Hi authors, I am wondering what is the impact on update peer groups of use outbound processing? Thanks in advance Regards, Tim
On Wed, 13 Mar 2019, 13:30 Robert Raszuk, <rob...@raszuk.net> wrote: > Hi, > > > But what we refer here to those ASs that have a connection with the > local AS. > > Each decently managed AS today has strong EBGP ingress policy permitting > only specific prefixes with specific AS-PATH which is applied in ingress to > ISP network. No more enhancement to this policy is required. > > What you are proposing is actually much weaker model as compared to what > is in place already today by those which care. And those which do not care > would not apply this scheme anyway. > > Many thx, > R. > > > > > > > On Wed, Mar 13, 2019 at 11:13 AM Zhuangshunwan <zhuangshun...@huawei.com> > wrote: > >> Hi Robert, >> >> >> >> Thanks a lot for the comment! >> >> >> >> Please find reply inlines with [Shunwan]. >> >> >> >> Best Regards, >> >> Shunwan >> >> >> >> >> >> *From:* GROW [mailto:grow-boun...@ietf.org] *On Behalf Of *Robert Raszuk >> *Sent:* Tuesday, March 12, 2019 7:48 AM >> *To:* grow@ietf.org >> *Subject:* Re: [GROW] I-D Action: >> draft-chen-grow-enhanced-as-loop-detection-00.txt >> >> >> >> Dear authors of draft-chen-grow-enhanced-as-loop-detection, >> >> >> >> The draft says: >> >> >> >> " At this point, AS 200 *can lookup the local resource database* and >> >> check whether there is a real AS relationship between the local AS >> >> and the left AS and the right AS" >> >> >> >> Can you please share a pointer to any database or accurate public oracle >> where anyone could check if peering relation found in the AS-PATH is valid >> or invalid ? >> >> [Shunwan] Sorry, I can't. But what we refer here to those ASs that have >> a connection with the local AS. >> >> From the perspective of the local AS, it can manage/hold the >> AS-relationship database between the local AS and each of those ASs (such >> as C2P, P2P, P2C, etc.). >> >> >> >> Just over the last few months I connected my AS to number of Tier1 ISPs >> in few of my experimental POPs, but never reported that peering >> establishment to anyone. Then I have a question - how any (public) database >> would accurately reflect any global BGP peering relation to be used >> anywhere for filtering of BGP updates ? >> >> [Shunwan] This is indeed a difficult problem to be solved, and we also >> want to know how to solve it. >> >> Thanks again! >> >> >> >> Kind regards, >> >> RR. >> >> >> >> On Tue, Mar 12, 2019 at 12:27 AM <internet-dra...@ietf.org> wrote: >> >> >> A New Internet-Draft is available from the on-line Internet-Drafts >> directories. >> >> >> Title : Enhanced AS-Loop Detection for BGP >> Authors : Huanan Chen >> Yunan Gu >> Shunwan Zhuang >> Haibo Wang >> Filename : >> draft-chen-grow-enhanced-as-loop-detection-00.txt >> Pages : 9 >> Date : 2019-03-11 >> >> Abstract: >> This document proposes to enhance AS-Loop Detection for BGP Inbound/ >> Outbound Route Processing. >> >> >> >> The IETF datatracker status page for this draft is: >> >> https://datatracker.ietf..org/doc/draft-chen-grow-enhanced-as-loop-detection/ >> <https://datatracker.ietf.org/doc/draft-chen-grow-enhanced-as-loop-detection/> >> >> There are also htmlized versions available at: >> https://tools.ietf.org/html/draft-chen-grow-enhanced-as-loop-detection-00 >> >> https://datatracker.ietf.org/doc/html/draft-chen-grow-enhanced-as-loop-detection-00 >> >> >> Please note that it may take a couple of minutes from the time of >> submission >> until the htmlized version and diff are available at tools.ietf.org. >> >> Internet-Drafts are also available by anonymous FTP at: >> ftp://ftp..ietf.org/internet-drafts/ >> <ftp://ftp.ietf.org/internet-drafts/> >> >> _______________________________________________ >> I-D-Announce mailing list >> i-d-annou...@ietf.org >> https://www.ietf.org/mailman/listinfo/i-d-announce >> Internet-Draft directories: http://www.ietf.org/shadow.html >> or ftp://ftp.ietf.org/ietf/1shadow-sites.txt >> >> _______________________________________________ > GROW mailing list > GROW@ietf.org > https://www.ietf.org/mailman/listinfo/grow >
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