[j-nsp] Going Juniper

Mark Tinka mark.tinka at seacom.mu
Mon Apr 23 06:00:45 EDT 2018



On 23/Apr/18 11:20, Saku Ytti wrote:

> The SMU is fallacy in my opinion, the SMUs are marketed as spot fixes
> to specific DDTS, while they really are just shipping newer version
> for set of binaries. So you get into this confusing state where to
> install DDTSx you must uninstall DDDTSy and install DDTSz. It would be
> far easier if they didn't have so much marketing pixie dust, if they
> didn't call SMUs DDTS, but just call SMUs by the version of binaries
> you ship, and say DDTS requires BGP 4.2 and RIB 2.2 or newer, then no
> one would find it confusing you don't need older versions of BGP and
> RIB installed and that anything 4.1 BGP fixes, 4.2 BGP fixes.
> But even if they do fix this communication problem, the whole SMU is
> almost always useless complexity for vendor, as for us router is
> mostly BGP control plane, if update flaps BGP there is no upsize to
> reload for us. It would be so much simpler to engineer router which
> boots in 30seconds and supports 0 patching, than to do this. I would
> prefer the former. Obviously the best solution would be router where I
> can update everything without reloading or flapping anything in
> control-plane, (why can I do that in my irssi, but not in my IOS-XR
> BGP?) but I can't see that happening any time soon, and I'm not going
> to pay vendor premium to make it happen, I'm good restarting router
> 2-4 times a year, as long as the update process doesn't take 3-4
> hours.
Seems to only be getting worse, with later versions of IOS XR.

Mark.


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