From owner-freebsd-net@freebsd.org Tue Nov 26 20:43:16 2019 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id EF8591C0F04 for ; Tue, 26 Nov 2019 20:43:16 +0000 (UTC) (envelope-from SRS0=RgF7Th=ZS=ssbglimited.co.uk=unix@eigbox.net) Received: from bosmailout05.eigbox.net (bosmailout05.eigbox.net [66.96.188.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 47MwpW4SkGz4FNy for ; Tue, 26 Nov 2019 20:43:15 +0000 (UTC) (envelope-from SRS0=RgF7Th=ZS=ssbglimited.co.uk=unix@eigbox.net) Received: from bosmailscan12.eigbox.net ([10.20.15.12]) by bosmailout05.eigbox.net with esmtp (Exim) id 1iZhg2-0000mk-SY for freebsd-net@freebsd.org; Tue, 26 Nov 2019 15:43:14 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ssbglimited.co.uk; s=dkim; h=Sender:Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=R+PSIrr36t5NRq8jGw2aqd1GHpOpeE84xmwVem3EwcE=; b=BV57nRMRSyyJl908a4PJwZFt1T +y+1wPg70nPhJRSfVw0eAQYM7wgJ328eQZt67jMDWQkcFeFa56EpA6bVYkLCoBqcXeFV6P2HOVrYe eVxf0q7rlMlUYCytTVe/815Fh3VDTNE5w5TBXj3jaXB8gBF7aS7ADe0b8wJSr05OePC/Oq70130RQ 4+QuTcBV1aAp61LUz93IiKZVs9QUpu/2tTFvrdf2vAC0jKzZt5fGYPXeA/DVj/iPPSNoIL5mSMIH0 XTZxK1ZDyX+jtShXMkLjuCNLrVuVFdUaQdD5i5HxcQ8Y+TxR4CeU0Nr1D1lURRIp2OY6TNHB2FMBv kEDIHz1w==; Received: from [10.115.3.33] (helo=bosimpout13) by bosmailscan12.eigbox.net with esmtp (Exim) id 1iZhfx-0001Ue-U3 for freebsd-net@freebsd.org; Tue, 26 Nov 2019 15:43:09 -0500 Received: from bosauthsmtp18.yourhostingaccount.com ([10.20.18.18]) by bosimpout13 with id Wkj62100d0PPbB601kj9lq; Tue, 26 Nov 2019 15:43:09 -0500 X-Authority-Analysis: v=2.2 cv=UqITD64B c=1 sm=1 tr=0 a=hsonH7E3nOZjOFuRJksPKA==:117 a=JpjoeYlqMQu1FOXtmSia+Q==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=IkcTkHD0fZMA:10 a=MeAgGD-zjQ4A:10 a=nkE5dCGgubMA:10 a=48vgC7mUAAAA:8 a=6I5d2MoRAAAA:8 a=huf-i7YZo4SYaykzw70A:9 a=QEXdDO2ut3YA:10 a=w1C3t2QeGrPiZgrLijVG:22 a=IjZwj45LgO3ly-622nXo:22 Received: from cpc96382-rdng26-2-0-cust607.15-3.cable.virginm.net ([86.30.86.96]:10972 helo=[192.168.0.100]) by bosauthsmtp18.eigbox.net with esmtpa (Exim) id 1iZhfu-0008Vm-Eh; Tue, 26 Nov 2019 15:43:06 -0500 Subject: Re: SRv6 in FreeBSD To: "Rodney W. Grimes" Cc: freebsd-net@freebsd.org References: <201911262020.xAQKKDA0004315@gndrsh.dnsmgr.net> From: Unix Codenetworks Message-ID: <4eedc700-0bfd-0bb7-fa74-2ad6c16cd359@ssbglimited.co.uk> Date: Tue, 26 Nov 2019 20:43:01 +0000 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:68.0) Gecko/20100101 Thunderbird/68.3.0 MIME-Version: 1.0 In-Reply-To: <201911262020.xAQKKDA0004315@gndrsh.dnsmgr.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-EN-UserInfo: d94ecc27d8c618b705af6c7847bf2b9d:931c98230c6409dcc37fa7e93b490c27 X-EN-AuthUser: unix@ssbglimited.co.uk Sender: Unix Codenetworks X-EN-OrigIP: 86.30.86.96 X-EN-OrigHost: cpc96382-rdng26-2-0-cust607.15-3.cable.virginm.net X-Rspamd-Queue-Id: 47MwpW4SkGz4FNy X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=ssbglimited.co.uk header.s=dkim header.b=BV57nRMR; dmarc=none; spf=pass (mx1.freebsd.org: domain of SRS0=RgF7Th=ZS=ssbglimited.co.uk=unix@eigbox.net designates 66.96.188.5 as permitted sender) smtp.mailfrom=SRS0=RgF7Th=ZS=ssbglimited.co.uk=unix@eigbox.net X-Spamd-Result: default: False [2.19 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[ssbglimited.co.uk:s=dkim]; RCVD_COUNT_FIVE(0.00)[5]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:66.96.128.0/18]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[ssbglimited.co.uk]; NEURAL_SPAM_MEDIUM(0.60)[0.603,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[ssbglimited.co.uk:+]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[5.188.96.66.list.dnswl.org : 127.0.5.0]; NEURAL_SPAM_LONG(0.71)[0.708,0]; IP_SCORE(1.08)[ipnet: 