On Wed, 08 Apr 1998 17:30:05 -0700 
 Jonathan Stone <jonathan@DSG.Stanford.EDU> wrote:

 > Someone also reminded me in private email that it's not entirely
 > uncommon for firewalls to break PMTU, too....

While the general consensus in the applicable WGs is that such firewalls
are COMPLETELY BROKEN, Black Hole Discovery is a somewhat orthogonal
problem to Path MTU Discovery.

Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                            Home: +1 408 866 1912
NAS: M/S 258-5                                       Work: +1 650 604 0935
Moffett Field, CA 94035                             Pager: +1 415 428 6939