Re: [Sip] Re: URI comparison rules - IPv6 addresses
"Vijay K. Gurbani" <vkg@alcatel-lucent.com> Wed, 21 November 2007 19:51 UTC
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Date: Wed, 21 Nov 2007 13:50:51 -0600
From: "Vijay K. Gurbani" <vkg@alcatel-lucent.com>
Organization: Bell Labs Security Technology Research Group
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To: Jeroen van Bemmel <jbemmel@zonnet.nl>
Subject: Re: [Sip] Re: URI comparison rules - IPv6 addresses
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Cc: sip <sip@ietf.org>, Gonzalo Camarillo <Gonzalo.Camarillo@ericsson.com>, Brett Tate <brett@broadsoft.com>
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Jeroen van Bemmel wrote: > Vijay, > It's not only IPv6: what about 127.0.0.1 versus 127.000.000.1? Jeroen: Pedantically speaking, you are probably right. But in practice we do not generally see leading zeros in an IPv4 octet. IPv6, with its compressed notation and the need to represent hybrid addresses (like IPv4-mapped IPv6 addresses) makes the representation issue more acute. For instance, the low-order 32 bits of an IPv4-mapped IPv6 address can be represented using the familiar dotted-decimal notation, or they can be represented using the IPv6 colon-separated notation. But your point is well taken: if we put some text about the binary equivalence of different textual representations of an IPv6 address, I guess we should do so for IPv4 as well. Thanks, - vijay -- Vijay K. Gurbani, Bell Laboratories, Alcatel-Lucent 2701 Lucent Lane, Rm. 9F-546, Lisle, Illinois 60532 (USA) Email: vkg@{alcatel-lucent.com,bell-labs.com,acm.org} WWW: http://www.alcatel-lucent.com/bell-labs _______________________________________________ Sip mailing list https://www1.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use sip-implementors@cs.columbia.edu for questions on current sip Use sipping@ietf.org for new developments on the application of sip
- [Sip] URI comparison rules - IPv6 addresses Gonzalo Camarillo
- RE: [Sip] URI comparison rules - IPv6 addresses DRAGE, Keith (Keith)
- Re: [Sip] URI comparison rules - IPv6 addresses Gonzalo Camarillo
- Re: [Sip] URI comparison rules - IPv6 addresses peter_blatherwick
- [Sip] Re: URI comparison rules - IPv6 addresses Vijay K. Gurbani
- [Sip] Re: URI comparison rules - IPv6 addresses Gonzalo Camarillo
- RE: [Sip] Re: URI comparison rules - IPv6 address… Jeroen van Bemmel
- [Sip] Re: URI comparison rules - IPv6 addresses Vijay K. Gurbani
- Re: [Sip] Re: URI comparison rules - IPv6 address… Vijay K. Gurbani
- Re: [Sip] Re: URI comparison rules - IPv6 address… Michael Thomas
- Re: [Sip] Re: URI comparison rules - IPv6 address… Vijay K. Gurbani
- Re: [Sip] Re: URI comparison rules - IPv6 address… Michael Thomas
- Re: [Sip] Re: URI comparison rules - IPv6 address… Vijay K. Gurbani
- Re: [Sip] Re: URI comparison rules - IPv6 address… Michael Thomas
- Re: [Sip] Re: URI comparison rules - IPv6 address… Vijay K. Gurbani
- Re: [Sip] Re: URI comparison rules - IPv6 address… Dale.Worley
- Re: [Sip] Re: URI comparison rules - IPv6 address… Michael Thomas
- Re: [Sip] Re: URI comparison rules - IPv6 address… Paul Kyzivat
- Re: [Sip] Re: URI comparison rules - IPv6 address… Dale.Worley
- Re: [Sip] Re: URI comparison rules - IPv6 address… Dale.Worley