[j-nsp] Junos to IOS translation

Mark Tinka mark.tinka at seacom.mu
Sun Jun 5 11:51:27 EDT 2016

On 5/Jun/16 16:37, Doug McIntyre wrote:

> I would expect to find such a tool on *cisco's* website, its not like
> a vendor will write a tool for you to go away from them. But then
> again I wouldn't expect Cisco to be that accomidating either.
> I've not heard of such a tool, of course several vendors provide an IOS
> to their kit, but the opposite doesn't tend to happen all that often. And
> with the slight subtle differences in IOS vs IOS-XE and IOS-XR depending
> on what your target platform is, might be pretty difficult to maintain.
> It would probably be pretty straight forward to translate Juniper
> configs over to IOS, the layout of the config should be pretty
> straightforward and self-documenting (unlike IOS, with hidden defaults,
> or really magical things, like dynamic routing prefix filter lists). 

You can't even get an IOS to IOS XR converter, so no chance Cisco will
write a Junos to IOS converter.

Back in 2008, when I deployed my first IOS XR box (a 4-slot CRS router),
I spent a month reading about IOS XR (3.9 at the time), and mapping
every IOS command to IOS XR where one existed.


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