66.96.128.0/18(2.93), asn: 29873(2.51), country: US(-0.05)]; FORGED_SENDER(0.30)[unix@ssbglimited.co.uk,SRS0=RgF7Th=ZS=ssbglimited.co.uk=unix@eigbox.net]; RECEIVED_SPAMHAUS_PBL(0.00)[96.86.30.86.khpj7ygk5idzvmvt5x4ziurxhy.zen.dq.spamhaus.net : 127.0.0.11]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:29873, ipnet:66.96.128.0/18, country:US]; FROM_NEQ_ENVFROM(0.00)[unix@ssbglimited.co.uk,SRS0=RgF7Th=ZS=ssbglimited.co.uk=unix@eigbox.net]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Nov 2019 20:43:17 -0000 Hey, no prob.. sure lets wait to hear back on the use case that could be interesting :) On 2019-11-26 20:20, Rodney W. Grimes wrote: >> Hi Rodney, >> >> I haven't said that is not approved or an RFC exist (there are many and some interesting use cases) , but can you tell me of any in production deployments? > I can not, though for the SRH to be in its current state as a "Standards Track" document > there must be running code someplace... and that usually implies production deployments > as well, or atleast not small scale tests. > >> The conservatory still there, if you check with your customer, how many are willing to deploy it? > I did not mention any customer(s) at all, I stated I was interested in any use case. > >> Open for an offline talk about it as i really like to know if you are seeing other thing.. > I do not know that there is much to talk about. > >> Best regards. >> >> Santiago >> >> >> >> On 2019-11-26 11:33, Rodney W. Grimes wrote: >> >>>> Hi Alex, >>>> >>>> While I'm not a BSD developer, i really doubt it, considering that the >>>> building blocks for SR are not there ( mpls support or just label >>>> push/pop/swap). >>> He specifically stated SRv6 which is not MPLS based. >>> The building blocsk if one was to need this in a BSD are in >>> OpenBSD which has an MPLS implementation. >>> >>>> On the other hand, on SRv6 as you mentioned you rely on IPv6 headers and >>>> there is a lot of conservatory about it.... ( unless you are a Cisco fan!) >>> :-) The SRH is 5 years and 26 revisions into the process and has >>> been "Submitted to IESG for Publication" per: >>> https://datatracker.ietf.org/doc/draft-ietf-6man-segment-routing-header/ >>> so it should be possible for someone to do an implementation in FreeBSD >>> >>>> I'm interesting on the use case, if you don't mind... is it just service >>>> chaining you application ? Usually servers are just part of an overlay ( >>>> call it VXLAN,? MPLS? or something over something else...) >>> I would be interested to here the use cases as well. >>> >>>> Best regards. >>>> >>>> Santiago >>>> >>>> >>>> On 2019-11-25 03:43, madhava gaikwad via freebsd-net wrote: >>>>> Hello Experts, >>>>> I want to know if there is any effort/planning going on to implement Segment Routing (RFC 8402?https://tools.ietf.org/html/rfc8402). I see Linux supporting it. Wondering if there is something planned on FreeBSD too.My app runs on FreeBSD and I have a use case to share information from one application gateway to another about connection identity. I thought SRv6 header can help me here. >>>>> Thank you.Alex. >>>>> _______________________________________________ >>>>> freebsd-net@freebsd.org mailing list >>>>> https://lists.freebsd.org/mailman/listinfo/freebsd-net >>>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>>> _______________________________________________ >>>> freebsd-net@freebsd.org mailing list >>>> https://lists.freebsd.org/mailman/listinfo/freebsd-net >>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>>> >>>> >> _______________________________________________ >> freebsd-net@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-net >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>