Re: [IETF] back by popular demand - a DNS calculator

2013-03-20 Thread Ray Bellis
On 21 Feb 2013, at 02:46, Carlos M. martinez carlosm3...@gmail.commailto:carlosm3...@gmail.com wrote: Wasn't the 'evil bit' able to hold the value 2 ? Use all evil bits for IP addresses and we'll soon have no need for IPv6. Geoff Huston and I wrote a draft to use the evil bit to indicate the

Re: [IETF] Re: back by popular demand - a DNS calculator

2013-02-20 Thread Carlos M. martinez
Wasn't the 'evil bit' able to hold the value 2 ? Use all evil bits for IP addresses and we'll soon have no need for IPv6. :D ~C. On 2/15/13 6:45 PM, Warren Kumari wrote: On Feb 15, 2013, at 5:06 PM, Patrik Fältström p...@frobbit.se wrote: On 15 feb 2013, at 18:19, Joe Touch to...@isi.edu

Re: [IETF] back by popular demand - a DNS calculator

2013-02-20 Thread Steven Bellovin
On Feb 20, 2013, at 9:46 PM, Carlos M. martinez carlosm3...@gmail.com wrote: Wasn't the 'evil bit' able to hold the value 2 ? Yes, but we need an RFC for that. From RFC 3514: 6. IANA Considerations This document defines the behavior of security elements for the 0x0 and 0x1 values of

Re: back by popular demand - a DNS calculator

2013-02-18 Thread John C Klensin
--On Friday, February 15, 2013 16:48 -0800 Joe Touch to...@isi.edu wrote: If any label were allowed, then why does IDN conversion go so far out of its way to exclude particular strings, e.g., those beginning/ending with '-' and encodes everything 0..7F into a-z/0-9? (I was focused on

Re: back by popular demand - a DNS calculator

2013-02-18 Thread Martin Rex
Donald Eastlake wrote: Let's see, here is the list of RFCs that the RFC Editor believes update RFC 1035: RFC 1101, RFC 1183, RFC 1348, RFC 1876, RFC 1982, RFC 1995, RFC 1996, RFC 2065, RFC 2136, RFC 2181, RFC 2137, RFC 2308, RFC 2535, RFC 2845, RFC 3425, RFC 3658, RFC 4033, RFC 4034, RFC

Re: [IETF] back by popular demand - a DNS calculator

2013-02-16 Thread Warren Kumari
Sent from my iPad On Feb 16, 2013, at 2:02 AM, Patrik Fältström p...@frobbit.se wrote: On 15 feb 2013, at 23:45, Warren Kumari war...@kumari.net wrote: Sure -- the DNS protocol *cannot* handle any value in the octets -- in fact, there are an *infinite* number of values it cannot handle

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Brian E Carpenter
On 14/02/2013 23:02, Joe Touch wrote: Hi, all, By popular request, I've restored the DNS calculator function as an operational service. See: http://www.isi.edu/touch/tools/dns-calc.html (this was designed for a Sigcomm OO session, but it's been used several places as an example why the

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Stephane Bortzmeyer
On Thu, Feb 14, 2013 at 03:02:48PM -0800, Joe Touch to...@isi.edu wrote a message of 16 lines which said: By popular request, I've restored the DNS calculator function as an operational service. Why no delegation from postel.org? It is not really DNS if you have to use an explicit name

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Joe Touch
On 2/15/2013 12:19 AM, Stephane Bortzmeyer wrote: On Thu, Feb 14, 2013 at 03:02:48PM -0800, Joe Touch to...@isi.edu wrote a message of 16 lines which said: By popular request, I've restored the DNS calculator function as an operational service. Why no delegation from postel.org? It is

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Joe Touch
On 2/14/2013 3:07 PM, Marco Davids (Prive) wrote: Op 15-02-13 00:02, Joe Touch schreef: By popular request, I've restored the DNS calculator function as an operational service. See: http://www.isi.edu/touch/tools/dns-calc.html Great! But I was hoping it would do DNSSEC by now. Like

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Patrik Fältström
On 15 feb 2013, at 18:19, Joe Touch to...@isi.edu wrote: - the Bert version uses DNS strings that aren't valid (*, +, ',', ++) Are we going to open again the question whether the DNS protocol can handle any value in the octets, as compared to the hostname definition that says

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Joe Touch
On 2/15/2013 2:06 PM, Patrik Fältström wrote: On 15 feb 2013, at 18:19, Joe Touch to...@isi.edu wrote: - the Bert version uses DNS strings that aren't valid (*, +, ',', ++) Are we going to open again the question whether the DNS protocol can handle any value in the octets,

