[netmod] netmod - New Meeting Session Request for IETF 102

2018-04-23 Thread IETF Meeting Session Request Tool
A new meeting session request has just been submitted by Lou Berger, a Chair of the netmod working group. - Working Group Name: Network Modeling Area Name: Operations and Management Area Session Requester: Lou Berger Number of Sessions:

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Andy Bierman
On Mon, Apr 23, 2018 at 10:36 AM, Juergen Schoenwaelder < j.schoenwael...@jacobs-university.de> wrote: > On Mon, Apr 23, 2018 at 07:18:38PM +0200, Robert Varga wrote: > > On 23/04/18 18:51, Juergen Schoenwaelder wrote: > > > Some people will say that the cost of a new language version is high. >

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Martin Bjorklund
Andy Bierman wrote: > > > > > > > > I do not understand the need for a yang-data structure that represents > > data > > > that can be instantiated anywhere and everywhere. > > > > AFAIK noone is proposing that. > > > > > I do not want to break > > > existing tools that

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Andy Bierman
> > > > > I do not understand the need for a yang-data structure that represents > data > > that can be instantiated anywhere and everywhere. > > AFAIK noone is proposing that. > > > I do not want to break > > existing tools that expect sibling data nodes in the same module > namespace > > to

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Martin Bjorklund
Hi, I am not sure what this statement tells us re. the issue in this email thread. /martin Juergen Schoenwaelder wrote: > On Sun, Apr 22, 2018 at 02:56:51PM +0200, Ladislav Lhotka wrote: > > > I am much more concerned with some of the post-1.1 features,

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Martin Bjorklund
Andy Bierman wrote: > On Mon, Apr 23, 2018 at 4:28 AM, Martin Bjorklund wrote: > > > Andy Bierman wrote: > > > On Sun, Apr 22, 2018 at 11:52 PM, Martin Bjorklund > > wrote: > > > > > > > Andy Bierman

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Juergen Schoenwaelder
On Mon, Apr 23, 2018 at 07:18:38PM +0200, Robert Varga wrote: > On 23/04/18 18:51, Juergen Schoenwaelder wrote: > > Some people will say that the cost of a new language version is high. > > (Well, when we did 1.1, some people said it will never be deployed.) > > Anyway, not bumping the YANG

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Robert Varga
On 23/04/18 18:51, Juergen Schoenwaelder wrote: > Some people will say that the cost of a new language version is high. > (Well, when we did 1.1, some people said it will never be deployed.) > Anyway, not bumping the YANG version number but having instead several > (optional) language extensions

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Juergen Schoenwaelder
On Sun, Apr 22, 2018 at 02:56:51PM +0200, Ladislav Lhotka wrote: > I am much more concerned with some of the post-1.1 features, also > because YANG is now being updated in several directions without a > clear vision. And another big problem is that YANG extensions are > used for these changes, so

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Robert Varga
On 22/04/18 14:56, Ladislav Lhotka wrote: >> One example: YANG 1.1 was supposed to be a backwards-compatible, yet it >> introduced multiple-inheritence to a language which was previously >> strictly single-inheritence. That sort of change is a major revision of >> the metamodel and certainly does

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Andy Bierman
On Mon, Apr 23, 2018 at 4:28 AM, Martin Bjorklund wrote: > Andy Bierman wrote: > > On Sun, Apr 22, 2018 at 11:52 PM, Martin Bjorklund > wrote: > > > > > Andy Bierman wrote: > > > > On Wed, Apr 18, 2018 at 10:47 AM,

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Martin Bjorklund
Andy Bierman wrote: > On Sun, Apr 22, 2018 at 11:52 PM, Martin Bjorklund wrote: > > > Andy Bierman wrote: > > > On Wed, Apr 18, 2018 at 10:47 AM, Martin Bjorklund > > wrote: > > > > > > > Hi, > > > > > > > > Andy

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Andy Bierman
On Sun, Apr 22, 2018 at 11:52 PM, Martin Bjorklund wrote: > Andy Bierman wrote: > > On Wed, Apr 18, 2018 at 10:47 AM, Martin Bjorklund > wrote: > > > > > Hi, > > > > > > Andy Bierman wrote: > > > > On Wed, Apr 18, 2018

Re: [netmod] yang-data-ext issues

2018-04-23 Thread Martin Bjorklund
Andy Bierman wrote: > On Wed, Apr 18, 2018 at 10:47 AM, Martin Bjorklund wrote: > > > Hi, > > > > Andy Bierman wrote: > > > On Wed, Apr 18, 2018 at 10:26 AM, Kent Watsen > > wrote: > > > > > > > I like Andy's