The end of the beginning is in sight

[Hal Murray]

>> Only if they correctly ignore extensions that they don't expect.
> What would "not ignoring" look like? 

If length != 48: Goto Reject

> That could be. If it is, we're in the "must design NTPv5" future.  But I
> don't think we'll know whether we're there unless we field a more
> conservative design and get a lot of bug reports. 

Even if you had a wonderful NTPv5 implementation, you still have to support 
the old stuff for a long long time.

>From a pool server:
current version:        430490
older version:          69954

I think that waiting for bug reports won't be good enough.  We'll have to 
actively track down the sources of packets we don't want to support.

> My head says that could easily become a deployment nightmare and we should
> establish the impossibility of doing an effective job with extensions first.
> My head is winning, so far. 

Good.


-- 
These are my opinions.  I hate spam.