Re: [alto] ALTO Draft ReCharter WG review

2021-03-07 Thread Qin Wu
Thanks for your clarification, I think 1080p and 720p are resolution, corresponding to HD, SD video, or 4.5Mbit/s, 2.5 Mbit/s bit rate if you are using H.264 encoding scheme. Have you considered to use VP8 encoding scheme? -Qin 发件人: Li Gang [mailto:ligan...@chinamobile.com] 发送时间: 2021年3月8日

Re: [alto] ALTO Draft ReCharter WG review

2021-03-07 Thread Jensen Zhang
Hi Qin, See my comments inline. On Mon, Mar 8, 2021 at 11:21 AM Qin Wu wrote: > Hi, Jensen and Qian: > > Thanks for your clarification, , the interesting paper [2] you share, > > I am wondering how ALTO server in your implementation get network info > from BGP in each domain? > In our

Re: [alto] ALTO Draft ReCharter WG review

2021-03-07 Thread Li Gang
Hi, Qin, Please see my reply inline. Li Gang From: Qin Wu [mailto:bill...@huawei.com] Sent: Monday, March 8, 2021 10:52 AM To: Li Gang; kai...@scu.edu.cn Cc: alto-cha...@ietf.org; alto-...@ietf.org; 'IETF ALTO' Subject: RE: [alto] ALTO Draft ReCharter WG review Hi, Gang: Thanks for

Re: [alto] ALTO Draft ReCharter WG review

2021-03-07 Thread Qin Wu
Hi, Jensen and Qian: Thanks for your clarification, , the interesting paper [2] you share, I am wondering how ALTO server in your implementation get network info from BGP in each domain? Do you configure ALTO server in each domain for consistent Cost Metric reporting? What if each ALTO server

Re: [alto] ALTO Draft ReCharter WG review

2021-03-07 Thread Qin Wu
Hi, Gang: Thanks for sharing your use case, let me rephrase what you envision for your use case, You want to express QoS requirement in the subscription request, the network exposes the network information via notification in response to subscription request, application operators can tune

Re: [alto] ALTO Draft ReCharter WG review

2021-03-07 Thread Li Gang
Hi, Kai and Qin, Thanks for triggering the discussion on the 2nd item of the recharter text. I agree that it would be better to define a generic pub/sub framework irrespective of specific transport protocol. We can start with a simple pub/sub mechanism, which is driven by concrete use