On 1/19/10 9:51 PM, Brian E Carpenter wrote: > On 2010-01-20 15:22, Ranjith ......knowing peking wrote: >> Most of the current implementations of ULA does not support automatic >> generation of the global IDs corresponding to the ULAs. Users have to >> generate the global id by using some external software (using the interface >> id and current NTP time on the router). The User will have to do a lot to >> generate and configure an ULA address, which he may tend to avoid. > > It seems to me trivial for a CPE router to do this (after a factory reset, > for example). We just need to specify it as a requirement. > >> Besides this, Once a global id is generated, filters should be added at the >> site boundaries. >> As Site is ambiguous, i feel manual configuration is required for supporting >> ULA based network. > > The filter is on the WAN side. That also seems trivial to automate, since the > CPE knows where its WAN interface is.
As long as the filter is for *all* ULAs. That way, if there are multiple ULA prefixes in use on a network with multiple CPEs, you won't have leakage of ULAs not generated on that specific CPE. Regards, Brian -------------------------------------------------------------------- IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
