[j-nsp] DRAM for M7 / crash of M7

Truman Boyes truman at suspicious.org
Tue Aug 26 12:09:21 EDT 2008


It is a fair question, and the blanket policy of not supporting any  
third party components makes sense for the company; this policy rarely  
presents an issue in the real world as long as the support issue is  
not related to the third party component.

However, lets just take one example to show how 3rd party components  
can present a challenge to JTAC/support: Third party SFPs work just  
fine in the E-series GE line modules, however upon reloading the line  
card, the BPOST fails, and there is no indication of what the issue is  
unless you console the line module and watch the POST messages.

The policy should not get in the way if you upgraded your RAM in your  
RE and you have a IPv6 forwarding problem in the PFE, or a flapping  
interface, for example.

Truman


On 26/08/2008, at 10:19 AM, Dermot Williams wrote:

> My question is a more general one about whether or not Juniper reserve
> the right to refuse to support a chassis that has had non-Juniper
> components installed, whether that's DRAM, SFPs or compact-flash  
> cards.
> Obviously if a problem is identified as originating with a dodgy
> non-Juniper stick of RAM, I wouldn't expect them to provide a
> replacement for the RAM but I would be wary about installing it in the
> first place if I thought that they (or any other vendor) would  
> refuse to
> provide any support whatsoever once it became apparent that there was
> one or more non-branded components present - even if the actual  
> problem
> isn't necessarily related to the component in question.
>
> Dermot



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