Re: How do you do rDNS for IPv6 ?

2010-12-06 Thread Owen DeLong
On Dec 5, 2010, at 5:28 PM, Franck Martin wrote: - Original Message - From: Owen DeLong o...@delong.com To: John Levine jo...@iecc.com Cc: nanog@nanog.org Sent: Sunday, 5 December, 2010 2:54:43 PM Subject: Re: How do you do rDNS for IPv6 ? On Dec 5, 2010, at 2:13 PM, John

Re: How do you do rDNS for IPv6 ?

2010-12-06 Thread Jack Bates
On 12/5/2010 4:25 PM, Felipe Zanchet Grazziotin wrote: There are other useful tips too, including ideas for PowerDNS and Bind. Yeah, PowerDNS already supports generating /PTR on the fly. I'm more of the opinion that generic hosts shouldn't have rDNS, but that will depend on banks and

Re: How do you do rDNS for IPv6 ?

2010-12-06 Thread Jared Mauch
On Dec 5, 2010, at 9:41 PM, Jima wrote: On 12/5/2010 4:13 PM, John Levine wrote: In IPv4 land, it is standard to assign matching forward and reverse DNS for every live IP, and a fair number of services treat requests from hosts without rDNS with added scepticism. For consumer networks, it's

Re: How do you do rDNS for IPv6 ?

2010-12-06 Thread Jay Ashworth
Original Message - From: Jared Mauch ja...@puck.nether.net Anyone done this dynamic synthesis w/ bind? dnssec thoughts as well? i know this isn't namedroppers, but perhaps someone can post some code or examples, or a link to a webpage with them? Earthlink, I believe; DENTS has a

How do you do rDNS for IPv6 ?

2010-12-05 Thread John Levine
I've been pondering IPv6 setups, and I don't understand how IPv6 rDNS is supposed to work. It's clear enough how you look up any particular address, but it's not at all clear to me what you put into an rDNS zone and how you put it there. In IPv4 land, it is standard to assign matching forward

Re: How do you do rDNS for IPv6 ?

2010-12-05 Thread Felipe Zanchet Grazziotin
Hi John, On Sun, Dec 5, 2010 at 8:13 PM, John Levine jo...@iecc.com wrote: I've been pondering IPv6 setups, and I don't understand how IPv6 rDNS is supposed to work. It's clear enough how you look up any particular address, but it's not at all clear to me what you put into an rDNS zone and

Re: How do you do rDNS for IPv6 ?

2010-12-05 Thread Owen DeLong
On Dec 5, 2010, at 2:13 PM, John Levine wrote: I've been pondering IPv6 setups, and I don't understand how IPv6 rDNS is supposed to work. It's clear enough how you look up any particular address, but it's not at all clear to me what you put into an rDNS zone and how you put it there.

Re: How do you do rDNS for IPv6 ?

2010-12-05 Thread George Michaelson
On 06/12/2010, at 8:25 AM, Felipe Zanchet Grazziotin wrote: Hi John, On Sun, Dec 5, 2010 at 8:13 PM, John Levine jo...@iecc.com wrote: I've been pondering IPv6 setups, and I don't understand how IPv6 rDNS is supposed to work. It's clear enough how you look up any particular address,

Re: How do you do rDNS for IPv6 ?

2010-12-05 Thread Franck Martin
- Original Message - From: Owen DeLong o...@delong.com To: John Levine jo...@iecc.com Cc: nanog@nanog.org Sent: Sunday, 5 December, 2010 2:54:43 PM Subject: Re: How do you do rDNS for IPv6 ? On Dec 5, 2010, at 2:13 PM, John Levine wrote: When hosts self-configure their low 64

Re: How do you do rDNS for IPv6 ?

2010-12-05 Thread Jima
On 12/5/2010 4:13 PM, John Levine wrote: In IPv4 land, it is standard to assign matching forward and reverse DNS for every live IP, and a fair number of services treat requests from hosts without rDNS with added scepticism. For consumer networks, it's often something like