Joe Frankiewicz wrote the following to Craig Ford, and I quote (in part):
   -> Microcom has made the technique for negotiating V.42bis over MNP4
   -> freely avaialble.
 JF> Last time I was involved with MNP10, the spec was far from free,
 JF> they charged a GREAT deal of money for it.
It is true that MNP service levels beyond 4 are not free, but the techniques 
to implement V.42bis over level 4 are.
    DB> Does any modem other than those marketed by Rockwell chipset DB>
      > stuffers use extended v.42?
   -> Yes. Lucent, Motorola, and ZyXel support it.
 JF> Let's keep the terminology straight, there is no such thing as
 JF> "extended V.42".   MNP10 makes use of  ***MNP Extended Services***
 JF> for negotiation of this stuff.   V.42 knows nothing about this, as
 JF> it is only documented in proprietary Microcom specs.
In this circumstance we're only refering to V.42bis over MNP4. Implementation 
of MNP10 is a different animal.
Regards....
Craig
aka: cford@ix.netcom.com
   : craig.ford@2001.conchbbs.com
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