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Randy Bush
- the Bert version uses DNS strings that aren't valid (*, +, ',', ++) this is not an accident Are we going to open again the question whether the DNS protocol can handle any value in the octets, as compared to the hostname definition that says something more limited? ;-) no need. the

Re: [IETF] Re: back by popular demand - a DNS calculator

2013-02-15 Thread Warren Kumari
On Feb 15, 2013, at 5:06 PM, Patrik Fältström p...@frobbit.se wrote: On 15 feb 2013, at 18:19, Joe Touch to...@isi.edu wrote: - the Bert version uses DNS strings that aren't valid (*, +, ',', ++) Are we going to open again the question whether the DNS protocol can handle any

Re: back by popular demand - a DNS calculator

2013-02-15 Thread John C Klensin
--On Friday, February 15, 2013 14:10 -0800 Joe Touch to...@isi.edu wrote: Let's just say that there doesn't appear to be disagreement that the DNS can handle a-z/0-9/'-'. Other values _may or may not_ be permitted or handled opaquely in the lookup, AFAICT. It remains a question AFAICT.

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Joe Touch
On 2/15/2013 3:17 PM, John C Klensin wrote: --On Friday, February 15, 2013 14:10 -0800 Joe Touch to...@isi.edu wrote: Let's just say that there doesn't appear to be disagreement that the DNS can handle a-z/0-9/'-'. Other values _may or may not_ be permitted or handled opaquely in the

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Donald Eastlake
Let's see, here is the list of RFCs that the RFC Editor believes update RFC 1035: RFC 1101, RFC 1183, RFC 1348, RFC 1876, RFC 1982, RFC 1995, RFC 1996, RFC 2065, RFC 2136, RFC 2181, RFC 2137, RFC 2308, RFC 2535, RFC 2845, RFC 3425, RFC 3658, RFC 4033, RFC 4034, RFC 4035, RFC 4343, RFC 5936, RFC

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Masataka Ohta
Joe Touch wrote: Seems clear to me: RFC1035: The labels must follow the rules for ARPANET host names. They must start with a letter, end with a letter or digit, and have as interior characters only letters, digits, and hyphen. There are also some restrictions on the length. Labels

Re: [IETF] back by popular demand - a DNS calculator

2013-02-15 Thread Patrik Fältström
On 15 feb 2013, at 23:45, Warren Kumari war...@kumari.net wrote: Sure -- the DNS protocol *cannot* handle any value in the octets -- in fact, there are an *infinite* number of values it cannot handle *in the octets*. For example, it cannot handle 257. It also cannot handle 321, nor

Re: back by popular demand - a DNS calculator

2013-02-15 Thread Patrik Fältström
On 16 feb 2013, at 01:48, Joe Touch to...@isi.edu wrote: (I was focused on looking up A records given FQDNs) Thats a different thing than talking about what the DNS protocol can handle. Patrik

Re: [IETF] back by popular demand - a DNS calculator

2013-02-15 Thread Dave Cridland
On 16 Feb 2013 07:03, Patrik Fältström p...@frobbit.se wrote: On 15 feb 2013, at 23:45, Warren Kumari war...@kumari.net wrote: Sure -- the DNS protocol *cannot* handle any value in the octets -- in fact, there are an *infinite* number of values it cannot handle *in the octets*. For example,

back by popular demand - a DNS calculator

2013-02-14 Thread Joe Touch
Hi, all, By popular request, I've restored the DNS calculator function as an operational service. See: http://www.isi.edu/touch/tools/dns-calc.html (this was designed for a Sigcomm OO session, but it's been used several places as an example why the DNS should NOT be anything more than a

Re: back by popular demand - a DNS calculator

2013-02-14 Thread Marco Davids (Prive)
Op 15-02-13 00:02, Joe Touch schreef: By popular request, I've restored the DNS calculator function as an operational service. See: http://www.isi.edu/touch/tools/dns-calc.html Great! But I was hoping it would do DNSSEC by now. Like Bert's tool has been doing for ages: dig

Re: back by popular demand - a DNS calculator

2013-02-14 Thread Patrik Fältström
On 14 feb 2013, at 23:07, Marco Davids (Prive) mdav...@forfun.net wrote: Great! But I was hoping it would do DNSSEC by now. ...how can one otherwise know that 2+3 is 4^H5 Patrik