Re: [Softwires] ISP CGN logging inc. Destination ??
<mohamed.boucadair@orange.com> Mon, 07 May 2018 11:19 UTC
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From: mohamed.boucadair@orange.com
To: "Ramesh.R.Chandra@ril.com" <Ramesh.R.Chandra@ril.com>, "ianfarrer@gmx.com" <ianfarrer@gmx.com>, "rajiva@cisco.com" <rajiva@cisco.com>
CC: "softwires@ietf.org" <softwires@ietf.org>, "int-area@ietf.org" <int-area@ietf.org>
Thread-Topic: [Softwires] ISP CGN logging inc. Destination ??
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Date: Mon, 07 May 2018 11:19:12 +0000
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Subject: Re: [Softwires] ISP CGN logging inc. Destination ??
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Dear Ramesh, Please see inline. Cheers, Med > -----Message d'origine----- > De : Softwires [mailto:softwires-bounces@ietf.org] De la part de > Ramesh.R.Chandra@ril.com > Envoyé : vendredi 4 mai 2018 17:26 > À : ianfarrer@gmx.com; rajiva@cisco.com > Cc : softwires@ietf.org; int-area@ietf.org > Objet : Re: [Softwires] ISP CGN logging inc. Destination ?? > > Dear Ian, thanks for clarifications. > > Regulator in India mandated to preserve the following details for each flow. > 1. Source IP + Port (private for end subscriber device) [Med] Please note that this one may be overlapping among multiple subscribers if DS-Lite is used. > 2. Destination IP + Port (public) [Med] Does the regulator require to preserve "Destination IP + Port" even if a public IP address is assigned to a subscriber? > 3. Translated IP + port (public) > 4. Date and time > > There is no brainer and all this is available in NAT44. MAP being stateless, > no such data available from MAP-BR. We are exploring alternate option on BR > to create this data in MAP. > > Pls advise. > > Regds > ramesh > -----Original Message----- > From: ianfarrer@gmx.com [mailto:ianfarrer@gmx.com] > Sent: 04 May 2018 17:28 > To: Rajiv Asati (rajiva) > Cc: Softwires-wg list; int-area@ietf.org; Ramesh R Chandra > Subject: Re: [Softwires] ISP CGN logging inc. Destination ?? > > Hi Rajiv, > > Please see inline. > > Cheers, > Ian > > > On 4. May 2018, at 12:01, Rajiv Asati (rajiva) <rajiva@cisco.com> wrote: > > > > Ian, > > > > Thanks for sharing the URL. While not explicit, “all metadata” would > include both source and destination A+P. Is that the right interpretation? > > [if - My understanding is that per-flow logging is necessary to meet the > requirement, but I’m not familiar enough with the legislation to know what > exactly needs to be stored.] > > > > > If an ISP were to use “binding” mode on the BR, then without using net > flow/IPFIX, How could the compliance be achieved ? > > [if - If there’s address sharing and the requirement is to provide an exact > match to a data retention request (in some countries, a list of e.g. 16 users > is OK), then AFAICS, you have to use IPFIX. > > The implementation problem for this is compounded by the lack of state table > on most BR implementations (e.g. how do you know when a UDP session has > completed without state for that flow?)] > > > "Confidentiality Warning: This message and any attachments are intended only > for the use of the intended recipient(s). > are confidential and may be privileged. If you are not the intended > recipient. you are hereby notified that any > review. re-transmission. conversion to hard copy. copying. circulation or > other use of this message and any attachments is > strictly prohibited. If you are not the intended recipient. please notify the > sender immediately by return email. > and delete this message and any attachments from your system. > > Virus Warning: Although the company has taken reasonable precautions to > ensure no viruses are present in this email. > The company cannot accept responsibility for any loss or damage arising from > the use of this email or attachment." > _______________________________________________ > Softwires mailing list > Softwires@ietf.org > https://www.ietf.org/mailman/listinfo/softwires
- [Softwires] ISP CGN logging inc. Destination ?? Rajiv Asati (rajiva)
- Re: [Softwires] [Int-area] ISP CGN logging inc. D… Dave O'Reilly
- Re: [Softwires] ISP CGN logging inc. Destination … ianfarrer
- Re: [Softwires] ISP CGN logging inc. Destination … Rajiv Asati (rajiva)
- Re: [Softwires] [Int-area] ISP CGN logging inc. D… Rajiv Asati (rajiva)
- Re: [Softwires] [Int-area] ISP CGN logging inc. D… Dave O'Reilly
- Re: [Softwires] ISP CGN logging inc. Destination … ianfarrer
- Re: [Softwires] ISP CGN logging inc. Destination … mohamed.boucadair
- Re: [Softwires] ISP CGN logging inc. Destination … Ramesh.R.Chandra
- Re: [Softwires] [EXTERNAL] Re: ISP CGN logging in… Lee, Yiu
- Re: [Softwires] ISP CGN logging inc. Destination … mohamed.boucadair
- Re: [Softwires] ISP CGN logging inc. Destination … mohamed.boucadair
- Re: [Softwires] [EXTERNAL] RE: Re: ISP CGN loggin… Lee, Yiu
- Re: [Softwires] ISP CGN logging inc. Destination … Rajiv Asati (rajiva)
- Re: [Softwires] [EXTERNAL] Re: ISP CGN logging in… Rajiv Asati (rajiva)
- Re: [Softwires] [EXTERNAL] Re: ISP CGN logging in… Lee, Yiu
- Re: [Softwires] ISP CGN logging inc. Destination … mohamed.boucadair
- Re: [Softwires] ISP CGN logging inc. Destination … Rajiv Asati (rajiva)
- Re: [Softwires] [EXTERNAL] Re: ISP CGN logging in… Ramesh.R.Chandra
- Re: [Softwires] [EXTERNAL] Re: ISP CGN logging in… Ramesh.R.Chandra
- Re: [Softwires] ISP CGN logging inc. Destination … Rajiv Asati (rajiva)
- Re: [Softwires] ISP CGN logging inc. Destination … Gottlieb, Jordan J
- Re: [Softwires] ISP CGN logging inc. Destination … ianfarrer
- Re: [Softwires] ISP CGN logging inc. Destination … Gottlieb, Jordan J