 
> Also, the ESW modules have some definite quirks, so check to make sure that all 
> of your features work before deploying them.
> 
> -David Barak
> 
> Ian MacKinnon wrote: 
> > Hi Tom,
> > The quick product guide says a 3825 will top out at 179.2Mbps
> > 
> http://www.cisco.com/web/partners/downloads/765/tools/quickreference/routerperfo
> rmance.pdf
> > This is usually with no features turned on
> > 3845 will go up to 256M
> > Are you looking at a POS interface to connect to the 155 ring? Can you 
> > even get a POS Network Module?
> > Ian
> > Tom Storey wrote:
> >> Hi all,
> >>
> >> Looking for some feedback on the 3825.
> >>
> >> Im at a phase of planning a new network which will consist of approx 29
> >> tower sites in a rural part of Australia.
> >>
> >> Im looking at the possibility of sticking 3825's in some strategic
> >> locations to aggregate customer sessions and ship them off to some LNS's
> >> back in the CBD of the nearest capital city. The core of this network
> >> will be built around a ring of 155mbit microwave radios, and we'll be
> >> trunking multiple towers back to said strategic locations for
> >> termination/aggregation.
> >>
> >> Theres likely to be a couple of thousand people in total hanging off the
> >> network, but Im wondering if the 3825 would be up to this task. They
> >> seem like relatively beasty boxes.
> >>
> >> On average a single router would be handling several hundred sessions
> >> (PPPoE aggregation into L2TP tunnels back to the LNSs), and would need
> >> to be able to handle as much of 155mbit as possible due to the ring
> >> configuration, so if a link dies somewhere I need to be sure that a
> >> single router will handle all of the traffic.
> >>
> >> What are peoples experiences with aggregating PPPoE and routing traffic?
> >> How much of each have you managed to get onto a single box before
> >> running out of CPU/RAM? Anything I should be careful about if chosing
> >> this platform?
> >>
> >> If the 3825 is no good I'll probably look at deploying 7201's, they
> >> should handle what Im looking for, but the 3825 has the advantage of
> >> NM-xESWs, removing a device from each site. :-)
> >>
> >> Cheers,
> >> Tom
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