[c-nsp] Upgrading to 40G

Pshem Kowalczyk pshem.k at gmail.com
Thu Feb 27 22:06:37 EST 2014

Hi Arie,
I found those documents and that's why I'm asking - all those QSFPs
are LR at most - i.e. 10km. We currently have longer spans on our 10G

kind regards

On 28 February 2014 15:34, Arie Vayner (avayner) <avayner at cisco.com> wrote:
> Pshem,
> You should most likely take a look at the Cisco ASR 9000 Series Modular Line Cards:
> http://www.cisco.com/c/en/us/products/collateral/routers/asr-9000-series-aggregation-services-routers/data_sheet_c78-663866.html
> You can use either the A9K-MPA-1x40GE or A9K-MPA-2x40GE modules which support the 40G QSFP optics:
> http://www.cisco.com/c/en/us/td/docs/interfaces_modules/transceiver_modules/compatibility/matrix/OL_24900.html#77832
> Arie
> -----Original Message-----
> From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Pshem Kowalczyk
> Sent: Thursday, February 27, 2014 17:49
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] Upgrading to 40G
> Hi,
> We just started planning to upgrade our 10G (and nx10G) links to 40G (on ASR9k). Quick scan through Cisco website revealed that there are no 40km optics available from Cisco. That threw a big spanner into the works as we have a bunch of links definitely over LR budgets.
> So the question is - how do you do 40G in metro areas? Deploy some sort of amplifiers? Go through DWDM or OTN devices?
> kind regards
> Pshem
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