The syntax for mailing from Arpa Internet to Bitnet is:
u%h.bitnet at N where: u = user
h
= host
N
= machine (i.e. wiscvm.wisc.edu)
To go from Bitnet to Arpa Internet, the syntax is:
u at d.I where: u = user
d
= domain
I = com, edu, etc.
Hope that helps.
Adam Stein