[c-nsp] sup2T software & release notes have hit

[Jon Lewis]

On Mon, 5 Sep 2011, Phil Mayers wrote:

>  FIB TCAM usage:                     Total        Used       %Used
>       72 bits (IPv4, MPLS, EoM)     262144          20          1%
>      144 bits (IP mcast, IPv6)      131072           8          1%
>      288 bits (IPv6 mcast)           65536           1          1%
>
> This is a non-XL sup2T. So, identical to a non-XL sup720 IIRC. Presumably the 
> XLs have the same specs.

That looks "bigger" than a non-XL sup720 though.  i.e. here's a Sup32

L3 Forwarding Resources
              FIB TCAM usage:                     Total        Used       %Used
                   72 bits (IPv4, MPLS, EoM)     196608         590          1%
                  144 bits (IP mcast, IPv6)       32768          23          1%
[no 288 bit IPv6 multicast...never seen that before]

Your numbers suggest to me that if you had IPv6 totally disabled, that 
thing might handle 768k IPv4 routes.

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