[c-nsp] Older gear and IPv6

[Jan Sandmaier]

Tim schrieb:
> On Wed, Mar 24, 2010 at 04:47:38PM +0100, Gert Doering wrote:
>> - the GSRs do IPv6 in software on some of the older line cards, and in
>> hardware on the more recent line cards (I have no GSRs, so I can't say
>> for sure which ones are which, but E0 is certainly "software" and E3/E4
>> should be "hardware")
>
> I've heart from a SE, that only Engine 5 linecards do IPv6 in hardware.
> As we have some GSRs in our network (12410/12416) and linecards from
> Engine 0 to Engine 5, does somebody has experiences with GSR & IPv6 and
> can say which linecards do IPv6 in hardware?

Engine 3 do definitely IPv6 in hardware. We still use some in our
network without any problemys. As far as I remember from some throughput
tests I did some years ago they forward IPv6 packets more or less in
line rate as IPv4.

Best regards,
Jan