Getting Started Using FirstGear for the Model XM128S ISDN Digital Modem
1-2
Introduction
The Model XM128S modem has the following speed and compatibility features:
•
Plug-and-Play support for a Windows
®
95 environment
•
Full compatibility with both ISDN and remote public-switched telephone network (PSTN)
by way of ISDN
•
Multiple signaling protocol compatibility with DSS1, 1TR6, NI-1, AT&T 5ESS, and Northern
Telecom DMS 100 network switches
•
X.75, V.110, V.120, and Point-to-Point Protocol (PPP)
•
B channel speeds of 56 Kbps (in-band signaling) and 64 Kbps (out-of-band signaling)
•
112 Kbps/128 Kbps channel bundling: MLP and Multipoint PPP (RFC1717)
•
Hi/fn LZS compression (Stac)
•
V.42bis data compression using the X.75, V.120, and bundle protocols
•
Configurable using either FirstGear (a Windows 95 utility) or AT commands
•
Automatic ISDN and analog call detection
•
Two analog telephone jacks (analog adapters)
•
Push-button switch for quick dial and teardown
•
Easy-to-use FirstGear configuration software
•
Flash EPROM for easy firmware upgrades
XM128S_bk.fm.book Page 2 Friday, March 6, 1998 11:33 AM
