Re: [Int-area] UDP zero-checksum in IPv4

2016-03-10 Thread Eggert, Lars
CC maprg On 2016-03-10, at 18:29, Poscic, Kristian (Nokia - US) wrote: > > Hi, > > Does anyone have any info on the percentage of UDP packets with zero-checksum > for IPv4 packets in today’s networks (enterprise, internet, any network). > Seems like there is not a whole lot of info about this

Re: [Int-area] I-D Action:draft-ietf-intarea-gre-ipv6-09.txt

2015-06-26 Thread Eggert, Lars
Sorry, please disregard. I need coffee. Lars On 2015-6-26, at 13:17, Lucy yong wrote: > > Lars, > > I am confused by your comment. This thread is about GRE encapsulation over > IPv6 network. Not about UDP encapsulation. > > Lucy > > -Original Message- >

Re: [Int-area] I-D Action:draft-ietf-intarea-gre-ipv6-09.txt

2015-06-26 Thread Eggert, Lars
Hi, the UDP checksum field is not a codepoint to exchange configuration information in. In other words, zero has been a special case since the first specification of UDP. But all other values cannot be overloaded to have special meaning. Lars On 2015-6-25, at 15:59, Lucy yong wrote: > > Ron

Re: [Int-area] Call for adoption of draft-boucadair-intarea-host-identifier-scenarios-04

2014-07-31 Thread Eggert, Lars
Hi Brandon, On 2014-7-31, at 21:14, Brandon Williams wrote: > Has your read of RFC6967 been presented as the general int-area consensus in > past discussions about the RFC? Or would there be some value in probing the > list a bit more on the topic? my takeaway from the RFC as certainly has not

Re: [Int-area] Call for adoption of draft-boucadair-intarea-host-identifier-scenarios-04

2014-07-23 Thread Eggert, Lars
Hi, I wanted to repeat my comment from the meeting. Given that at least in my read of RFC6967, there exist to sane mechanism to even exchange host IDs across the network, I don't really see why INTAREA should spend any more time on this space. Lars signature.asc Description: Message signed

Re: [Int-area] draft-bonica-intarea-gre-mtu and ECN

2013-08-08 Thread Eggert, Lars
Hi, On Aug 7, 2013, at 22:18, Carlos Pignataro (cpignata) wrote: > In other words, noting S5.3 of RFC 3168 in draft-bonica-intarea-gre-mtu does > not add as compared to not noting it -- the requirement already exists, and > is applicable to any frag/reassembly, including GRE, any other tunnel,

Re: [Int-area] draft-bonica-intarea-gre-mtu and ECN

2013-08-07 Thread Eggert, Lars
Hi, On Aug 6, 2013, at 19:34, Ronald Bonica wrote: > Section 5.3 of RFC 3168 specifies procedures for handling the ECN bit when > reassembling fragmented packets. These rules must be observed by any device > that reassembles fragmented packets, including tunnel egress routers. It > would be re

Re: [Int-area] Completion of working group last call for draft-ietf-intarea-nat-reveal-analysis-02

2012-07-30 Thread Eggert, Lars
Hi, On Jul 29, 2012, at 23:41, mohamed.boucad...@orange.com wrote: > Could be more explict and explain what is missing in > draft-ietf-intarea-nat-reveal-analysis-02 to reach that stage? the goal of this draft was to survey the options. I don't think it should make any recommendation at all. I

Re: [Int-area] Completion of working group last call for draft-ietf-intarea-nat-reveal-analysis-02

2012-07-27 Thread Eggert, Lars
On Jul 27, 2012, at 0:09, mohamed.boucad...@orange.com wrote: > The argument I heard in Paris meeting for including a recommendation is to > help vendors to select the solution to implement in their devices. They can > not provide the same feature using 8 implementation options. That argument >

Re: [Int-area] Comments on draft-ietf-intarea-nat-reveal-analysis-02

2012-07-10 Thread Eggert, Lars
On Jul 10, 2012, at 1:26, Wesley Eddy wrote: > On 7/9/2012 4:41 PM, Tina TSOU wrote: >> The TCP option is another good way to include the HOST ID in case of TCP >> and UDP communications. > > Surely there's a typo there, since it does not work at all in the > case of UDP. > > I disagree with the

Re: [Int-area] ACTION REQUIRED: Extending working group last call for draft-ietf-intarea-nat-reveal-analysis-02

2012-07-06 Thread Eggert, Lars
On Jul 5, 2012, at 22:48, Alissa Cooper wrote: > With the changes to this draft in the -02 version, I'm having a little > trouble seeing its purpose. It basically now seems like a shell for the > recommendation in 3.3, with the analysis stuffed into appendices. But given > that there is no stabl

Re: [Int-area] New draft about formally obsoleting some historic IPv4 options

2012-06-12 Thread Eggert, Lars
Hi, shouldn't we at the same time also be making the RFCs that originally registered these option numbers Historic? Lars On Jun 11, 2012, at 19:57, Suresh Krishnan wrote: > Hi all, > Here is a new draft about formally obsoleting some IPv4 options that > are not being used in practice. The dra

Re: [Int-area] I-D Action: draft-shen-traceroute-ping-ext-04.txt

2012-03-05 Thread Eggert, Lars
Hi, On Mar 5, 2012, at 23:31, Naiming Shen wrote: > On Mar 3, 2012, at 12:55 AM, Eggert, Lars wrote: >>> 8. IANA Considerations >>> >>> The IANA is requested to assign a well-known port number, Trace-Ping >>> Port, for the UDP and TCP of this Trace-Ping

Re: [Int-area] I-D Action: draft-shen-traceroute-ping-ext-04.txt

2012-03-03 Thread Eggert, Lars
Hi, > 8. IANA Considerations > >The IANA is requested to assign a well-known port number, Trace-Ping >Port, for the UDP and TCP of this Trace-Ping extensions. I'm curious why you think you need a port number for this ping extension. Ping is a diagnostic procedure that can be used with