nanog mailing list archives
Re: Reverse DNS RFCs and Recommendations
From: Sander Steffann <sander () steffann nl>
Date: Sat, 2 Nov 2013 12:27:55 +0100
Hi, Op 2 nov. 2013, om 12:16 heeft Masataka Ohta <mohta () necom830 hpcl titech ac jp> het volgende geschreven:
Mark Andrews wrote:A cable modem both accepts DHCP packets (for management of the modem) and passes DHCP packets through to the customer device.Even if the CPE does so, which means there is no NAT, the key to update rDNS must, naturally, be contained only in DHCP reply to the CPE.
You are misunderstanding the technology. Many cable operators offer a cable modem in bridged mode so that the customer can attach his own home-router behind it. Sending keys over a medium shared between multiple customers is not safe. Cheers, Sander
Current thread:
- Re: Reverse DNS RFCs and Recommendations, (continued)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 01)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 01)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 01)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 01)
- RE: Reverse DNS RFCs and Recommendations Alex Rubenstein (Nov 01)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 01)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 01)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 02)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 02)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 02)
- Re: Reverse DNS RFCs and Recommendations Sander Steffann (Nov 02)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 02)
- Re: Reverse DNS RFCs and Recommendations Sander Steffann (Nov 02)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 05)
- Re: Reverse DNS RFCs and Recommendations Jimmy Hess (Nov 05)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 05)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 06)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 06)
- Re: Reverse DNS RFCs and Recommendations Masataka Ohta (Nov 06)
- Re: Reverse DNS RFCs and Recommendations Mark Andrews (Nov 02)