RE: [dhcwg] Re: prefix length determination for DHCPv6

2007-08-18 Thread Hemant Singh (shemant)
I had clarified such RAs in private discussions with various folks inside and outside Cisco. Sorry, if I have missed any email that said RA with no PIOs is viewed as "incorrect". It is a totally correct RA configuration that 2461bis or even RFC 2461 makes reference to. Now an RA that includes a PI

Re: [dhcwg] Re: prefix length determination for DHCPv6

2007-08-18 Thread Ralph Droms
James - in the abstract, in my opinion the inference is that a prefix cannot be described as on-link unless it is advertised in a PIO. Question for the list: is there a functional difference between an RA that includes a PIO advertising a prefix P with neither the L nor A bits set (no on-li

Re: [dhcwg] Re: prefix length determination for DHCPv6

2007-08-18 Thread Ralph Droms
Where you configure a mask with an address is an accident of the UI. Where you use the mask is based on the protocol design. The prefix length is not used in any way with an address assigned to an interface. The only reason a mask is specified with an address in IPv4 is to convey on-link

Weekly posting summary for ipv6@ietf.org

2007-08-18 Thread Rob Austein
Messages | Bytes| Who +--++--+ 13.92% | 11 | 19.23% | 107242 | [EMAIL PROTECTED] 15.19% | 12 | 11.84% |66004 | [EMAIL PROTECTED] 11.39% |9 | 11.21% |62505 | [EMAIL PROTECTED] 7.59% |6 | 8.18% |455

Re: [dhcwg] Re: prefix length determination for DHCPv6

2007-08-18 Thread Michael W. Oliver
On 2007-08-17T06:59:56-0700, Templin, Fred L wrote: >> How can that happen with a DHCPv6 host? RA will always precede DHCPv6 >> transactions because unless the host sees an RA with M bit set the >> host will not initiate DHCPv6. > > That doesn't make much sense; if a node doesn't hear > RAs, why w