Re: [Idr] [GROW] draft-snijders-idr-shutdown-00: Drop a line in the peer's syslog at shutdown

[Jeffrey Haas <[e-mail]>]

On Thu, Nov 17, 2016 at 10:42:15AM +0900, Job Snijders wrote:
> On Wed, Nov 16, 2016 at 08:36:40PM -0500, Jeffrey Haas wrote:
> > On Wed, Nov 16, 2016 at 03:15:56PM +0900, Job Snijders wrote:
> > > Some might wonder, why "Cease"?
> > > 
> > > The beauty of using a new Cease subcode, is that the NOTIFICATION
> > > message type already allows extra data to be attached, so for most
> > > implementations it will be very simple to bolt what is specified in
> > > draft-snijders-idr-shutdown-00 on top of their existing code. In some
> > > cases we are looking at just a handful of lines.
> > 
> > As I commented elsewhere, changing subcodes ends up being painful from a
> > conformance standpoint.  I would honestly not recommend a new subcode.
> 
> I don't follow, it seems you recommend to not change the behaviour of an
> existing subcode (conformance), but you also recommend against getting a
> new subcode?  Can you clarify?

No new subcodes.
Add the text to the NOTIFICATION Data section of existing subcodes, when it
makes sense and that Data section isn't otherwise specified.

-- Jeff