dhclient with IPv6 and PD hints

[Mike.]

On 4/8/2014 at 10:01 PM Bjørn Mork wrote:

|"Mike." <the.lists at mgm51.com> writes:
|> On 4/4/2014 at 2:08 PM Mike. wrote:
|>
|> |What is the configuration file syntax to request a prefix
delegation
|> |of a size other than a /64?
|> |
|> |Comcast recently fired up IPv6 dual stack in my area.   The IA-PD
|> |request gives me a /64 delegation.
|> |
|> |If I specify that I want a /60 in the PD hints, then Comcast will
|> |delegate a /60 prefix to me so that I can split it up into /64
for
|> my
|> |subnets.
|> |
|> |
|> |Only, I cannot seem to find out how to get the ISC dhclient
program
|> |to request the /60 via a PD hint.  
|> |
|> |
|> |What am I overlooking?
|> |
|> |Thanks.
|>  =============
|>
|>
|>
|> Anyone?
|
|Looking at the code there doesn't seem to be any way to configure
this.
|Unless you have an existing lease, the request will be for ::/0,
|i.e. whatever the server defaults to.
|
|You might be able to hack it to do what you want by creating a lease
|file with a suitable prefix-length.
 =============


Thanks, though I prefer a config-based solution, your suggestion at
least give me something to try, and a few avenues of solutions, until
PD hints are better implemented.