[c-nsp] To XR or not to XR

[Aaron]

The boot times are longer. The PRP-3 runs only xr and should boot faster.
There are a lot of convergence improvements (PIC being one) in XR that you
won't get in IOS.

On Wed, May 19, 2010 at 09:12, Mark Wheadon <mark at currybeast.co.uk> wrote:

> What has been people's experience of Cisco IOS XR on the 12000 series ? TAC
> have advised that12.0(33)S has been frozen in development and only bug fixes
> or security fixes will be made to the code base.
>
> I have read that XR can take substantially longer to boot compared to IOS
> on the same hardware. XR 4 is mean't to improve the boot time.
> Flash Memory requirements have grown from 512meg of ram to 2G on the latest
> release of software (3.9).
> TAC give the impression that XR on 12000 series hasn't been widely adopted.
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