[c-nsp] CEM / SATOP without the TDM

Arie Vayner ariev at vayner.net
Mon Aug 3 00:39:25 EDT 2015

Usually, both ends of a SAToP circuits will be "TDM". You can map timeslots
across ports, but your ds3 SAToP endpoint would have to be looped back to a
service ds3 interface...


On Wed, Jun 17, 2015, 07:58 Mike <mike-cisconsplist at tiedyenetworks.com>

> Hello,
>      I'm trying to determine if there is a way to cut some equipment and
> complexity out of my network.
>      I have T1 loops connecting to an aggregation device, which packages
> these up into satop frames for transport across my network. On the
> receiving end, another device demuxes satop, then creates a channelized
> ds3 with the aggregated loops. This channelized ds3 then connects to a
> cisco router, which then provides PPP over individual serial interfaces
> represented by the chan-ds3. The application here is strictly internet
> access and I don't see any need for the clocking or other features of
> 't1' - it's just being used to transport PPP frames.   It seems to me
> that it should be possible to not have the demux/remux/ds3 part of this.
> I am wondering if there is any built in cisco functionality for directly
> terminating an SAToP stream into a 'circuit' that then has PPP?
> Mike-
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