Hello, I suggest naming the option : OPTION_TUNNEL_ENDPOINT.
Best Regards, Francois-Xavier Le Bail --- On Tue, 2/17/09, David W. Hankins <[email protected]> wrote: > From: David W. Hankins <[email protected]> > Subject: [Softwires] Softwires configuration via DHCP > To: [email protected] > Date: Tuesday, February 17, 2009, 6:02 PM > In forming the DHCPv6 option format for Softwires > configuration, I > made a few assumptions. I would like to (hopefully _very_ > briefly) > explain my rationale, and invite additional feedback before > I revise > the draft. > > 1) That the only configuration required would be the > endpoint - that > the 'Softwires Protocol' would include as > specification a single > kind of tunnel, for example. The presumption, for > simplicity, is > that any Softwire client can establish a connection with > any > Softwire service without needing to know "which > type." Put another > way, all Softwire services will be externally identical. > > 2) That only a single endpoint is sensible. That there > wouldn't be > a configuration where a client had multiple Softwire > endpoints > configured at once (migrated from one to another, but > never > straddling two or more at once). > > 3) That although many current tunneling software > implementations might > accept domain names as configuration parameters, > > a) A recursive domain name lookup after completing DHCP is > extra work for no benefit. DHCP servers can and will > perform the lookup on behalf of the client. These > extra > packet exchanges are trivial, until every packet you > transmit > drains your phone's battery. > > b) Tunneling is a "routing kind of service", and > so my first > inclination is that operators are likely to solve > tunnel > endpoint reachability problems ("failure > modes") by using > classic IP routing solutions. Consequently the > configuration of interest is an IPv6 address, whose > termination may change through changes in routing > policy. > > These are essentially the assumptions that went into > draft-dhankins-softwire-tunnel-option-01. > > -- > David W. Hankins "If you don't do it right the > first time, > Software Engineer you'll just have to do it > again." > Internet Systems Consortium, Inc. -- Jack T. Hankins > _______________________________________________ > Softwires mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/softwires _______________________________________________ Softwires mailing list [email protected] https://www.ietf.org/mailman/listinfo/softwires
