A fix will be in the next 3.1.9 beta
PCMCIA Serial and Modem Issues
MultiTech MT5634ZLX (Aaron Kaplan)
Date: 2000, Jan 25
From: David Hinds <email@example.com>
The problem was that the modem needs more power than its configuration information indicates.
The next 3.1.9 beta will include a fix.
to: "A fix will be in the next 3.1.9 beta"