[c-nsp] ASR-100x intro

[Robert Hass]

> * You can buy them in bundles which are considerably cheaper than buying a
> base ASR1001 and adding all the licensing, so we purchased the broadband
> bundle which included a 4000 subscriber license (for ISG/BRAS features).
> We upgraded it from the base 4GB to 8GB of RAM as we needed to be able to
> hold a couple of BGP feeds.  The ASR1001 ships with 2.5G throughput and
> you can upgrade it to 5G throughput if/when required.

Do I need to upgrade throughput to 5G to have 1M FIB instead of 512K ?

Docs says:

ESP2.5 -> FIB 512K
ESP5 -> FIB 1M

Rob