RD> Now I'm confused.  The last guy told me that 56k was completely
 RD> different from ISDN.
It is.
K56 and X2 are not the same as ISDN.  ISDN is ISDN.
There is a USR modem that will do X2 and ISDN, but that's about it.
--gary
... Despite the cost of living, it remains popular.
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