Re: [Lsr] I,Scope of FIT Capability: a node or a link?

2020-04-07 Thread Tianran Zhou
Hi Acee, Tracing is of course useful. Here we also consider to combine the traffic engineering and monitoring. So the transit nodes are visible. For the loose TE, the intermediate SR nodes construct the segment monitoring. Tianran From: Acee Lindem (acee) [mailto:a...@cisco.com] Sent: Wednesda

Re: [Lsr] I,Scope of FIT Capability: a node or a link?

2020-04-07 Thread Tianran Zhou
Hi Acee, >Why wouldn’t you just provision it via a YANG subscription? YANG subscription is about exporting data to the collector. Here we firstly need to enable IFIT measurement along the path. >An SR Policy could be identified by a tuple in the >subscription? There can be many candidate SR p

Re: [Lsr] I,Scope of FIT Capability: a node or a link?

2020-04-07 Thread Acee Lindem (acee)
Speaking as WG member: With respect to your use case for transit router advertisement… What I was unsuccessfully trying to articulate to you during the interim was that the management system will typically not know the exact path between two endpoints so the use case is flawed. In fact, many ti

Re: [Lsr] I,Scope of FIT Capability: a node or a link?

2020-04-07 Thread Acee Lindem (acee)
Speaking as WG member: Hi Tianran, The more I look, the less I like this. We have a YANG infra-structure for telemetry data using YANG pub/sub. It is being implement and deployed over both NETCONF and proprietary transports. Why would we want to take just this type of telemetry out and handle

Re: [Lsr] LSR Virtual Interim Minutes

2020-04-07 Thread Acee Lindem (acee)
And, for those of you running of things to quarantine watch on your favorite streaming service, here is the recording: https://ietf.webex.com/webappng/sites/ietf/recording/play/015369b6eda543b9a123ac3de1b45203 If I seem a bit flustered in the recording, it was because it took me until the fourt

[Lsr] LSR Virtual Interim Minutes

2020-04-07 Thread Acee Lindem (acee)
I have uploaded the minutes from the virtual interim meeting. Thanks much to Yingzhen Qu for taking them. https://datatracker.ietf.org/meeting/interim-2020-lsr-01/materials/minutes-interim-2020-lsr-01-202004020900 Also, some of you missed signing the blue-sheet. Please send me your name affilia

Re: [Lsr] I,Scope of FIT Capability: a node or a link?

2020-04-07 Thread Tianran Zhou
Hi Acee, About the “IFIT specific information channel”, as in https://datatracker.ietf.org/doc/draft-qin-idr-sr-policy-ifit/ we propose to use bgp enabled sr-policy for IFIT auto deployment. It’s reasonable to incorporate both traffic engineering and monitoring. Thanks, Tianran 发件人: Acee Lindem