[nsp] At last, T3/E3 module for 26xx/36xx

Gert Doering gert@greenie.muc.de
Sat, 23 Nov 2002 21:48:17 +0100


Hi,

On Fri, Nov 22, 2002 at 08:18:00AM +0100, Thomas Kernen wrote:
> Since this has been a recurring question on the list over the year (ie:
> what's the best way to connect a 26xx/36xx to a T3/E3 circuit) well I
> thought I would drop a quick line since I discovered that Cisco are now
> producing a T3/E3 Network Module for the 26xx/36xx series: NM-1T3/E3

That's good news indeed - and it seems to be some new development instead
of just adapting the PA-E3/PA-T3 to the 36xx family.

> Please note that is does require one of the newer 26xx/36xx:
> Cisco 2650 and 51XM
> Cisco 2691
> Cisco 3660
> Cisco 3725
> Cisco 3745

... plus the number of modules that are supported per chassis are severely 
limited.  Only one NM-1T3/E3 supported per chassis except for the 3745 
(which supports two).

Makes one wonder, though, what's happening behind the scenes - the
NM-1HSSI is fully supported in the 3620, 3640 (max. 3 NMs) and 3660 
(max. 5 NM-1HSSI per box), and should not have any significantly 
different bandwidth impact than the NM-1T3/E3s...

Marketing games again?

gert

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Gert Doering - Munich, Germany                             gert@greenie.muc.de
fax: +49-89-35655025                        gert.doering@physik.tu-muenchen.de